RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities in St. Charles County, Missouri
Browse open government contracting RFPs, RFIs, RFQs, and Sources Sought in St. Charles County, Missouri on Bidscope. We aggregate active government contracting opportunities from federal, state, and local agencies across St. Charles County, 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 | Duello Road Phase II Reconstruction St. Charles County is seeking a contractor to reconstruct approximately 0.41 miles of Duello Road, including grading, asphalt paving, curb and gutter, sidewalks, drainage facilities, striping, and signing. St. Charles County, MO, USA•Invitation for/to Bid (IFB/ITB)Other | Big Stone County > Highway Department | 10/7/2026 |
| Open | Duello Road Phase II Reconstruction St. Charles County is seeking sealed bids for the reconstruction of approximately 0.41 mile of Duello Road, including grading, asphalt paving, curb and gutter, sidewalks, drainage facilities, materials, equipment, and labor. St. Charles County, MO, USA•Invitation for/to Bid (IFB/ITB)Disadvantaged Business | St. Charles County | 10/7/2026 |
| 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 | 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 | Hepperman Road Phase 2 Reconstruction St. Charles County is seeking a contractor to reconstruct approximately 0.67 mile of Hepperman Road Phase 2, 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 maintenance building and storage shelter at Indian Camp Creek Park and New Melle Lakes, with addenda modifying drainage, roofing, utility, and bid-form requirements. St. Charles County, MO, USA•Invitation for/to Bid (IFB/ITB) | St. Charles County | 9/28/2026 |
| Open | Tom Ginnever Avenue and North Cool Springs Road Intersection Improvements The City of O'Fallon is seeking sealed paper bids for construction of a new multi-lane roundabout and associated roadway, pedestrian, drainage, lighting, utility, and restoration improvements at the Tom Ginnever Avenue and North Cool Springs Road intersection. O'fallon, MO, USA•Invitation for/to Bid (IFB/ITB)Disadvantaged Business | City of O'Fallon | 10/6/2026 |
| Open | Food Concession Product Supply The City of O'Fallon, Missouri, is requesting sealed proposals for supplying food concession products to its indoor and outdoor facilities. O'fallon, MO, USA•Request for Proposal (RFP) | City of O'Fallon | 9/23/2026 |
| Open | Water Meters for Municipal Connections The City of O'Fallon is seeking sealed proposals for the sale of water meters for municipal connections. O'fallon, MO, USA•Request for Proposal (RFP) | City of O'Fallon | 10/7/2026 |
| Open | Radar Speed Trailers The City of O'Fallon, Missouri, is requesting sealed proposals for radar speed trailers. O'fallon, MO, USA•Request for Proposal (RFP) | City of O'Fallon | 9/29/2026 |
| Open | Sanitary Sewer Comminutors and Related Equipment The City of O'Fallon, Missouri, is seeking sealed bids to furnish and deliver sanitary sewer comminutors, submersible drives and motors, reversing controllers, related components, spare parts, and startup assistance for the Peruque and West Lift Stations. O'fallon, MO, USA•Invitation for/to Bid (IFB/ITB) | City of O'Fallon > Purchasing Department | 9/24/2026 |
| Open | Sanitary Sewer Comminutors The City of O'Fallon, Missouri, is seeking sealed bids for sanitary sewer comminutors. O'fallon, MO, USA•Invitation for/to Bid (IFB/ITB) | City of O'Fallon | 9/24/2026 |
| Open | Tom Ginnever Avenue and North Cool Springs Road Intersection Improvements The City of O'Fallon is seeking sealed paper bids for construction of a multi-lane roundabout and associated roadway, pedestrian, drainage, lighting, utility, and restoration improvements at Tom Ginnever Avenue and North Cool Springs Road. O'fallon, MO, USA•Invitation for/to Bid (IFB/ITB)Disadvantaged Business | City of O'Fallon | 9/22/2026 |
| Open | Lake Saint Louis Boulevard Widening and Resurfacing, Phase 1 The City of Lake Saint Louis is seeking a contractor for Phase 1 widening and resurfacing improvements on Lake Saint Louis Boulevard, including storm sewer work, sidewalk and shared-use path reconstruction, curb ramps, medians, and striping. Lake St. Louis, MO, USA•Invitation for/to Bid (IFB/ITB)Disadvantaged Business | City of Lake Saint Louis > Parks & Recreation | 9/23/2026 |
| Open | Employee Benefits Insurance Consultant and Broker The City of Lake Saint Louis is seeking a consultant and insurance broker to review, market, and administer employee dental, vision, life, disability, and cafeteria benefit plans. Lake St. Louis, MO, USA•Request for Proposal (RFP) | City of Lake Saint Louis > Administration Department | 10/2/2026 |
| Open | Youth Sports Development Professional Services The St. Charles County Convention and Sports Facilities Authority is seeking qualifications for surveying, environmental, geotechnical, planning, design, architectural, and engineering services for a youth sports development in the Lake Saint Louis area. Lake St. Louis, MO, USA•Request for Quote/Qualifications (RFQ) | St. Charles County > St. Charles County Convention and Sports Facilities Authority | 9/29/2026 |
| Open | Founders Park Restroom, Basketball Court, and Parking Improvements The City of Lake Saint Louis is seeking sealed bids for construction improvements at Founders Park, including a CMU-block restroom, concrete basketball court, utility connections, and parking lot and roadway improvements. 7 Freymuth Road, Lake St. Louis, MO, USA•Invitation for/to Bid (IFB/ITB) | City of Lake Saint Louis | 9/23/2026 |
| Open | Founders Park Restroom, Basketball Court, and Parking Lot Improvements The City of Lake Saint Louis is seeking a contractor for restroom construction, basketball court improvements, and parking lot and roadway improvements at Founders Park. 7 Freymuth Road, Lake St. Louis, MO, USA•Invitation for/to Bid (IFB/ITB) | City of Lake Saint Louis | 9/23/2026 |
| Open | NFL Fund Subdivision Traffic Calming, Package 1 St. Louis County is seeking bids to install speed humps and related incidental improvements on streets in various subdivisions under the NFL Fund Subdivision Traffic Calming, Package 1 project. St. Louis County, MO, USA•Invitation for/to Bid (IFB/ITB) | St. Louis County | 10/21/2026 |
| 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 | New Halls Ferry Road Sidewalk Construction St. Louis County is seeking bids for clearing, pavement removal, excavation, concrete sidewalk and curb-ramp construction, sodding, and related improvements on New Halls Ferry Road. St. Louis County, MO, USA•Invitation for/to Bid (IFB/ITB) | St. Louis County | 10/21/2026 |
| Open | Subdivision Traffic Calming Improvements St. Louis County is seeking bids to install speed humps and related incidental work on streets in various subdivisions. St. Louis County, MO, USA•Invitation for/to Bid (IFB/ITB) | St. Louis County | 10/21/2026 |
| Open | Residential Waste Collection Services St. Louis County is soliciting bids for residential waste, yard waste, recycling, and optional collection services across eight Waste Management Districts in unincorporated St. Louis County, with eight expected contracts and a five-year agreement duration. St. Louis County, MO, USA•Invitation for/to Bid (IFB/ITB) | St. Louis County > Department of Public Health | 10/22/2026 |
| Open | Wentzville Days Carnival Services The City of Wentzville is seeking carnival services for its annual Wentzville Days event. 1001 Schroeder Creek Boulevard, Wentzville, MO, USA•Invitation for/to Bid (IFB/ITB) | City of Wentzville | 10/9/2026 |
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