Managed Detection Response
DeepSeas provides continuous detection and response across endpoint, network, cloud, identity, email, SaaS, and operational technology environments using the security tools you already own.
Protect your organization with expert-led cybersecurity services designed for the realities of Kansas City businesses, institutions, and public-sector organizations. DeepSeas combines continuous detection and response, offensive testing, risk assessments, compliance support, and strategic guidance to help identify threats earlier, reduce exposure, and build a security program that supports confident growth across cloud, IT, operational technology, and connected environments.

Integrated cybersecurity capabilities help Kansas City organizations detect threats, reduce exposure, meet requirements, and strengthen resilience.
DeepSeas provides continuous detection and response across endpoint, network, cloud, identity, email, SaaS, and operational technology environments using the security tools you already own.
Manual penetration testing and adversary emulation expose attack paths across networks, cloud environments, applications, APIs, and other systems before malicious actors exploit them.
Cybersecurity risk assessments identify strengths, weaknesses, and prioritized actions through stakeholder interviews, asset inventories, risk workshops, and documented treatment planning.
DeepSeas supports control mapping, evidence preparation, documentation, gap assessment, and audit readiness for organizations facing regulatory, customer, or insurance requirements.
Strategic advisors and vCISO services provide leadership for security strategy, governance, executive reporting, cyber insurance, board discussions, and program transformation.
Experienced responders help organizations scope, contain, investigate, and recover from incidents while improving response processes, detections, and future resilience.
Kansas City organizations face interconnected risks across business networks, cloud environments, identities, applications, and operational technology. DeepSeas brings detection, offensive security, threat intelligence, advisory, compliance, and response together so your team can focus on the exposures that matter most. Services can work with your existing stack, helping reduce fragmented operations while producing practical, measurable cybersecurity outcomes.

DeepSeas helps organizations turn cybersecurity complexity into measurable, actionable protection.
DeepSeas combines experienced practitioners, integrated capabilities, and flexible support for organizations with complex security needs.
Experienced practitioners guide strategy, operations, testing, compliance, and response rather than simply forwarding alerts.
Continuous monitoring, detection, and response help Kansas City organizations address threats beyond standard business hours.
Bring-your-own-stack support helps Kansas City teams use existing SIEM, EDR, and CNAPP investments without unnecessary replacement.
Documented findings, remediation guidance, and reporting make cybersecurity progress easier to understand and communicate.
Experienced cybersecurity leaders support strategy, operations, risk, and compliance.

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, penetration testing, cybersecurity risk assessments, exposure management, vulnerability management, compliance readiness, governance and risk support, incident response, security program development, strategic advisory, vCISO services, and security monitoring for operational technology. Services can be combined into a broader cybersecurity program or selected individually according to your organization’s risks, objectives, existing tools, and governance requirements.
Speak with DeepSeas about your organization’s risks, priorities, and security goals.
Recognized as a top 40 Managed Detection and Response provider by Gartner.
Recognized as a Leader and top-five provider in the 2024 Frost Radar Global Managed Detection and Response Market.
Received the 2024 Best Practices Competitive Strategy Leadership Award for Managed Detection and Response.
Received the 2024 Global MDR Best Practices Award for Strategy.
ISO Lead Auditor certifications are held by DeepSeas specialists.
Tell DeepSeas about your environment, priorities, and security challenges to discuss practical next steps.
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