In today’s digital age, businesses of all sizes are increasingly vulnerable to cyberattacks. From ransomware and phishing to data breaches and insider threats, the need for robust cybersecurity has never been greater. Denver, Colorado, is rapidly emerging as a hub for innovation and technology, attracting companies that prioritize cybersecurity.

This guide highlights the top 25 cybersecurity companies in Denver, detailing their services, specialties, and what makes them stand out. It also provides insights into how to choose the right cybersecurity partner, trends shaping the industry, and how Denver-based companies are addressing digital threats.

Why Cybersecurity is Critical in Denver

Denver’s thriving tech ecosystem includes startups, enterprise firms, and government agencies, all of which are prime targets for cybercriminals. Effective cybersecurity protects businesses against:

• Data Breaches: Prevents theft of sensitive customer and business data.
• Ransomware Attacks: Ensures continuity by stopping malicious encryption of files.
• Compliance Violations: Helps meet HIPAA, ISO 27001, SOC 2, PCI DSS, and other regulations.
• Intellectual Property Theft: Protects proprietary technology, software, and research.

Investing in a cybersecurity company in Denver or hiring a trusted cybersecurity firm ensures that companies can grow safely in an increasingly digital economy.

How to Choose the Right Denver Cybersecurity Company

When evaluating cyber security companies in Denver or a cybersecurity firm, consider:

1. Experience & Expertise: Proven track record in penetration testing, incident response, and threat intelligence.
2. Service Range: Services like vulnerability assessments, cloud security, managed detection, and compliance audits.
3. Innovation & Methodology: Adoption of AI-driven security, proactive threat detection, and advanced risk management.
4. Response & Support: Rapid response to cyber incidents is essential to minimize damage.
5. Regulatory Compliance Assistance: Assistance with HIPAA, ISO 27001, SOC 2, and other standards.

Top Cybersecurity Companies in Denver

Denver’s growing technology and innovation sectors have made it a hub for startups, enterprises, and government agencies. But with rapid growth comes elevated risk: Colorado ranks 7.96 on the Kiteworks risk index, with a 58.7% surge in financial losses due to cyber incidents since 2017. For businesses here, partnering with a reliable cybersecurity company in Denver is essential to protect sensitive data, maintain compliance, and prevent ransomware or insider attacks.

1. CYTAS

Overview:
CYTAS is a premier cybersecurity firm and a leading cybersecurity company in the USA, headquartered in Denver. With expertise across penetration testing, vulnerability assessments, AI/ML threat detection, and compliance consulting, CYTAS helps organizations secure their web, mobile, cloud, IoT, and AI/ML systems. They serve diverse industries such as healthcare, fintech, e-commerce, and technology. CYTAS is known for its process-driven methodology, customized security audits, and zero false positives approach, making them a trusted choice among Denver cybersecurity companies.

Services Offered:

• Web & Mobile App Penetration Testing
• API Security Testing
• Cloud Security Assessments
• IoT & AI/ML Security
• Compliance & Risk Management

Best For: Enterprises seeking full-stack cybersecurity with regulatory compliance support and advanced threat detection capabilities.

Case Example:
A fintech startup partnered with CYTAS for a comprehensive penetration test across cloud infrastructure. CYTAS identified critical vulnerabilities and recommended fixes, preventing potential breaches affecting thousands of customers.

2. Datadog

Overview:
Datadog is a Denver cybersecurity company renowned for its DevSecOps-native platform. It unifies security monitoring, cloud SIEM, App/API protection, and infrastructure scanning into a single, comprehensive dashboard. Datadog is particularly valued by companies seeking integrated security and operational insights in real time.

Services Offered:

• Security Monitoring & Compliance
• Cloud SIEM Integration
• App/API Security
• SAST & IAST

Best For: Organizations wanting security integrated with DevOps pipelines and real-time threat monitoring.

Case Example:
A SaaS provider used Datadog to monitor multi-cloud deployments. Their platform detected anomalous API behavior, allowing the company to remediate threats before any customer data was compromised.

