GRC Services
Develop governance, risk, and compliance programs with control mapping, evidence organization, risk scoring, and support for customer, insurer, and auditor requirements.
Build stronger cybersecurity RFPs, bids, and contracts with expert support from DeepSeas. We help organizations define requirements, evaluate security capabilities, prepare defensible responses, and align service commitments with real operational needs. From penetration testing and GRC to managed detection and executive advisory, our complete cyber defense expertise helps procurement, security, and leadership teams reduce uncertainty and make informed decisions.

Expert cybersecurity capabilities help buyers and suppliers evaluate requirements, demonstrate readiness, and structure informed security contracts.
Develop governance, risk, and compliance programs with control mapping, evidence organization, risk scoring, and support for customer, insurer, and auditor requirements.
Prepare for certification, audits, regulatory requirements, and customer security reviews through gap assessments, documentation, evidence collection, and remediation guidance.
Evaluate information security strengths, weaknesses, vulnerabilities, and business impacts through stakeholder interviews, risk workshops, asset inventories, and documented treatment planning.
Use controlled attack simulations and manual testing to identify weaknesses across networks, applications, cloud environments, and security processes before they affect a contract or customer relationship.
Get senior counsel for security strategy, board discussions, acquisitions, insurer reviews, technology decisions, and contract-driven cybersecurity priorities.
Add CISO-level leadership for governance, executive reporting, cyber risk management, compliance guidance, strategic planning, and security program oversight.
Cybersecurity requirements in an RFP or contract must be specific enough to evaluate and practical enough to operate. DeepSeas connects procurement goals with real security capabilities, helping organizations assess risk, define controls, document evidence, and clarify responsibilities. Our experts support customer security reviews, compliance readiness, penetration testing, advisory, and managed services so security commitments reflect measurable operational outcomes rather than generic promises.

Explore how integrated cybersecurity expertise can support clearer procurement decisions, stronger assurance, and measurable risk reduction.
DeepSeas combines strategic perspective with hands-on cybersecurity delivery for complex procurement and assurance needs.
Nearly 30 years of cyber defense experience supports informed, practical recommendations for complex security decisions.
Six cyber defense layers connect advisory, offensive security, intelligence, MDR, SOC operations, and GRC capabilities.
Documented outcomes help leadership, customers, insurers, auditors, and procurement teams evaluate cybersecurity with greater confidence.
Custom combinations of technology, personnel, and services align support with organizational needs and existing security investments.
Experienced cybersecurity leaders support strategic, technical, compliance, and operational decisions.

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.
Relevant support can include cybersecurity risk assessments, GRC services, compliance readiness, penetration testing, strategic security advisory, vCISO services, and managed detection and response. The right combination depends on the requirements being evaluated, the evidence requested, and whether the engagement concerns assurance, ongoing operations, governance, or technical validation. DeepSeas can help connect procurement requirements with practical security capabilities.
Talk with DeepSeas about your cybersecurity RFP, bid, or contract priorities.
Held by DeepSeas specialists supporting GRC engagements.
2023 recognition as a top 40 Managed Detection and Response provider.
2024 Leader and top-five provider recognition in the global MDR market.
2024 Best Practices Competitive Strategy Leadership Award for MDR.
2024 award recognizing strategy in Managed Detection and Response.
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