SIGMA/VSS Information - LEARN MORE

The State of Michigan posts bid opportunities on the SIGMA VSS system. SIGMA VSS replaced Buy4Michigan and Contract and Payment Express, providing one secure location for vendors to respond to solicitations and track payment information. Visit the SIGMA website< for more information.

 

MiDEAL members may post their solicitations on SIGMAVSS. Instructions regarding the system are shown below.
SIGMA Local Entities Job Aid
SIGMA Local Entities Reference Manual