Company Overview

Thales DSI 60th BirthdayHeadquartered in Clarksburg, MD, Thales Defense & Security, Inc. (TDSI) is a US company that serves the domestic and international Air, Land and Sea domains.

TDSI has been a world-leading provider of mission-critical communications systems since 1964. Today, our company is comprised of four business divisions and three subsidiaries, each focusing on distinct technology areas for defense and commercial markets worldwide. Our broad product portfolio includes tactical handheld radios and communications systems, helmet-mounted displays and motion tracking technologies; SATCOM terminals; advanced sonar systems; data protection solutions; and sensor and missile systems. Furthermore, TDSI serves as the US gateway for technology, leveraging the global Thales-wide solutions—such as combat management systems; naval, airborne, and ground ISR; and electronic warfare—to address US requirements.

Core Competencies
TDSI’s in-house capabilities support full lifecycle customer requirements from product design to full rate production. Our state-of-the-art manufacturing and test facilities and equipment, highly skilled staff, and AS9100D and CMMI Level 3 certified operations ensure that we deliver the best quality, best value solutions on time and first time right.

100% US Company
TDSI operates in accordance with a Proxy Agreement approved by the US Government, established to mitigate concerns associated with Foreign Ownership, Control, or Influence (FOCI). To mitigate potential FOCI, Thales Defense & Security, Inc., in concert with the DoD’s Defense Counterintelligence and Security Agency (DCSA), has agreed to a comprehensive series of controls and requirements set forth by the Proxy Agreement (the highest-level FOCI mitigation instrument), subject to oversight by the Government Security Committee (GSC) to ensure independent TDSI management. As such, TDSI is approved to work on the full spectrum of US Government classified and unclassified programs without restriction, and is positioned to support strategic partnerships in the development of key technologies for the defense market. Thales’ Proxy Agreement has been active since 1986, initially as Racal Communications, Inc., making it one of the longest-standing proxy agreements in the US National Industrial Security Program (NISP).

Global Reach
TDSI is a subsidiary of Thales Group (Euronext Paris: HO), a global aerospace defense and technology solution provider with 77,000 employees in over 68 countries across five continents, and order intake of $25.69B USD in 2022. Thales has an exceptional international footprint, with operations around the world working with customers as local partners. Thales provides solutions, services and products that help its customers – businesses, organizations and states – in the defense, aeronautics, space, transportation, and digital identity and security markets to fulfill their critical missions. Moreover, the synergies created between different business units throughout our global organizations create more opportunities for product advancement and customer savings.