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Selling to the State of Connecticut
Vendor registration, procurement portals, and key resources
This guide covers vendor registration, procurement portals, and key resources for selling products and services to the State of Connecticut.
Vendor Registration
Connecticut uses CTsource for vendor registration and procurement. To do business with the state, you must register as a vendor through their portal.
- Connecticut Vendor Registration Portal — register your business and set up your vendor profile
- Connecticut Procurement Division (Home Page) — overview of purchasing policies and requirements
Finding Bid Opportunities
Active solicitations, RFPs, and bid opportunities are posted on the state’s eProcurement platform:
- Connecticut eProcurement / Bid Portal — browse and respond to current solicitations
What You Will Need to Register
- FEIN (Federal Employer Identification Number) — your business tax ID. Learn more about FEIN/EIN
- UEI (Unique Entity Identifier) — obtained through SAM.gov. Learn more about UEI
- CAGE Code — assigned when you register in SAM.gov. Learn more about CAGE codes
- Business legal name, address, phone, email, and authorized contacts
- Commodity/service codes — used to match your business with relevant bid opportunities
Small Business & Minority Programs
Connecticut offers programs to assist small, minority-owned, women-owned, and veteran-owned businesses in competing for government contracts.
Additional Information
CTsource is Connecticut’s one-stop portal for solicitation and contract activities. You can browse bid opportunities without registering, but must create an account and attach required documentation to respond to solicitations. CT Gateway hosts applications for Small/Minority Business Enterprise programs.
Key Connecticut Procurement Links
Vendor Help: (860) 713-5095 or DAS.CTsource@ct.gov
Last updated: April 2026. Links and requirements are verified periodically. If you find a broken link, please let us know.