3. Accedere

Overview:
Accedere is a Denver-based cybersecurity firm blending technical cybersecurity expertise with audit-grade compliance services. They offer SOC 1/2/3 audits, ISO certifications, cloud security assessments, VAPT, and SCADA/OT evaluations. Accedere’s unique value lies in combining regulatory knowledge with hands-on technical testing, ensuring that companies meet compliance standards while addressing vulnerabilities.

Services Offered:

• SOC 1/2/3 Audits
• ISO/IEC Certification
• Cloud & Penetration Testing
• CSOC Services
• Vulnerability Assessments

Best For: Businesses that require compliance-aligned security assessments and audit-ready reporting.

Case Example:
A healthcare provider engaged Accedere for SOC 2 readiness and penetration testing. Accedere’s team identified system weaknesses and guided remediation, ensuring successful audit completion.

4. Red Canary

Overview:
Red Canary is a 24/7 Managed Detection & Response (MDR) provider known among top cybersecurity companies in Colorado. They focus on real-time threat detection and response across endpoints, cloud, identities, and SaaS environments. With automated alerting and expert response, Red Canary helps organizations reduce dwell time and mitigate potential cyber risks quickly.

Services Offered:

• Managed Detection & Response (MDR)
• Threat Intelligence & Analytics
• Endpoint Security & Response
• Security Data Lake Integration

Best For: Organizations seeking continuous monitoring and rapid incident response.

Case Example:
A mid-sized technology firm detected a malware attack via Red Canary’s MDR services. Immediate containment prevented lateral movement and data loss, securing sensitive company data.

5. DirSec

Overview:
DirSec, based in Louisville, CO, is a full-service cybersecurity firm providing penetration testing, cloud and network audits, vCISO, and managed security services. By leveraging over 30 security products, DirSec delivers customized solutions that fit the specific needs of Denver businesses. Their approach combines proactive threat management with strategic consulting.

Services Offered:

• Penetration Testing
• Compliance Audits
• Managed Security Services
• Cloud & Network Protection
• Firewall Implementation & Optimization

Best For: Companies seeking comprehensive cybersecurity coverage with flexible, tailored solutions.

Case Example:
A Denver-based financial firm engaged DirSec for cloud auditing and firewall optimization. As a result, they reduced the risk of ransomware and improved compliance with security standards.

6. EPAM

Overview:
EPAM is a global cybersecurity company in the USA with a dedicated Denver practice. Their engineering-led approach focuses on threat modeling, DevSecOps integration, and managed security services. EPAM combines advanced technology with strategic consulting, helping enterprises embed cybersecurity into software development and operational workflows.

Services Offered:

• Cloud & Data Security
• DevSecOps Integration
• Ransomware Protection
• Zero Trust Architecture Implementation
• Managed Detection & Response (MDR)

Best For: Enterprises seeking security integrated with software engineering pipelines and operational security practices.

Case Example:
A logistics company implemented EPAM’s managed detection services within their CI/CD pipeline. Threats were detected during development, preventing deployment vulnerabilities and securing sensitive operational data.

7. K3 Technology

Overview:
K3 Technology is a trusted Denver cybersecurity company that specializes in delivering managed cybersecurity solutions for small and mid-sized businesses. They focus on proactive security rather than reactive fixes, ensuring that potential vulnerabilities are addressed before they become critical threats. K3 Technology combines advanced threat intelligence, endpoint security, and secure cloud adoption strategies to build a comprehensive security environment. Their approach emphasizes continuous monitoring and real-time alerts, helping clients stay one step ahead of evolving cyber threats.

K3 Technology also provides consulting services, advising organizations on IT compliance, risk management, and security policy development. Their team works closely with businesses to tailor solutions that align with industry standards like HIPAA, SOC2, and PCI DSS.

Services Offered:

• Email Security & Filtering to protect against phishing and malicious campaigns
• IT Compliance for HIPAA, SOC2, and PCI DSS requirements
• Security Assessments including vulnerability scanning and risk evaluation
• Office 365 Security Optimization for cloud applications
• Endpoint Protection across desktops, servers, and mobile devices

Best For: SMBs that need hands-on cybersecurity management without the overhead of a large internal IT team, while also ensuring compliance and proactive threat mitigation.

