Innovative Cybersecurity Solutions and Innovation

DeepSeas delivers innovative cybersecurity solutions that help organizations detect threats, reduce exposure, strengthen resilience, and make security a strategic advantage. From managed detection and response to offensive testing, risk assessment, governance, and advisory services, our expert-led approach connects strategy with operations across IT, cloud, identity, email, mobile, and OT environments.

Cybersecurity operations team monitoring digital threats across connected systems

Our Cybersecurity Innovation Services

Integrated cybersecurity capabilities connect expert guidance, continuous monitoring, testing, risk management, and compliance support.

Managed Detection Response

DeepSeas provides continuous threat detection and response across endpoint, network, cloud, identity, email, SaaS, and OT environments, working inside the tools your organization already owns.

Network Detection Response

Continuous network visibility helps analysts identify lateral movement, command and control, data staging, unmanaged devices, and activity across environments where endpoint agents may not be installed.

Offensive Security Testing

Ethical hackers use penetration testing, adversary emulation, red teaming, and social engineering assessments to expose attack paths and validate whether defenses work against realistic threats.

Cyber Risk Assessments

DeepSeas evaluates assets, controls, processes, and potential attack scenarios to produce a prioritized, defensible view of what to address first and why it matters.

Security Program Development

Build a scalable cybersecurity program with assessments, policies, governance, maturity roadmaps, operating processes, metrics, and practical guidance aligned to organizational risk.

Governance Risk Compliance

Continuous controls monitoring, evidence organization, gap assessments, policy development, and advisory support help organizations maintain audit-ready security and compliance programs.

Expert-Led Cyber Defense

Security Innovation Connected To Outcomes

DeepSeas brings strategy, technology, and human expertise together through a complete cyber defense model. Organizations can combine managed detection and response, offensive security, threat intelligence, exposure management, advisory, and governance support around their existing tools and operating needs. The result is a more connected view of risk, faster prioritization, stronger readiness, and measurable progress toward a security program that supports business goals.

Cybersecurity specialists reviewing connected threat data and risk findings
Built For Progress

Security Outcomes

See how integrated cybersecurity expertise helps organizations reduce uncertainty, strengthen defenses, and move forward with confidence.

"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..."

JIM IBISTER
JIM IBISTER

"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!"

Ed Jones
Ed Jones
The DeepSeas Difference

Why Choose DeepSeas?

DeepSeas combines long-standing cyber defense experience with modern, measurable, and customized security operations.

Integrated Expertise

Connect strategy, offensive security, intelligence, monitoring, response, governance, and compliance through one coordinated partner.

Always-On Coverage

Continuous monitoring, detection, and response help organizations maintain visibility beyond the limits of internal staffing.

Existing Tools

Bring-your-own-stack support helps teams extend current SIEM, EDR, and CNAPP investments without unnecessary replacement.

Proven Experience

Nearly 30 years of cyber defense experience supports enterprise, mid-market, government, education, and regulated organizations.

Meet The DeepSeas Team

Experienced practitioners turn complex cyber risk into practical, measurable action.

Portrait of Lewie Dunsworth, Chief Executive Officer at DeepSeas

Lewie Dunsworth

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.

Portrait of Keith Robertson, Risk Management and Compliance Executive at DeepSeas

Keith Robertson

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.

Portrait of Sean Duffy, Cybersecurity and Legal Advisor at DeepSeas

Sean Duffy

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.

Portrait of Matt Lammers, CISO and IT Risk Executive at DeepSeas

Matt Lammers

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.

Frequently Asked Questions

What cybersecurity solutions does DeepSeas provide?

DeepSeas provides integrated cybersecurity services including managed detection and response, network detection and response, endpoint monitoring, exposure management, penetration testing, red teaming, compromise assessment, strategic advisory, virtual CISO support, governance and compliance, vulnerability management, incident response, and security program development. Services can be combined into a customized program aligned with your organization’s risk, existing tools, operating model, and security priorities.

How can innovative cybersecurity improve our security program?

Does DeepSeas work with the security tools we already use?

What is the difference between MDR and MSSP services?

Can DeepSeas assess whether our organization has already been compromised?

How does penetration testing support cybersecurity innovation?

Can DeepSeas help us build or mature a cybersecurity program?

Does DeepSeas support compliance and audit readiness?

Ready To Strengthen Your Cybersecurity?

Talk with DeepSeas about practical, measurable security improvements.

Recognized Cyber Expertise

Awards and Recognition

Gartner top 40 Managed Detection and Response provider recognition

Gartner top 40 Managed Detection and Response provider recognition

Recognition as a top 40 MDR provider.

2024 Frost Radar Global Managed Detection and Response Market recognition

2024 Frost Radar Global Managed Detection and Response Market Leader and top-five provider recognition

Leader and top-five provider recognition.

Frost and Sullivan Competitive Strategy Leadership Award recognition

Frost & Sullivan 2024 Best Practices Competitive Strategy Leadership Award for Managed Detection and Response

Competitive Strategy Leadership Award recognition.

2024 Global MDR Best Practices Award for Strategy

2024 Global MDR Best Practices Award for Strategy

Global MDR Best Practices Award recognition.

Build A More Resilient Security Program

Share your priorities with DeepSeas and explore a cybersecurity approach tailored to your organization.

Contact Us Today

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