Co-op Groups & Term Contracts
- Omnia Partners Public Sector (formerly known as NIPA-National IPA)
- PAS—Physicians’ Alliance of America
- TIPS/TAPS Cooperative Purchasing Systems
- Provista
- Sourcewell (formerly known as National Joint Powers Alliance)
- H-GAC, Houston Galveston Area Council, Co-op
- Omnia Partners Public Sector (formerly known as US Communities)
- The Cooperative Purchasing Network
- E&I Cooperative
- Buy Board / TASB
- UT Alliance
- Term Contracts
- TXMAS Contracts
- National Cooperative Purchasing Alliance (NACP)