Case Example:
A Denver-based healthcare clinic partnered with K3 Technology to secure their Office 365 environment and endpoints. With phishing simulations, continuous monitoring, and threat detection, they successfully avoided ransomware attacks and maintained HIPAA compliance.

8. Sekurno

Overview:
Sekurno is a cybersecurity firm in Denver that stands out for its compliance-driven security testing and consulting. Their mission is to help organizations identify, assess, and remediate security vulnerabilities while meeting rigorous regulatory standards. Sekurno’s team has expertise in penetration testing, security risk assessments, and ongoing security advisory services, making them a trusted partner for highly regulated industries such as finance, healthcare, and government.

Sekurno emphasizes integrating security with compliance, which allows organizations to reduce risk and prepare for audits simultaneously. Their services are tailored to the unique operational and regulatory environment of each client, ensuring that security recommendations are both actionable and strategic.

Services Offered:

• Web & Application Penetration Testing to detect vulnerabilities in public-facing and internal apps
• Security Risk Assessments to evaluate organizational security posture
• Compliance Consulting including SOC2, GDPR, and DORA alignment
• Source Code Review to ensure secure software development practices
• Ongoing Security Advisory for continuous improvement

Best For: Regulated industries that require cybersecurity solutions tightly aligned with compliance mandates.

Case Example:
A Denver financial services firm hired Sekurno to perform SOC2 readiness and web application security audits. Their team identified critical vulnerabilities and provided remediation guidance, enabling the client to pass the audit while strengthening overall cybersecurity posture.

9. Foresite Cybersecurity

Overview:
Foresite Cybersecurity is a Denver-based firm that provides strategic IT and cybersecurity consulting for mid-market businesses. Their focus is on risk management, data protection, and compliance alignment, helping organizations proactively secure digital assets and reduce exposure to threats. Foresite works closely with clients to implement frameworks such as NIST and ISO 27001, ensuring robust cybersecurity practices and regulatory compliance.

Foresite differentiates itself by combining strategic consulting with hands-on implementation, helping businesses design resilient security architectures, monitor systems continuously, and respond to threats in real time. They also provide risk assessments and gap analysis, enabling organizations to prioritize security investments effectively.

Services Offered:

• Risk & Compliance Assessments to measure organizational security readiness
• Endpoint Detection & Response (EDR) for continuous threat detection
• Firewall & Cloud Security Management to safeguard networks and applications
• Vulnerability & Patch Management to reduce attack surfaces
• Data Protection Solutions to secure sensitive information

Best For: Mid-sized enterprises seeking strategic and operational cybersecurity guidance, with a focus on compliance and long-term risk reduction.

Case Example:
A Denver tech company partnered with Foresite to implement cloud security best practices and conduct vulnerability assessments. By proactively addressing weaknesses, the company avoided potential data breaches and ensured compliance with NIST guidelines.

10. NewPush

Overview:
NewPush is a Denver-based cybersecurity firm that combines managed security services with IT and development support. Their approach focuses on integrating security into day-to-day operations, particularly for companies deploying web and mobile applications. NewPush offers penetration testing, vulnerability management, threat hunting, and incident response planning, making them a versatile partner for businesses seeking comprehensive protection.

The firm emphasizes customized security strategies, ensuring that every recommendation and solution fits the client’s technology stack, business model, and operational requirements. They also provide zero-trust implementation and monitoring, ensuring minimal risk even for remote workforces and cloud-based systems.

Services Offered:

• Vulnerability Management for networks, cloud systems, and applications
• Threat Hunting & Detection for proactive cybersecurity defense
• Managed Detection & Response (MDR) with 24/7 monitoring
• Incident Response Planning to prepare for potential breaches
• Zero Trust Security Implementation for secure access management

Best For: Companies looking for integrated cybersecurity and IT development support, particularly those deploying web and mobile applications.

Case Example:
A Denver e-commerce business implemented NewPush’s MDR and zero-trust architecture for its platform. Continuous monitoring and rapid threat response prevented multiple phishing and intrusion attempts, securing sensitive customer and operational data.

