Managed Detection Response
DeepSeas provides 24/7 detection and response across endpoint, network, cloud, identity, email, SaaS, and OT environments, using existing security tools where appropriate.
DeepSeas delivers proactive cybersecurity services in Tampa, helping organizations detect threats, reduce exposure, strengthen compliance, and respond with confidence. From 24/7 managed detection and response to penetration testing, risk assessments, vCISO guidance, and incident readiness, our expert-led approach supports resilient security programs for evolving business and technology environments across Florida.
Integrated cybersecurity capabilities help Tampa organizations monitor, test, govern, and improve their security posture.
DeepSeas provides 24/7 detection and response across endpoint, network, cloud, identity, email, SaaS, and OT environments, using existing security tools where appropriate.
Manual penetration testing and adversary emulation identify exploitable weaknesses across networks, applications, cloud environments, and other attack surfaces before real attackers find them.
Continuous attack surface monitoring, vulnerability prioritization, dark web intelligence, and remediation tracking help organizations focus on the exposures most likely to matter.
Structured cybersecurity risk assessments identify strengths, weaknesses, likely impacts, and prioritized treatment actions while supporting legal, contractual, regulatory, and business requirements.
DeepSeas builds practical security programs through assessments, roadmaps, policies, governance, operating capabilities, measurement, and continuous improvement aligned with business goals.
GRC services support control development, evidence collection, continuous monitoring, audit readiness, policy work, and compliance programs for evolving organizational requirements.
Tampa organizations face changing exposure across cloud, endpoints, applications, identities, and connected environments. DeepSeas combines managed detection and response, offensive security, threat intelligence, advisory, and governance into a coordinated cybersecurity program. The approach works with the tools you already own, connects operational findings to business priorities, and creates clearer evidence of risk reduction, compliance readiness, and continuous improvement.
DeepSeas helps organizations turn complex cyber risk into measurable, prioritized security action.
"DeepSeas data security experts are top notch. They have helped us to improve our cybersecurity posture through risk assessments, penetration testing, and the development of a Data Governance Strategy. They are an invaluable partner."
Partner with a cybersecurity team focused on practical protection, clear outcomes, and continuous improvement.
Nearly 30 years of cyber defense experience supports informed decisions for complex security environments.
24/7 monitoring, detection, and response help Tampa organizations address threats across changing environments.
Advisory, offensive security, threat intelligence, MDR, and GRC work together instead of creating disconnected queues.
Vendor-agnostic services can support existing tools, governance, and security operations across Florida-based organizations.
Experienced cybersecurity practitioners guide 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, exposure management, cybersecurity risk assessments, security program development, governance and compliance, incident response, dark web monitoring, vCISO services, strategic advisory, and specialized monitoring for cloud, email, network, endpoint, and OT environments. Services can be combined into a coordinated program or selected individually around a defined security priority.
Speak with DeepSeas about your risks, priorities, and security objectives.
DeepSeas supports organizations in Tampa, across Florida, and throughout listed U.S. service areas.
Statewide Service
Florida Coverage
24/7 Monitoring
Availability
Remote Expertise
Service Model
Connect with DeepSeas to discuss your organization’s security priorities.
Certification held by DeepSeas specialists
Recognition as a top 40 MDR provider
2024 Frost Radar Leader and top-five recognition
2024 Competitive Strategy Leadership Award
2024 global MDR strategy award
Share your cybersecurity priorities with DeepSeas and discuss practical next steps for your organization.
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