SIGMA VSS Bid System

Washtenaw Intermediate School District partners with SIGMA VSS under the Michigan State Budget Office. According to the State, "SIGMA improves the way Michigan performs financial activities, including budgeting, accounting, payments, and business and grant opportunities. SIGMA Vendor Self Service (VSS) improves working with vendors, payees and grantees, replacing Contract & Payment Express (C&PE) and Buy4Michigan. As a vendor, you can register with SIGMA VSS and be sure to see available bids and opportunities. The site handles bid opportunities, RFPs, and RFQs for other member governmental agencies as well"

Link to SIGMA Information Page

SIGMA VSS Login Page

Required Bid Forms

Bid forms required with every bid response include:

Familial Disclosure Affidavit

Iran Economic Sanctions Act Affidavit

Terms & Conditions

Terms & Conditions for Online Posting at WISD

Current Bids

View Archives
WISD Pavement Rehabilitation RFP

Proposals for the removal and replacement of the east administration parking lot at the Teaching and Learning Center (TLC).

Pre-Bid meeting and walk-through - Wednesday, June 19, 2024 at 9 am
Sealed Proposals due - Thursday, July 11, 2024 at 10 am

Please contact Tanner Rowe with any questions.

ADA & Accessibility

Our School Strives To Ensure Our Website Is Accessible To All Our Visitors 

Washtenaw ISD is committed to providing a website that is fully accessible and we are currently in the process of developing a new website to better meet the needs of our customers. Our new website will include improvements to ADA compliance and accessibility, and during this transition, we remain committed to maintaining our existing website's accessibility and usability. 

ADA Compliance

Non Discrimination

It is the policy and commitment of the Washtenaw Intermediate School District not to discriminate on the basis of race, color, religion, national origin, sex, disability, age, height, weight, familial status, marital status, genetic information, sexual orientation or any legally protected characteristic, in its educational programs, activities, admissions, or employment policies in accordance with Title IX of the 1972 Educational Amendments, executive order 11246 as amended, Section 504 of the Rehabilitation Act of 1973 and all other pertinent state and Federal regulations.

Non Discrimination Information

ADA and Title IX Coordinator ADA and Title IX Coordinator
Brian Marcel
Associate Superintendent
1819 S. Wagner Road 
Ann Arbor, MI  48103
(734) 994-8100 ext. 1402
Cassandra Harmon-Higgins
Executive Director, HR & Legal Services
1819 S. Wagner Road 
Ann Arbor, MI  48103
(734) 994-8100 ext. 1311