11. Envision IT Partners

Overview:
Envision IT Partners is a managed IT and cybersecurity provider in Denver, founded in 2003. They specialize in enterprise-grade IT infrastructure and proactive cybersecurity solutions for SMBs. Their approach emphasizes 24/7 SOC monitoring, zero-trust security, and compliance support, ensuring businesses remain protected against evolving cyber threats.

Envision IT Partners works closely with clients to design and implement secure IT architectures, integrate advanced monitoring tools, and provide compliance guidance. They are known for their customized solutions tailored to each client’s operational environment, helping organizations manage risk effectively while maintaining efficiency.

Services Offered:

• Managed 24/7 SOC and SIEM monitoring for real-time threat detection
• Firewall and Antivirus Deployment for endpoint protection
• Secure Application Infrastructure Solutions including cloud and on-premise deployments
• Zero Trust Security Strategies to limit unauthorized access
• Compliance Support for HIPAA, SOC2, ISO, and other standards

Best For: SMBs that need enterprise-level cybersecurity and proactive monitoring without hiring large internal IT teams.

Case Example:
A Denver logistics company engaged Envision IT Partners to deploy managed SOC monitoring and implement zero-trust policies. The result was a 75% reduction in phishing attacks and improved regulatory compliance.

12. CP Cyber

Overview:
CP Cyber is a leading cybersecurity firm in Denver specializing in penetration testing, vulnerability assessments, managed SOC/SIEM services, and breach recovery. They combine technical expertise with strategic consulting, helping organizations proactively manage risk while meeting compliance obligations. CP Cyber is recognized for delivering end-to-end cybersecurity solutions for clients in healthcare, finance, and technology sectors.

Their services emphasize continuous monitoring, threat detection, and remediation planning, ensuring that clients are protected against evolving cyber threats. CP Cyber also assists organizations in aligning security policies with frameworks such as NIST, HIPAA, and CMMC.

Services Offered:

• Penetration Testing (Network & Application)
• Vulnerability Assessment & Remediation
• Breach Recovery & Incident Management
• Cybersecurity Consulting & Strategy
• Compliance Mapping (NIST, HIPAA, CMMC)
• Managed SOC/SIEM Solutions for continuous monitoring

Best For: Organizations needing full-spectrum cybersecurity services, from threat detection and monitoring to compliance guidance and breach response.

Case Example:
A Denver healthcare provider engaged CP Cyber for vulnerability assessments and SOC/SIEM integration. Critical vulnerabilities were addressed, real-time monitoring was implemented, and potential HIPAA violations were prevented.

13. Ariel IT

Overview:
Ariel IT, founded in 1996, is a Denver-based cybersecurity firm that combines managed IT services with advanced cybersecurity solutions. They specialize in monitoring, patch management, firewall deployment, and security awareness training. Ariel IT focuses on supporting SMBs that need hands-on cybersecurity management without the overhead of a large internal IT team. Their approach integrates technical safeguards with employee training, ensuring that both systems and staff are prepared to handle cyber threats effectively.

Their team works closely with clients to create custom security policies, deploy endpoint protections, and maintain compliance with frameworks such as CMMC and NIST. By combining proactive security monitoring with strategic consulting, Ariel IT ensures clients can anticipate threats, minimize risk, and quickly respond to incidents.

Services Offered:

• Cybersecurity Awareness Training to educate employees about phishing, malware, and social engineering
• Network & Firewall Setup and management
• Patch Management to prevent vulnerabilities
• Compliance Support (CMMC, NIST, HIPAA)
• Managed IT Support including monitoring, backups, and endpoint protection

Best For: SMBs seeking a comprehensive combination of IT management and cybersecurity with a focus on staff training and compliance readiness.

Case Example:
A Denver-based law firm partnered with Ariel IT to implement endpoint protection, firewall optimization, and employee phishing training. Within six months, the firm reported a 60% reduction in security incidents and full compliance with NIST cybersecurity guidelines.

14. Applied Tech

Overview:
Applied Tech is a Denver cybersecurity company specializing in strategic support for network architecture, endpoint protection, and incident response planning. They focus on providing resilient IT infrastructure solutions for mid-size enterprises, ensuring that security is integrated at every layer of an organization’s digital operations.

