RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities in St. Charles, Missouri
Browse open government contracting RFPs, RFIs, RFQs, and Sources Sought in St. Charles, Missouri on Bidscope. We aggregate active government contracting opportunities from federal, state, and local agencies across St. Charles, Missouri, refreshed daily so you never miss a bid. Click any opportunity below for full solicitation details, due dates, and contacts.
| Status | Title | Buyer | Due Date |
|---|---|---|---|
| Open | Municipal Financial Statement Auditing Services The City of St. Charles is requesting proposals from qualified certified public accounting firms to audit its financial statements for fiscal years ending April 30, 2027, through April 30, 2031, in accordance with generally accepted auditing standards. St. Charles, MO, USA•Request for Proposal (RFP) | City of St. Charles | 10/6/2026 |
| Open | Legacy Farms Park Disc Golf Course Design and Installation The City of St. Charles, Missouri, is requesting proposals for the design and installation of Phase One of a new disc golf course at Legacy Farms Park. St. Charles, MO, USA•Request for Proposal (RFP) | City of St. Charles | 9/18/2026 |
| Open | Zylstra Lift Station 65 kW Generator Replacement The City of St. Charles is requesting bids to remove and replace an existing 30 kW natural-gas generator with a 65 kW generator and automatic transfer switch serving two 25-horsepower Sulzer pumps at the Zylstra Lift Station. St. Charles, MO, USA•Invitation for/to Bid (IFB/ITB) | City of St. Charles | 9/17/2026 |
| Open | N. 3rd Avenue Parking Improvements The City of St. Charles is seeking a contractor for parking improvements on the east frontage of N. 3rd Avenue, including sidewalk, curb and gutter, parkway, and pavement restoration, new curb extensions, ADA ramps, and diagonal parking. St. Charles, MO, USA•Invitation for/to Bid (IFB/ITB) | City of St. Charles | 9/18/2026 |
| Open | Per-Building Elevator Maintenance and Service St. Charles County Government is seeking contractors to provide per-building maintenance, inspections, repairs, and 24/7 service for elevators, dumbwaiters, and vertical lifts at county facilities. St. Charles County, MO, USA•Invitation for/to Bid (IFB/ITB) | St. Charles County > Finance Department | 9/21/2026 |
| Open | Main Street Sidewalk Snow Removal The City of Saint Charles, Missouri, is seeking snow removal services for Main Street sidewalks under Bid 4854NA. St. Charles, MO, USA•Invitation for/to Bid (IFB/ITB) | City of St. Charles | 9/15/2026 |
| Open | Howdershell Road Improvements St. Louis County is seeking a contractor for mill and overlay, base repairs, ADA-compliant curb ramps and sidewalks, and traffic signal upgrades on Howdershell Road from I-270 to Utz Lane. St. Louis County, MO, USA•Invitation for/to Bid (IFB/ITB)Disadvantaged Business | St. Louis County | 9/23/2026 |
| Open | Elevator Maintenance and Service St. Charles County is seeking bids for elevator maintenance and service on a per-building basis. St. Charles County, MO, USA•Invitation for/to Bid (IFB/ITB) | St. Charles County | 9/21/2026 |
| Open | 2027 HVAC Upgrades Fort Zumwalt School District is soliciting sealed bids for HVAC equipment replacement, mechanical design-build work, and related electrical and general construction at seven district locations. St. Charles County, MO, USA•Invitation for/to Bid (IFB/ITB) | Fort Zumwalt School District | 10/1/2026 |
| Open | Base 21 Driveway and Garage Door Project St. Charles County Ambulance District is seeking bids for the Base 21 Driveway and Garage Door Project, due at the District office by September 21, 2026. St. Charles, MO, USA•Invitation for/to Bid (IFB/ITB) | St. Charles County Ambulance District | 9/21/2026 |
| Open | Klondike Park Waterline Replacement St. Charles County is soliciting bids for the Klondike Park waterline replacement project. St. Charles County, MO, USA•Invitation for/to Bid (IFB/ITB) | St. Charles County | 9/17/2026 |
| Open | Hepperman Road Reconstruction St. Charles County is seeking a contractor to reconstruct approximately 0.67 mile of Hepperman Road, including grading, asphalt paving, curb and gutter, sidewalk, drainage, striping, and signing. St. Charles County, MO, USA•Invitation for/to Bid (IFB/ITB)Disadvantaged Business | Livingston County > Highway Department | 10/2/2026 |
