Michigan SIGMA Vendor Self Service (VSS)
Michigan SIGMA Vendor Self Service (VSS) is the official state procurement portal for Michigan. Vendors register here to receive bid notifications and submit responses on Michigan state agency contracts.
Portal URL: https://sigma.michigan.gov/vss
How to register on Michigan SIGMA Vendor Self Service (VSS)
Register through SIGMA Vendor Self Service to bid on Michigan state contracts.
Cost: Free. Vendor registration on Michigan SIGMA Vendor Self Service (VSS) does not require payment. Some ancillary certifications (Michigan Minority-Owned Business Enterprise certifications) are handled by separate Michigan agencies.
Small business and set-aside programs
Michigan operates the following programs. Certification is separate from Michigan SIGMA Vendor Self Service (VSS) vendor registration but is recognized on state contracts:
- Michigan Minority-Owned Business Enterprise certifications
- State Small Business Set-Aside
Governing law
Michigan Compiled Laws §18.1101 et seq. (Management and Budget Act)
Michigan procurement is centralized through DTMB for executive branch agencies.
Current Michigan bid opportunities
Live from Michigan SIGMA Vendor Self Service (VSS) plus every Michigan county, city, school district, hospital, and university procurement system. Updated every 6 hours.
- Cylinder Assembly
- Turkey Hazardous Waste Solicitation
- Proof of Delivery (POD) for HomeMed Pharmacy U-M seeks HIPAA-compliant proof-of-delivery software for HomeMed Pharmacy, with e-signature, photo, geofencing, route optimization, and CareTend/Epic integration.
- Traverse Bearing Assembly
- Thermal Imaging System
- LDCS Control Box
- Pump, Hydraulic
- Wiring Harness, Branched
- Synopsis, Simulator, Valve, NSN: 4931-01-495-9541
- Solicitation for Diagnostic Scan Tools W912CH27QA005
- Housing, Flywheel
- Valve, Linear, Direct
- RSFMS Sources Sought Notice RFI
- Assault Breacher Vehicle Components
- Catering Services - Battle Creek ANGB
Common questions about Michigan SIGMA Vendor Self Service (VSS)
What is Michigan SIGMA Vendor Self Service (VSS)?
Michigan SIGMA Vendor Self Service (VSS) is the official state procurement portal for Michigan. Register through SIGMA Vendor Self Service to bid on Michigan state contracts.
How do I register on Michigan SIGMA Vendor Self Service (VSS)?
Register through SIGMA Vendor Self Service to bid on Michigan state contracts. The registration is free and typically completed online at https://sigma.michigan.gov/vss.
What is the Michigan SIGMA Vendor Self Service (VSS) login URL?
Michigan SIGMA Vendor Self Service (VSS) is accessed at https://sigma.michigan.gov/vss. Registered vendors log in there to view solicitations and submit bids on Michigan state contracts.
Are there small-business or set-aside programs on Michigan SIGMA Vendor Self Service (VSS)?
Yes. Michigan operates the following preference and set-aside programs relevant to Michigan SIGMA Vendor Self Service (VSS) bidders: Michigan Minority-Owned Business Enterprise certifications, State Small Business Set-Aside. Each has its own certification process.
What law governs procurement through Michigan SIGMA Vendor Self Service (VSS)?
Michigan procurement is governed by Michigan Compiled Laws §18.1101 et seq. (Management and Budget Act). Michigan procurement is centralized through DTMB for executive branch agencies.
Where do I find current Michigan SIGMA Vendor Self Service (VSS) opportunities?
Michigan SIGMA Vendor Self Service (VSS) publishes opportunities at https://sigma.michigan.gov/vss. ProcureTap also aggregates Michigan state contracts plus every county, city, school district, hospital, and university procurement system in the state — updated every 6 hours.