DeepSeas delivers managed detection and response across endpoint, network, cloud, identity, email, SaaS, and OT environments. AI handles routine triage while experienced analysts investigate threats, tune detections, hunt continuously, and coordinate response inside the tools your organization already owns. With 24/7 SOC coverage and customizable response authority, your team receives completed security work instead of a queue of unanswered alerts.
Integrated managed detection and response services provide continuous visibility, investigation, threat hunting, and response across your environment.
DeepSeas monitors, investigates, and responds across endpoints and servers using your existing endpoint tooling. Alerts are triaged continuously, routine events are handled efficiently, and analysts provide context, verdicts, and documented response actions.
Network Detection & Response adds visibility into lateral movement, command and control, data staging, and unmanaged devices. DeepSeas correlates network telemetry with endpoint, identity, and cloud activity for fuller investigations.
DeepSeas operates detection, tuning, investigation, and response inside your existing SIEM or provides SIEM capabilities with ingestion and storage. Detection content is maintained and enriched with relevant operational context.
Email Threat Detection & Response identifies phishing, business email compromise, malicious links and attachments, and account takeover activity, then connects findings with identity, endpoint, and cloud investigations.
OT & ICS Security Monitoring supports industrial environments where safety and uptime shape response decisions. Analysts validate detections against operational constraints and build response playbooks jointly with plant and engineering teams.
DeepSeas Complete combines MDR with offensive security, exposure management, threat intelligence, incident response, compliance support, and strategic advisory through one integrated cybersecurity program.
DeepSeas MDR delivers 24/7 threat detection and response across endpoint, network, cloud, identity, email, SaaS, and OT environments. AI filters, correlates, and triages events before analysts investigate, while detection engineering and continuous threat hunting keep coverage aligned with your environment and industry. You retain your existing tools, define response authority at onboarding, and receive documented case work that supports operational, board, audit, and insurance conversations.
See how integrated monitoring, response, and cyber defense capabilities help organizations make risk reduction measurable.
"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 combines experienced analysts, existing-tool integration, and complete cyber defense capabilities in one accountable program.
Continuous monitoring, detection, investigation, and response through the DeepSeas CyberFusion SOC.
Bring your existing SIEM, EDR, and CNAPP tools without a required rip-and-replace approach.
AI handles routine triage while analysts own investigation decisions, response guidance, and threat hunting.
Documented actions and case visibility help security, audit, insurance, and leadership teams review outcomes.
Experienced cybersecurity practitioners support organizations with practical, measurable defense.
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.
Managed Detection and Response, or MDR, is a cybersecurity service that continuously monitors an organization’s environment for suspicious activity, investigates potential threats, and helps coordinate response. DeepSeas MDR works across endpoint, network, cloud, identity, email, SaaS, and OT environments. AI assists with filtering and triage, while security analysts provide investigation, judgment, threat hunting, detection engineering, and documented response work.
Speak with DeepSeas about your tools, coverage, and response requirements.
Certification held by DeepSeas specialists.
Recognition as a top 40 MDR provider by Gartner.
Recognition as a Leader and top-five provider in the 2024 Frost Radar market.
Competitive Strategy Leadership Award for Managed Detection and Response.
Recognition through the 2024 Global MDR Best Practices Award for Strategy.
Tell DeepSeas about your environment, existing tools, and response goals. The team can discuss MDR coverage, delivery models, and how to turn alerts into documented security outcomes.
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