| Open | Indian Camp Creek and New Melle Maintenance Facilities St. Charles County is seeking a contractor to design and construct an engineered 60-by-60-foot maintenance building at Indian Camp Creek Park and a 100-by-25-foot freestanding storage shelter at New Melle Lakes. St. Charles County, MO, USA•Invitation for/to Bid (IFB/ITB) | St. Charles County > Finance Department | 9/28/2026 |
| Open | Copy Paper Supply and Delivery Saint Louis County Government is soliciting bids to supply and deliver specified white copy paper to various County department locations, with an estimated annual usage of 1,900 cases. St. Louis County, MO, USA•Invitation for/to Bid (IFB/ITB) | St. Louis County | 9/15/2026 |
| Open | Historic Courthouse Full Window Replacement St. Charles County is seeking bids to remove and replace 101 metal-clad exterior windows at its Historic Courthouse in St. Charles, Missouri, with an alternate for eight cupola windows. Saint Charles County Circuit 11 Courthouse, St. Charles, MO, USA•Invitation for/to Bid (IFB/ITB) | St. Charles County | 10/2/2026 |
| Open | Radiology Equipment – Rebid St. Charles County is requesting bids for radiology equipment under IFB 26-102, Radiology Equipment – Rebid. 201 North Second Street, St. Charles, MO, USA•Invitation for/to Bid (IFB/ITB) | St. Charles County | 9/18/2026 |
| Open | Justice Center Detention Furniture – Phase 3 St. Charles County Government is seeking bids for Phase 3 detention cell and ancillary furniture, including anti-ligature molded-plastic beds, bunks, desks, shelves, stools, steps, and seating, with delivery to the Justice Center. 301 North Second Street, St. Charles, MO, USA•Invitation for/to Bid (IFB/ITB) | St. Charles County > Finance Department | 9/30/2026 |
| Open | Regency Parkway Reconstruction The City of St. Charles is seeking sealed bids for reconstruction of Regency Parkway in St. Charles, Missouri. 1041 Regency Parkway, St. Charles, MO, USA•Invitation for/to Bid (IFB/ITB) | City of St. Charles | 10/8/2026 |
| Open | Family Arena Snow and Ice Removal Services St. Charles County Government is seeking a contractor to provide authorized snow and ice removal services for Family Arena private roadways and parking areas, including equipment operation and material spreading. 2002 Arena Parkway, St. Charles, MO, USA•Invitation for/to Bid (IFB/ITB) | St. Charles County | 9/29/2026 |
| Open | BOA TV Lights LED Replacement The City of St. Peters is requesting proposals to replace BOA TV lighting with LED lighting under Project 26-186. St. Peters, MO, USA•Request for Proposal (RFP) | City of St. Peters > Purchasing Department | 9/14/2026 |
| Open | Autumn Shores Court Trench Drain Replacement The City of Maryland Heights is seeking sealed bids to replace the Autumn Shores Court street storm sewer inlet channel, including new concrete walls, floor, and adjacent street slabs. 3106 Autumn Shores Drive, Maryland Heights, MO, USA•Invitation for/to Bid (IFB/ITB) | Baltimore City | 9/23/2026 |
| Open | Aquaport/I-270 Tree Removal The City of Maryland Heights is seeking sealed bids for removing and properly disposing of small trees and underbrush obstructing drivers' views along I-270 near Aquaport. Aquaport, Maryland Heights, MO, USA•Invitation for/to Bid (IFB/ITB) | City of Columbia Heights | 9/23/2026 |
| Open | Communications Building HVAC Replacement and Improvements The City of St. Peters is seeking design-build proposals for HVAC replacement and improvements at its Communication Building in St. Peters, Missouri. 4100 Mexico Road, St. Peters, MO, USA•Request for Proposal (RFP) | City of St. Peters | 9/16/2026 |
| Open | Communications Building HVAC Replacement and Improvements The City of St. Peters is seeking sealed proposals for HVAC replacement and improvements at its Communications Building. 4100 Mexico Road, St. Peters, MO, USA•Request for Proposal (RFP) | City of St. Peters > Purchasing Department | 9/16/2026 |
| Open | Circuit Card Assembly Repair and Upgrade The U.S. Navy is seeking quotes to repair, upgrade, test, inspect, and return a circuit card assembly to ready-for-issue condition. 325 James S Mcdonnell Boulevard, Hazelwood, MO, USA•Request for Quote/Qualifications (RFQ) | United States of America > DEPT OF DEFENSE > DEPT OF THE NAVY > NAVSUP WEAPON SYSTEMS SUPPORT (PHILADELPHIA) | 9/18/2026 |
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