# Wisconsin Vendornet Platform #2026-33

Roof Replacement at 401 9th Street, Green Bay

**Posted:** October 14, 2026
**Respond By:** November 05, 2026
**Identifier:** 2026-33
**NAICS:** 238160

The City of Green Bay is seeking qualified contractors to replace roofing at 401 9th Street in Green Bay, Wisconsin.
- **Government buyer:** City of Green Bay, Purchasing Department.
- **Scope:** Three separately priced work items, each with a quantity of 1: a base bid for Roof Sections 1 and 2 using modified bitumen, plus two alternative bids for Roof Section 3—standing-seam metal or asphalt shingles. The City may choose a Section 3 alternative subject to funding and approval.
- **Key technical requirements:** The base bid includes removal of the existing EPDM system, replacement of wet insulation, added polyisocyanurate insulation with the proposed thickness and R-value identified, and installation of modified-bitumen roofing, flashing, and 24-gauge sheet metal. The metal option calls for 16-inch-wide, 22-gauge panels; the shingle option includes new drip edge, self-adhering underlayment, and asphalt shingles.
- **Contractor requirements:** At least five years of roofing experience, three references for comparable projects, verification of site conditions, and identification of proposed subcontractors.
- **OEMs and vendors:** No roofing manufacturers, product brands, models, part numbers, or vendors are named; materials must be installed according to applicable manufacturer requirements.
- **Performance:** Work starts only after written authorization or notice to proceed. The completion deadline and overall duration are not specified.

### Description

The City of Green Bay is soliciting bids from qualified vendors for roof replacement at 401 9th Street. Bidders are required to review the Request for Bids in its entirety and follow the instructions it contains. The bid deadline is November 5, 2026, at 2:00 PM CST, and questions are due October 28, 2026. The RFB states that bid bonds, performance bonds, and progress payments are not required.

[View original listing](https://vendornet.wi.gov/Bid/View/0223a7aa-9d8e-457e-9d87-c8834e510813)