Managed Detection Response
DeepSeas provides 24/7 detection and response across endpoint, network, cloud, identity, email, SaaS, and OT environments, working within the security tools your organization already owns.
DeepSeas delivers proactive cyber security support for Raleigh organizations that need clearer risk visibility, stronger defenses, and measurable outcomes. From 24/7 managed detection and response to penetration testing, compliance readiness, and strategic advisory, our expert-led services help protect cloud, endpoint, network, identity, email, and operational technology environments while supporting the security demands of North Carolina businesses.
Integrated cyber security capabilities help Raleigh organizations prevent, detect, investigate, and respond to evolving threats.
DeepSeas provides 24/7 detection and response across endpoint, network, cloud, identity, email, SaaS, and OT environments, working within the security tools your organization already owns.
Ethical hackers use manual testing and real attacker tradecraft to identify weaknesses across networks, cloud environments, applications, APIs, and other attack paths before malicious actors exploit them.
Cyber security risk assessments examine your assets, controls, processes, and people to identify prioritized risks, support treatment planning, and create a defensible security improvement roadmap.
Continuous exposure management maps external assets, monitors dark web sources, prioritizes vulnerabilities, and focuses remediation on risks most likely to affect your organization.
DeepSeas develops governance, risk, and compliance programs with control mapping, evidence organization, gap assessments, and ongoing monitoring for security and regulatory requirements.
Virtual CISO and advisory services give leaders experienced guidance for security strategy, board reporting, governance, cyber insurance, acquisitions, and long-term program development.
Raleigh organizations face a changing mix of cloud, identity, application, endpoint, and third-party risks. DeepSeas brings these concerns together through a customizable cyber security program that can combine 24/7 monitoring, offensive testing, threat intelligence, exposure management, incident response, compliance support, and senior advisory. The approach works with existing tools where appropriate, helping security teams turn fragmented activity into clearer priorities and measurable progress.
DeepSeas supports nearly 1,000 organizations worldwide with measurable, practitioner-led cyber defense services.
"In cybersecurity we were not looking for a vendor, we were looking for a trusted partner that could push us, challenge us, and ensure we got better at protecting our systems every day. We found that partner with DeepSeas, and they have helped us be far smarter and better than..."
"DeepSeas is a pleasure to work with. They produce consistent and outstanding results for us and our program, while being thorough, knowledgeable, and easy to work with. We have not had a finding in a certification/re-certification audit in three years across five ISO standards!"
Get an expert-led security partner focused on practical risk reduction and outcomes your stakeholders can understand.
Continuous monitoring, detection, and response support organizations that cannot operate an in-house SOC around the clock.
Connect advisory, offensive security, intelligence, detection, response, and GRC into one coordinated program.
Work within your current SIEM, EDR, and CNAPP investments instead of requiring an unnecessary technology replacement.
Nearly 30 years of cyber defense experience supports organizations across the United States, including North Carolina.
Experienced practitioners combine technical depth, executive guidance, and operational security expertise.
Chief Executive Officer
Lewie Dunsworth serves as Chief Executive Officer of DeepSeas, leading the company's mission to make cybersecurity a strategic advantage for nearly 1,000 organizations worldwide. Under his leadership, DeepSeas has grown into a recognized leader in Managed Detection and Response, earning recognition from Gartner and Frost & Sullivan as a top provider in the industry. Lewie drives the company's vision across its six-layer cyber defense stack, spanning strategic advisory, offensive security, threat intelligence, managed detection and response, the CyberFusion SOC, and governance, risk and compliance. He is committed to ensuring that enterprise, mid-market, government, and education clients receive proactive, measurable, and customized cybersecurity outcomes. Lewie's leadership reflects nearly three decades of industry experience and a steadfast focus on client trust and operational excellence.
CISM, CIPP/E, SANS GCIH, GIAC, HITRUST
Keith Robertson brings 25 years of governance, risk management, and compliance experience to DeepSeas, including prior service as a Fortune 500 Chief Security Officer and Enterprise Risk Officer. He holds an impressive array of certifications, including CISM, CIPP/E, SANS GCIH, GIAC, and HITRUST, reflecting his comprehensive expertise across security management, privacy, incident handling, and healthcare compliance. Keith's executive-level experience gives him a unique perspective on enterprise risk, allowing him to help DeepSeas clients align cybersecurity strategy with broader business objectives. His background in high-stakes corporate security leadership positions him well to guide organizations through complex governance challenges and regulatory requirements. Keith is committed to helping clients build mature, enterprise-grade risk management programs that support long-term security and compliance success across diverse industries.
CISSP, CCSK, Licensed Attorney
Sean Duffy combines 25 years of cybersecurity experience with a unique legal background, holding both CISSP and CCSK certifications as well as a license to practice law. A United States Navy veteran, Sean brings a disciplined, mission-focused approach to his work advising C-suite executives and boards of directors on cybersecurity strategy and risk. His legal expertise allows him to provide clients with a nuanced understanding of regulatory and liability considerations alongside technical security guidance, a combination that is especially valuable for organizations navigating complex compliance landscapes. Sean's extensive advisory experience makes him a trusted voice for senior leadership teams seeking to understand cybersecurity risk in business terms. His military background and legal training reflect the depth and diversity of expertise that defines the DeepSeas team.
CISSP, HITRUST
Matt Lammers is an experienced CISO and IT risk executive who brings both deep technical certification and management consulting experience to DeepSeas. Holding CISSP and HITRUST credentials, Matt has built a career helping organizations strengthen their cybersecurity posture while managing enterprise-level risk. His consulting background equips him with strong skills in translating complex security concepts into actionable business strategies for executive stakeholders. Matt's international perspective, including his status as an Australia permanent resident, gives him valuable insight into global compliance and security considerations that benefit DeepSeas clients operating across borders. He is dedicated to helping organizations build resilient, well-governed cybersecurity programs that align with both operational needs and executive priorities, reinforcing DeepSeas' commitment to customized, outcome-driven security solutions.
DeepSeas provides managed detection and response, endpoint and network monitoring, penetration testing, compromise assessments, vulnerability and exposure management, incident response, GRC and compliance support, security risk assessments, security program development, and strategic advisory. Services can be combined into a customized program covering cloud, identity, email, applications, operational technology, mobile, and BYOD environments.
Talk with DeepSeas about your risks, priorities, and available security options.
Certification held by DeepSeas specialists.
Recognition as a top 40 MDR provider.
Recognized as a Leader and top-five provider.
Award for MDR competitive strategy leadership.
Recognition for global MDR strategy.
Share your priorities with DeepSeas and explore a practical path toward stronger, measurable cyber defense.
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