Their cybersecurity approach emphasizes risk assessments, compliance readiness, and proactive threat management. Applied Tech also assists clients with cloud integration and managed IT support, helping businesses maintain continuous operations even during security incidents. By combining advisory services with hands-on technical solutions, they help clients achieve robust security postures that align with business objectives.

Services Offered:

• Regulatory Compliance Consulting for HIPAA, SOC2, and ISO standards
• Security Risk Assessments to identify vulnerabilities and threats
• Incident Response Planning for rapid mitigation of security breaches
• Cloud Integration and Secure Deployment
• Managed IT Support and Cybersecurity Monitoring

Best For: Mid-sized enterprises that require comprehensive IT and cybersecurity integration, ensuring resilient infrastructure and rapid threat response.

Case Example:
A Denver-based manufacturing firm engaged Applied Tech to implement cloud-based security, endpoint protections, and incident response strategies. Their approach prevented ransomware infections and enabled faster recovery during attempted security incidents.

15. Cyberhill

Overview:
Cyberhill is one of the leading cybersecurity companies in Denver, offering customized security solutions across areas such as data analytics, cloud security, and identity management. With over 15 years of experience, Cyberhill provides enterprises with scalable and adaptive security strategies that align with business growth. Their services include privileged access management, SIEM monitoring, application security, and Gen-AI threat detection, helping clients anticipate and mitigate modern cyber threats.

Cyberhill emphasizes tailored solutions, ensuring that cybersecurity strategies reflect each client’s unique operational environment. By combining technical expertise with strategic consulting, Cyberhill helps businesses maintain compliance, reduce risk, and strengthen digital defenses.

Services Offered:

• Identity and Access Management for secure authentication and authorization
• Privileged Access Management to control critical systems access
• Security Information & Event Management (SIEM)
• Application Security & Code Review
• AI-driven Threat Detection and Response

Best For: Enterprises looking for advanced, AI-enabled cybersecurity solutions with a focus on identity, access, and cloud security.

Case Example:
A Denver fintech company implemented Cyberhill’s Gen-AI threat detection system. The system flagged unusual account activity in real time, preventing unauthorized access and avoiding potential financial losses.

16. Tekkis

Overview:
Tekkis is a cybersecurity provider in Denver that delivers managed IT and advanced security solutions to protect data-rich environments. They focus on endpoint controls, patch management, network engineering, and ethical hacking, ensuring that businesses are secure from both external and internal threats. Tekkis combines technical expertise with strategic consulting, helping organizations proactively manage vulnerabilities while aligning with industry standards.

Their approach includes penetration testing, red team operations, and threat hunting, enabling clients to identify and mitigate threats before they cause damage. Tekkis also helps businesses implement custom security policies and resilient IT infrastructure, strengthening overall operational security.

Services Offered:

• Ethical Hacking & Penetration Testing
• Red Team Operations to simulate real-world attacks
• Endpoint and Network Security Management
• Patch Management & Vulnerability Mitigation
• Security Policy Development & Implementation

Best For: Organizations that need hands-on, proactive cybersecurity solutions for complex, high-value data environments.

Case Example:
A Denver tech startup engaged Tekkis for red team operations and vulnerability assessments. Their testing revealed critical system weaknesses, which were remediated before launch, preventing potential breaches.

17. Point Solutions Security

Overview:
Point Solutions Security is a reliable cybersecurity vendor in Denver, offering results-driven solutions for SaaS providers, government agencies, and enterprise clients. They specialize in penetration testing, digital infrastructure security, threat intelligence, and compliance assessments. Their team focuses on creating custom-built cybersecurity strategies tailored to each organization’s unique operational environment.

Point Solutions Security emphasizes collaboration with clients to build resilient security architectures, integrating threat intelligence and advanced monitoring to prevent attacks. Their proactive approach ensures organizations can detect and respond to threats in real time, reducing exposure to potential security incidents.

Services Offered:

• Penetration Testing (Network & Application)
• Digital Infrastructure Security
• Threat Intelligence & Analysis
• Compliance Assessments & Gap Analysis
• Cybersecurity Advisory Services

Best For: Organizations seeking customized cybersecurity strategies that combine proactive threat detection with compliance assurance.

