The State of Michigan has upgraded its financial and business processes to a new system, SIGMA.  SIGMA replaces Buy4Michigan.  Instructions on how to register as a vendor are provided at the External LinkSIGMA VSS homepage. Please register through SIGMA to receive notifications of advertisements for bids posted by the Walled Lake Consolidated School District.

For bid information, please contact:

Vicki Amore - Manager, Finance & Purchasing
Walled Lake Consolidated Schools 
850 Ladd Rd., Building D 
Walled Lake, MI.  48390 
(248) 956-2042

Roof Replacement Program - James R. Geisler Middle School

Athletic Field Maintenance

2019 Bond Projects - Western High School E-Rate Network

Facility Utilization Study

2019 Bond Projects - Western High School E-Rate Package

2019 Bond Projects - Bid Package #6

District Beverage Vending Services

District Snack Vending Services

2019 Bond Projects – VUV and UV Pre-Pricing