INVITATION TO BID Gratiot Isabella RESD is seeking Bidders for a: FOREST HILLS NATURE CENTER BUILDING 11297 N. Rich Road Alma, Michigan 48801 DESCRIPTION OF PROJECT: New Education Nature Facility of approximately 12,000 square feet. Conventional Wood Framed Structure with Wood Trusses, Metal Roofing, Composite Siding. Mechanical System using Propane Fuel, Heat Pump, Cooling Tower, In Floor Heating, Snow Melt System, Typical Plumbing System with Septic for Sanitary. Electrical Lighting, Power, and Fire Alarm System. MANDATORY Pre-Bid meeting will be held at Forest Hill Nature Center, 11297 N. Rich Road, Alma, MI 48801, on Wednesday, May 6, 2026, 10:00 AM EDT. Sealed proposals will be received until 2:00 PM EDT, on Wednesday, May 20, 2026 at the Main Lobby of the Gratiot Isabella RESD Offices, 1131 E. Center St., Ithaca, Michigan 48847. Bids will be opened and read aloud. Bids received after the time and date for receipt of Bids will be returned unopened. Contact the ARCHITECT or State of Michigan SIGMA Site to obtain bidding documents. Roger L. Donaldson AIA, PLC 4787 Tartan Lane Holt, Michigan 48842 Telephone: (517) 694-0011 Email RogerAIA@comcast.net Published 05-03-2026 The Morning Sun