Case Example:
A government contractor in Denver partnered with Point Solutions Security for penetration testing and threat intelligence. Critical vulnerabilities were remediated, and ongoing monitoring prevented unauthorized access to sensitive systems.

18. LARES

Overview:
LARES is a Denver-based cybersecurity firm specializing in governance, risk, and compliance (GRC) solutions. They provide expert guidance in regulatory alignment, vendor risk management, and targeted penetration testing for cloud and web applications. LARES is recognized for combining strategic consulting with hands-on security implementation, ensuring organizations reduce risk while meeting compliance obligations.

Their services are designed to help clients align security policies with organizational goals, manage third-party risks, and maintain robust digital defenses. LARES also provides incident response planning and red team exercises, helping organizations prepare for and mitigate cyber threats effectively.

Services Offered:

• Risk and Compliance Consulting for GRC alignment
• Cloud & Web Penetration Testing
• Red Team Exercises & Simulations
• Advisory Services for Policy & Governance
• Incident Response & Threat Mitigation

Best For: Enterprises and government contractors needing GRC-focused cybersecurity solutions combined with practical security testing.

Case Example:
A Denver-based SaaS provider engaged LARES for cloud penetration testing and vendor risk assessments. The engagement identified gaps in third-party access control and remediated potential threats, reducing exposure to cyberattacks19. Coalfire

Overview:
Coalfire is a nationally recognized cybersecurity firm with a strong Denver presence, specializing in cyber risk advisory, compliance audits, and penetration testing. Their services cater to highly regulated industries such as finance, healthcare, retail, and technology. Coalfire’s approach emphasizes risk-based security, combining advanced technical testing with strategic compliance guidance.

Coalfire helps organizations prepare for and achieve regulatory compliance while maintaining a robust security posture. Their team conducts penetration testing, secure application code reviews, and cloud security advisory, enabling businesses to identify vulnerabilities and mitigate threats proactively.

Services Offered:

• Penetration Testing (Web, Network, and Application)
• Compliance Audits (SOC, PCI, FedRAMP)
• Cloud Security Advisory & Risk Assessments
• Secure Application Code Review
• Red Team Testing

Best For: Large enterprises and organizations in highly regulated industries that require end-to-end security and compliance solutions.

Case Example:
A Denver-based healthcare provider engaged Coalfire for a FedRAMP compliance audit and penetration testing. Their team helped remediate vulnerabilities and achieve full compliance, ensuring data security and regulatory adherence.

20. Optiv

Overview:
OPTIV is a leading cybersecurity company in Denver, offering a wide range of services including risk assessment, managed detection, endpoint protection, and security architecture design. OPTIV emphasizes strategic frameworks, digital access management, and cyber recovery solutions to help organizations strengthen their overall security posture.

OPTIV’s approach combines cyber recovery planning, insider risk management, and co-managed SIEM solutions, ensuring organizations can respond effectively to threats while maintaining business continuity. They also specialize in attack simulation and penetration testing, providing clients with actionable insights for risk reduction.

Services Offered:

• Cyber Recovery Services (CRS)
• Compliance & Insider Risk Management
• Attack & Penetration Testing
• Managed Detection & Response (MDR)
• Digital Access Management & Identity Solutions

Best For: Enterprises seeking strategic cybersecurity planning with robust detection and recovery capabilities.

Case Example:
A Denver financial firm partnered with OPTIV for managed detection and digital access management. Their co-managed SIEM solution detected unusual behavior early, preventing a major data breach and enhancing compliance readiness.

21. NetSPI

Overview:
NetSPI is a cybersecurity firm operating in Denver, known for penetration testing, attack simulations, and security consulting. Their services focus on helping organizations identify vulnerabilities, remediate risks, and maintain secure applications and cloud systems. NetSPI combines deep technical expertise with tailored consulting, offering clients actionable insights to strengthen security.

NetSPI’s team is highly experienced in ethical hacking, threat simulations, and risk assessments, ensuring that organizations remain resilient against evolving cyber threats. They also provide application security testing and cloud security solutions, supporting both regulatory compliance and operational security.

