By client
- The Marine Institute
- The Moroccan Ministry of Youth and Sports (Ministère de la Jeunesse et des Sports du Maroc)
- The Municipality of Los Olivos
- The National Energy Research Scientific Computing Center (NERSC)
- The National Registration Department of Malaysia
- The Newark Group
- The Office of Management and Budget of a US State
- The Orvis Company, Inc.
- The Ottawa Hospital
- The Palace Museum
- The Prince’s Trust
- The Prosecutor General’s Office of the Russian Federation
- The Random House Group Limited
- The Reject Shop
- The Rhône-Alpes Region
- The Rosen Center for Advanced Computing at Purdue University
- The School District of Palm Beach County
- The State Hospital
- The United Bank
- The University Competence Center at the Technical University of Munich
- The University of Bonn
- The University of Washington
- The Warehouse Group
- Thiess
- Thought Equity Motion (now T3Media)
- Thought Equity Motion (video)
- Thy-Mors hospital
- ThyssenKrupp Electrical Steel
- TIAA CREF
- Tieto
- T-Mobile
- Top 5 U.S. Transportation and Logistics Company
- TOP-TOY
- Toronto East General Hospital
- Toshiba Europe
- Töpfer GmbH
- Tracewell Systems
- Tracking World
- Tradition
- Transaction processing company
- Translational Genomics Research Institute (TGen)
- Transportadora de Gas del Sur
- Travis County Tax Office
- Trident Marketing
- Trillium Health Centre
- Trinity Mirror
- TRI-WEST, Ltd
- TRUMPF
- Tsinghua University
- Tube Lines
- Tuff Torq
- TUI Deutschland
- TUI Group AG
- TUI UK & Ireland
- Tulalip Gaming Organization
- Tulane University
- Tulip Telecom
- Turner Industries
- Twin Rivers Unified School District
- Two government-run insurance compensation providers
- Tyler, Texas Police Department
- TZM Informatique