DeepSeas Employee Directory
Computer and Network SecurityUnited States51-200 Employees
DeepSeas is a United States–based cybersecurity firm with three decades of experience in cyber defense. It provides advisory, compliance, and testing services to help clients advance their cybersecurity programs. Its MDR+ offering pairs the DeepSeas Cyber Defense Platform's data and automation with its team of analysts, engineers, and incident responders to cut through the noise and provide timely, validated threat notifications for threats that have bypassed existing defenses. The company serves a global client base that includes Fortune 100 enterprises, mid-market organizations, municipal governments, higher education institutions, and federal agencies. Gartner has named DeepSeas a top-40 MDR provider, and Frost Radar placed it in the top five of its 2024 Global MDR Market ranking. In March 2026, DeepSeas appointed Lewie Dunsworth as chief executive officer.