Services Offered:

• Penetration Testing & Ethical Hacking
• Attack Simulations & Red Team Exercises
• Application Security Testing
• Cloud Security & Compliance
• Risk Management & Advisory

Best For: Businesses seeking advanced penetration testing and threat simulation services to proactively strengthen their security posture.

Case Example:
A Denver SaaS company engaged NetSPI for web application penetration testing. The testing revealed critical security flaws in their APIs, which were remediated before any customer impact occurred.

22. Securonix

Overview:
Securonix is a cybersecurity firm in Denver that specializes in Security Information and Event Management (SIEM) and user behavior analytics (UBA). They provide advanced solutions for threat detection, insider threat mitigation, and compliance reporting. Securonix leverages machine learning and big data analytics to identify unusual patterns and potential threats in real time.

Their platform enables organizations to detect insider threats, monitor privileged accounts, and achieve regulatory compliance. Securonix is particularly effective for enterprises managing complex IT environments and large volumes of sensitive data.

Services Offered:

• SIEM & Log Management
• User and Entity Behavior Analytics (UEBA)
• Threat Detection & Response
• Insider Threat Mitigation
• Compliance & Audit Reporting

Best For: Large organizations and enterprises seeking advanced threat detection and insider risk monitoring using analytics and machine learning.

Case Example:
A Denver technology company implemented Securonix’s UEBA platform. The system detected suspicious employee activity and prevented unauthorized access to confidential data, ensuring regulatory compliance.

23. Bishop Fox

Overview:
Bishop Fox is a Denver cybersecurity company that provides offensive security services, including penetration testing, red team operations, and security assessments. They focus on helping organizations identify vulnerabilities before attackers do. Bishop Fox’s team consists of highly skilled ethical hackers and security consultants who simulate real-world attack scenarios to uncover hidden risks.

Their services help organizations strengthen security frameworks, improve incident response, and comply with industry regulations. Bishop Fox also offers application security consulting and cloud penetration testing, making them a comprehensive cybersecurity partner.

Services Offered:

• Penetration Testing & Ethical Hacking
• Red Team Operations & Attack Simulations
• Application Security Consulting
• Cloud Security Assessments
• Security Advisory & Risk Management

Best For: Organizations looking for offensive security assessments and advanced testing to proactively uncover vulnerabilities.

Case Example:
A Denver financial services firm hired Bishop Fox to perform a red team exercise. The engagement revealed critical access vulnerabilities in their internal network, which were remediated before they could be exploited.

24. Arctic Wolf

Overview:
Arctic Wolf is a Denver cybersecurity firm specializing in Managed Detection & Response (MDR) and security operations center (SOC) services. They provide 24/7 monitoring, threat detection, and response for endpoints, cloud environments, and network infrastructure. Arctic Wolf’s approach emphasizes rapid incident response, continuous monitoring, and proactive threat mitigation.

They also offer risk management and compliance support, helping organizations align with industry regulations while maintaining robust security operations. Arctic Wolf is widely recognized for their client-centric approach and tailored security solutions.

Services Offered:

• Managed Detection & Response (MDR)
• SOC as a Service for continuous monitoring
• Risk & Compliance Management
• Threat Detection & Incident Response
• Endpoint & Cloud Security

Best For: Organizations seeking continuous cybersecurity monitoring and proactive threat response, especially those with distributed IT environments.

Case Example:
A Denver healthcare organization engaged Arctic Wolf for 24/7 MDR monitoring. Their team detected and mitigated multiple ransomware attempts, securing patient data and ensuring HIPAA compliance.

25. Trustwave

Overview:
Trustwave is a global cybersecurity company with operations in Denver, offering managed security services, penetration testing, threat intelligence, and compliance management. They help businesses detect, prevent, and respond to cyber threats across cloud, network, and endpoint environments.

Trustwave’s approach emphasizes intelligence-driven security, providing actionable insights to reduce risk and enhance compliance. They are particularly recognized for PCI DSS compliance services, cloud security, and advanced threat detection. Trustwave combines technical expertise with strategic consulting to provide comprehensive cybersecurity solutions.

