Companies
- 2-Bit Software
- A.C.C.S. Labs
- A&J Micro Drive
- Apropos Technology
- Audio Vision
- Burnett Electronics
- Busyness
- C. Dos-Santas
- Chia-Chi Chao
- Cinevision System
- Clifford & Associates
- CompuSoft Publishing
- CompuTech & Software Industries, Inc.
- Computer Continuum
- Computer Trader, The
- Compuwiz Software
- Cosmonics
- Cyberanimation, Inc.
- Daedalus Software
- Data-Share
- David B. Scollin
- Dolphin Computer
- Dynamic Designs
- Earl W. Powers Associates
- ELCOMP Publishing, Inc.
- EZRA GROUP II
- Finesoft
- Full Spectrum, The
- G. E. Topp
- Game Room, The
- Gary Kemper
- Gerald "Jerry" Bennett
- Gesso Products
- GO Industries
- Golden Stair, The
- Gordon Young
- Grey & Clifford Computer Products
- Home Applications
- Human Engineered Software
- I. M. S. Enterprises
- Infinity Research Development
- Innovision
- Jameco
- Jim Clatfelter
- JK Audio
- John Riggs
- Jon Glazer
- K & W Astronomics
- Kabre Electronics
- KB Enterprises
- L.J.H. Enterprises
- Lamb's Software, The
- Lamo-Lem
- Lyon Ware
- Macshak Software
- MacSwan-Packaging Co.
- MetaComCo
- MicroAce
- MTD Software
- MULE Electronics
- Oxford Computer Publishing Ltd.
- Panero Software
- Personal Computer Engineers
- Polymath
- Practical Computer Products
- Pyramid Systems, Inc.
- Quest Research Associates
- R. Howard
- R. L. Associates
- Research Application Products
- RG Enterprises
- Richard Smith
- Robert Martin
- Robot Shack
- Robotek
- Roman F. Beck
- Rosetronix
- S & T Software
- Scitech Software
- Silicon Valley Software
- Simulusion
- Singh Computer Supplies
- Small Digital Systems
- Small System Software
- Soft-Way
- Software Applications
- Software Solutions
- Spharler Software Systems
- Stock Market Software
- Stuart Software
- Sunset Electronics
- Suntronics
- Sybex
- Sync-Lair, The
- SyncWare Co.
- Synergics Unlimited
- TEJ Computer Enterprises
- Tensor Technology
- Thomas J. Smith
- Toptronics Company
- Tri-Soft
- Trigon
- Ultimate Blackwood, The
- User Friendly Research
- Voicetek
- W S M Entertainment
- Westridge Communications
- Willcocks Research Consultants
- WT Associates
- Z-Tron International
- Z-West
- Zemog Scientific
- Zeta Base
- ZX Data
- ZX1040 Software
User Groups
- Association of Greater Bay Area Timex User Groups
- Bakersfield Timex Sinclair Users Group
- Bay Area ZX User Group
- CompuT/S Club
- East Bay Z80 User Group
- Easy Bay Timex/Sinclair User Group (EBZUG)
- Group Using TS of Silicon Valley (GUTS/SV)
- Monterey Timex/Sinclair Computer Club
- Peninsula Timex/Sinclair User Group (PUG)
- Perkin-Elmer User's Group
- Sacramento Timex/Sinclair User Group
- San Diego Timex/Sinclair Users Group
- San Francisco Bay Area Sinclair ZX Users Group (ZUG)
- Silicon Valley Sinclair Technology User Group
- Silicon Valley Timex/Sinclair User Group (SVTUG)
- South Bay Computer Club
- South Bay Timex/Sinclair Users Group
- T/S 1000 Users Group
- Timex and Sinclair Bay Area Microcomputer
- Timex Sinclair Special Interest Group (SIG) of the San Diego Computer Society
- Timex Sinclair Users Group (Hughes Aircraft Company)
- Timex Sinclair Users Group Of Merced
- Timex Sinclair Users Nationally Active Megagroup, Inc.
- West Los Angeles ZX Users Group
- ZX81/TS1000 Users Group