Addendum to RFB 2026-06 Window Washing Services

This addendum document pertains to Request for Bid 2026-06, issued jointly by the City of Green Bay and the Green Bay Housing Authority (GBHA) for professional window washing services at Mason Manor, an 8-story high-rise residential apartment building containing 154 units located at 1424 Admiral Court, Green Bay, Wisconsin. The scope of work encompasses comprehensive interior and exterior window cleaning services for all window surfaces, frames, sills, and ledges throughout the entire building, with services primarily scheduled for spring or on an as-needed basis. A mandatory pre-bid site inspection is scheduled for April 30, 2026, at 11:00 AM CDT, with questions from prospective bidders due by May 5, 2026. Addenda will be posted by May 7, 2026, and bids are due by May 14, 2026, at 2:00 PM CDT. The contract term consists of an initial three-year period with two optional one-year renewal periods, contingent upon satisfactory performance and available funding, with termination possible at any time with 30 days' written notice. Work must be performed Monday through Friday between 8:00 AM and 4:00 PM with a minimum of 24 hours' notice.

Award will be made to the lowest responsive and responsible bidder based on total bid price for the initial three-year term, with pricing to remain firm throughout the base term. Contractors must furnish all labor, equipment, materials, and expertise required to perform the work safely and with minimal disruption to residents and building operations. Qualified bidders must demonstrate a minimum of five years of prior window washing experience supported by three professional references from comparable institutions, provide a dedicated on-site supervisor with at least five years of high-rise experience, and employ technicians with current certifications for the access methods used. Contractors must maintain comprehensive insurance coverage including Commercial General Liability of at least $1,000,000 per occurrence, Business Automobile Liability of $1,000,000 combined single limit, statutory Workers' Compensation insurance, and Professional Liability insurance of at least $1,000,000 with six-year coverage extension post-project completion. All insurance policies must be obtained from insurers with an A.M. Best rating of no less than A- and a Financial Category rating of at least VII. Compensation will be on a fixed-price basis with payment made upon submission of itemized invoices and acceptance of completed services, and price adjustments are limited to documented, industry-wide cost increases submitted 60 days prior to subsequent contract periods.