TDI is a global risk intelligence and strategic advisory firm that helps clients anticipate and navigate geopolitical, reputational, regulatory, and compliance challenges worldwide. Our work combines human-source intelligence, investigative expertise, technology, and continuous monitoring to deliver actionable intelligence that supports critical decisions. Headquartered in Washington, DC, TDI brings three decades of experience working in more than 150 countries.
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The TDI annual revenue was $41.4 million in 2026.
William Green is the Founder and Managing Partner of TDI.
106 people are employed at TDI.
TDI is based in Washington, District of Columbia.
The NAICS codes for TDI are [52211, 522110, 541, 5221, 522, 54, 52].
The SIC codes for TDI are [73, 874, 87].