ThayerMahan Inc.

120B Leonard Drive
Groton, CT 06340
(860) 937-6622
24/7, 365 days a year
  • About

    We provide modern tools and the expertise that protect the world’s maritime food supplies, trade routes, industrial infrastructure, and borders through disruptive improvements in maritime awareness.

  • Directions

    Google Maps should bring you right to our facility at 120B Leonard Drive. Once you turn onto Leonard Drive, we are at the far end of the third building on the right.