Cybersecurity Risk Assessment
Evaluate assets, stakeholders, scenarios, controls, and risk treatment options to create a documented, prioritized view of supply chain exposure and improvement priorities.
Strengthen supply chain resilience with cybersecurity risk management solutions built for vendors, manufacturers, operational technology environments, and complex third-party ecosystems. DeepSeas combines assessments, exposure management, vulnerability prioritization, monitoring, governance, and strategic advisory to help organizations identify material risks, improve oversight, support compliance requirements, and make security a measurable business advantage.

Integrated cybersecurity services help organizations assess, prioritize, monitor, and reduce risks across vendors, suppliers, IT, cloud, and operational environments.
Evaluate assets, stakeholders, scenarios, controls, and risk treatment options to create a documented, prioritized view of supply chain exposure and improvement priorities.
Continuously map external assets, identify unknown exposure, monitor leaked credentials and access claims, and prioritize remediation by exploitability and business impact.
Discover vulnerabilities across the environment, apply threat intelligence and asset context, track remediation, and report whether overall exposure is reducing over time.
Monitor operational technology and industrial control environments with response decisions shaped around plant safety, uptime, engineering input, and IT/OT boundary risks.
Develop risk registers, policies, controls, evidence, and continuous monitoring practices that support customer, insurance, regulatory, and audit expectations.
Receive senior guidance for supply chain security strategy, acquisition planning, cyber insurance discussions, board reporting, and decisions about internal and managed capabilities.
DeepSeas helps organizations move beyond fragmented supplier reviews and disconnected security findings. Its practitioners connect outside-in exposure management, vulnerability prioritization, operational technology monitoring, governance, and strategic advice so leaders can see which risks matter most and what to change first. The approach supports complex vendor and OT/ICS ecosystems while preserving existing tools, helping security improvements become measurable and easier to communicate.

See how integrated cybersecurity capabilities can support stronger visibility, preparedness, compliance, and operational resilience.
DeepSeas combines experienced practitioners, integrated capabilities, and measurable cybersecurity outcomes for complex organizations.
Connect advisory, assessments, monitoring, threat intelligence, GRC, and response through one coordinated cybersecurity partner.
Work with experienced specialists who understand operational, governance, compliance, and executive risk considerations.
Use bring-your-own-stack support for established SIEM, EDR, and CNAPP investments instead of replacing every platform.
Document risk reduction, remediation progress, and evidence that can support boards, insurers, auditors, and customers.
Experienced cybersecurity leaders support complex risk and resilience 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.
Supply chain risk management in cybersecurity is the process of identifying, evaluating, monitoring, and reducing security risks connected to vendors, suppliers, service providers, technology dependencies, and operational partners. It can include assessments, exposure monitoring, vulnerability prioritization, governance, compliance evidence, and OT/ICS oversight. The objective is to understand how third-party or connected environments could affect business operations and determine which risks require action first.
Talk with DeepSeas about your vendor, supplier, IT, cloud, or OT risk priorities.
Held by DeepSeas specialists.
Recognized as a top 40 MDR provider in 2023.
Recognized as a Leader and top-five provider.
Awarded for MDR competitive strategy leadership.
Recognized for global MDR strategy.
Share your priorities and receive a focused conversation about practical cybersecurity risk management options.
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