- STARFLEET International
- STARFLEET Marine Corps
- Region 12
- GALLS - GALLS is a uniform supply company with high quality uniform pieces. While you may not find everything you need while portraying a SFMC character, it will help you with some pieces.
- Devil Dog's Depot - A provider of some uniform pieces.
- Tactical Gear - A tactical gear supply company.
- Uniform Trading Company - A military uniform supply company.
- The MARINE Shop - A uniform shop that specializes in Marine uniforms from around the world. They also offer complimentary tailoring with purchases.
- COSERMART - A Cosplay company that has a perk deal with SFI. There are a lot of Star Trek pieces including the "monster black".