Services Offered:

• Managed Security Services & SOC Operations
• Penetration Testing & Vulnerability Assessments
• Threat Intelligence & Analytics
• Compliance Management (PCI DSS, HIPAA, SOC2)
• Cloud Security & Endpoint Protection

Best For: Enterprises needing end-to-end managed security services with compliance and threat intelligence capabilities.

Case Example:
A Denver retail company partnered with Trustwave to secure its cloud systems and meet PCI DSS requirements. Their solutions prevented multiple potential breaches and ensured compliance with payment data regulations.

Conclusion

Choosing the right cybersecurity company in Denver is more than just picking a service provider—it’s about selecting a trusted partner who understands your unique operational needs, compliance requirements, and threat landscape. From SMBs to large enterprises, having a reliable cybersecurity firm ensures that your business can stay ahead of cyber threats, maintain regulatory compliance, and protect sensitive data across all digital platforms.

The 25 companies listed above—including top players like CYTAS, K3 Technology, Sekurno, Foresite, and OPTIV—represent the best of Denver’s cybersecurity ecosystem. Whether you need penetration testing, managed detection and response, cloud security, or compliance consulting, there is a Denver cybersecurity company that can meet your needs.

By partnering with a cybersecurity company in Colorado, businesses benefit from:

• Proactive threat detection and prevention to minimize potential breaches
• Compliance alignment with HIPAA, SOC2, ISO, PCI DSS, and other standards
• Expert guidance for building secure IT infrastructure and policies
• Continuous monitoring and incident response to quickly mitigate security incidents

Whether you are a startup, SMB, or enterprise, selecting one of these cyber security companies in Denver ensures your digital assets are protected, allowing you to focus on growth, innovation, and serving your clients securely.

Protect your digital infrastructure today, don’t wait until a cyberattack forces you to take reactive measures.

FAQs

Q1: How much do Denver cybersecurity companies charge?
Ans: Pricing varies depending on services, company size, and complexity of security needs. Basic vulnerability scans may start around $2,500–$5,000, while comprehensive penetration testing, MDR services, or cloud security audits can range from $10,000–$50,000+ annually. Customized solutions and managed services may vary further.

Q2: Which is the best cybersecurity firm in Denver?
Ans: The “best” firm depends on your specific requirements. For example:

• CYTAS – Best for comprehensive penetration testing, cloud, and web application security with a client-centric approach
• Sekurno – Ideal for compliance-focused industries
• Arctic Wolf – Excellent for continuous MDR monitoring
  Choosing a firm that aligns with your business size, industry, and risk tolerance is critical.

Q3: What industries need cybersecurity the most in Denver?
Ans: Industries that handle sensitive data or critical infrastructure are most vulnerable:

• Healthcare (HIPAA compliance, patient data protection)
• Finance & Banking (PCI DSS, financial transaction security)
• Technology & SaaS companies (IP protection, cloud security)
• Energy & Utilities (critical infrastructure security)
• Retail & E-commerce (payment data and customer information security)

Q4: What is the difference between a cybersecurity company and a cloud security company?
Ans:

• Cybersecurity companies provide comprehensive protection for systems, networks, applications, and data across on-premise, cloud, and hybrid environments. They cover everything from endpoint security to penetration testing.
• Cloud security companies focus specifically on protecting data, applications, and infrastructure hosted in cloud environments. Their expertise includes cloud misconfiguration, identity and access management, and cloud-specific threat detection.

Q5: How do I choose the right cybersecurity company in Colorado?
Ans: Consider the following factors:

• Experience & Expertise: Look for firms with proven track records and industry-specific knowledge.
• Services Offered: Ensure they provide services aligned with your needs (VAPT, MDR, compliance, cloud security).
• Response Time: Evaluate how quickly they detect and respond to threats.
• Compliance Knowledge: For regulated industries, ensure they understand frameworks like HIPAA, SOC2, ISO, PCI DSS.
• Reputation & Reviews: Client testimonials and case studies provide insight into reliability and service quality.

Partnering with the right Denver cybersecurity company ensures robust protection, compliance readiness, and peace of mind, letting you focus on growing your business securely.