- Trenton Systems TRC2004
- Trenton Systems TRC2005
- Trenton Systems TRC3001
- Trenton Systems TRC4003
- Trenton Systems TRC4005
- Trenton Systems TRC4006
- Trenton Systems TRC4007
- Trenton Systems TRC4008
- Trenton Systems TRC4009
- Trenton Systems TRC5000
- Trenton Systems TRC5001
- Trenton Systems TRC5002
- Trenton Systems TRC5003
- Trenton Systems TRC5004
- Trenton Systems TRC6000
- Trenton Systems TRC6001
- Trenton Systems TSB7053
- Trenton Systems TSC3600
- Trenton Systems TSC4600
- Trenton Systems TSMD-2
- Trenton Systems TSS5203
- Trenton Systems TTX3100
- Trenton Systems TTX4100
- Trenton Systems TTX4102
- Trenton Systems TTX5100
- Trenton Systems TVC2400
- Trenton Systems TVC3400
- Trenton Systems TVC3401
- Trenton Systems TVC4400
- Trenton Systems TVC4401
- Trenton Systems TVC4402
- Trenton Systems TVC4403
- Trenton Systems TVC4405
- Trenton Systems TVC4502
- Trenton Systems TVC5400
- Trenton Systems TVC5400
- Trenton Systems TVC5401
- Trenton Systems WTM7026
- Trenton Technology
- Trevor Mudge
- Trevor Pearcey
- Trexin Consulting
- Triad Resources, Inc.
- Triangle Technology, Inc.
- Trianz
- Triassic Solutions Private Limited
- Tribridge
- Tribsoft
- Tribute to Larry Roberts - Under Appreciated Internet and Packet Switching Pioneer
- Tribute to radio and wireless transmission inventor Nikola Tesla
- Tricom India Ltd
- TriCore Solutions
- Trident Microsystems
- Trifacta Inc.
- Trifork A/S
- TriGeo Network Security
- Trigyn Technologies Ltd
- Trihedral Engineering
- Trik
- Trillium Digital Systems
- Trillium Software
- Trilogy Enterprises Inc.
- Trilogy Technologies Ltd
- Trilulilu
- Trimble Navigation
- Trinet Internet Solutions, Inc.
- Trintech Group PLC
- TripAdvisor, Inc.
- Tripex Overseas Ltd
- TripIt
- Triple Helix Corporation
- Triple Point Technology
- Tripping International, Inc.
- Tripwire
- TRIRIGA
- Trispen Technologies
- TriStar, Inc.
- TriTech Software Systems
- Triton Corp Ltd
- Triton Datacom Online, Inc.
- Triton Digital
- Triumph Services
- Triune Infomatics, Inc.
- Trivalent Group, Inc.
- Trivantis Corporation Inc.
- Triware Technologies
- TRM Technologies
- Troux Technologies
- TRowe.net
- Troy Cablevision
- TRS 80 PC-1
- TRS 80 PC-2
- TRS 80 PC-4
- TRS-80 Color Computer
- TRS-80 MC-10
- TRS-80 Model 100
- TRS-80 Model 12
- TRS-80 Model 16
- TRS-80 Model 16B