RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities in St. Louis County, Missouri

Browse open government contracting RFPs, RFIs, RFQs, and Sources Sought in St. Louis County, Missouri on Bidscope. We aggregate active government contracting opportunities from federal, state, and local agencies across St. Louis County, Missouri, refreshed daily so you never miss a bid. Click any opportunity below for full solicitation details, due dates, and contacts.

StatusTitleBuyerDue Date
OpenDuello 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, USAInvitation for/to Bid (IFB/ITB)Other
Big Stone County > Highway Department10/7/2026
OpenDuello 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, USAInvitation for/to Bid (IFB/ITB)Disadvantaged Business
St. Charles County10/7/2026
OpenPer-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, USAInvitation for/to Bid (IFB/ITB)
St. Charles County > Finance Department9/21/2026
OpenNFL 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, USAInvitation for/to Bid (IFB/ITB)
St. Louis County10/21/2026
OpenHowdershell 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, USAInvitation for/to Bid (IFB/ITB)Disadvantaged Business
St. Louis County9/23/2026
OpenElevator Maintenance and Service

St. Charles County is seeking bids for elevator maintenance and service on a per-building basis.

St. Charles County, MO, USAInvitation for/to Bid (IFB/ITB)
St. Charles County9/21/2026
Open2027 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, USAInvitation for/to Bid (IFB/ITB)
Fort Zumwalt School District10/1/2026
OpenNew 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, USAInvitation for/to Bid (IFB/ITB)
St. Louis County10/21/2026
OpenSubdivision 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, USAInvitation for/to Bid (IFB/ITB)
St. Louis County10/21/2026
OpenHepperman 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, USAInvitation for/to Bid (IFB/ITB)Disadvantaged Business
Livingston County > Highway Department10/2/2026
OpenResidential 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, USAInvitation for/to Bid (IFB/ITB)
St. Louis County > Department of Public Health10/22/2026
OpenIndian 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, USAInvitation for/to Bid (IFB/ITB)
St. Charles County9/28/2026
OpenSpoede Road Bridge Replacement

The City of Frontenac is seeking bids to remove and replace the Spoede Road Bridge over Deer Creek, including roadway, pedestrian, drainage, and related site work.

Frontenac, MO, USAInvitation for/to Bid (IFB/ITB)Disadvantaged Business
City of Frontenac11/2/2026
OpenElectric Utility Vegetation Management Services

The City of Kirkwood is seeking sealed electronic bids for vegetation management services supporting its Electric Department.

Kirkwood, MO, USAInvitation for/to Bid (IFB/ITB)
City of Kirkwood9/29/2026
OpenElectric Utility Vegetation Management Services

The City of Kirkwood is requesting electronic sealed bids for vegetation management services supporting its Electric Department.

Kirkwood, MO, USAInvitation for/to Bid (IFB/ITB)
City of Kirkwood9/29/2026
OpenNorth Harrison Avenue Storm Sewer Construction

The Metropolitan St. Louis Sewer District is seeking bids to construct storm pipe sewers, a short pipe tunnel, bank stabilization, stream grade control, and related appurtenances in Kirkwood, Missouri, with an estimated project cost of $2.17 million.

Kirkwood, MO, USAInvitation for/to Bid (IFB/ITB)
Metropolitan St. Louis Sewer District10/22/2026
OpenSouth Kirkwood Road Improvements Construction

The City of Kirkwood is seeking sealed electronic bids for South Kirkwood Road improvements, including roadway resurfacing, drainage, concrete, pavement marking, signing, utility adjustments, and related construction work.

Kirkwood, MO, USAInvitation for/to Bid (IFB/ITB)
City of Kirkwood > Engineering Department10/9/2026
OpenResidential Demolition, Land Clearance, and Asbestos Abatement

The City of Ladue, Missouri, is requesting sealed unit-price bids for demolition and site clearance of up to three residential structures, including asbestos abatement, debris disposal, grading, and site restoration under a voluntary flood buyout program.

Ladue, MO, USAInvitation for/to Bid (IFB/ITB)Disadvantaged Business
City of Ladue10/2/2026
Open2026 Street Tree Planting

The City of Des Peres is seeking sealed bids for planting replacement street trees of various species and sizes, with a $125,000 project budget and planting scheduled for November and December 2026.

Des Peres, MO, USAInvitation for/to Bid (IFB/ITB)
City of Des Peres10/6/2026
OpenGlock Law Enforcement Pistols, Magazines, and Firearms Trade-In

The City of Town and Country, Missouri, is seeking sealed bids from qualified firearms vendors for 42 specified Glock pistols, 45 associated magazines, and trade-in or monetary compensation for up to 32 existing Sig Sauer P320C pistols.

Town and Country, MO, USAInvitation for/to Bid (IFB/ITB)
City of Town and Country10/2/2026
OpenSouth Clay Avenue Resurfacing Construction

The City of Kirkwood is requesting sealed electronic bids for construction services to resurface South Clay Avenue under STP 5502(614), including roadway, concrete, drainage, utility, pedestrian, landscaping, signage, and pavement-marking work.

204 South Clay Avenue, Kirkwood, MO, USAInvitation for/to Bid (IFB/ITB)
City of Kirkwood10/13/2026
OpenStormwater Improvements at Five Sites

The City of Brentwood, Missouri, is seeking a contractor for stormwater improvements at five sites, including storm structures, inlets, RCP piping, and site restoration.

Brentwood, MO, USAInvitation for/to Bid (IFB/ITB)
City of Beverly Hills10/1/2026
OpenStormwater Improvements at Five Sites

The City of Brentwood, Missouri, is requesting sealed bids for stormwater improvements at five sites, including storm structures, inlets, reinforced concrete pipe, removals, replacements, and site restoration.

Brentwood, MO, USAInvitation for/to Bid (IFB/ITB)
City of Berkeley10/1/2026
OpenOn-Call Urban Forest Tree Care Services

The City of Brentwood, Missouri, is requesting proposals for on-call urban forest services including tree removal, pruning, stump grinding, planting, treatments, emergency response, and related forestry management.

Brentwood, MO, USARequest for Proposal (RFP)
City of Brentwood > Public Works Department10/28/2026
OpenLateral Sewer Construction

The Metropolitan St Louis Sewer District is seeking a contractor to construct approximately 555 lineal feet of pipe sewers and appurtenances in Richmond Heights, Missouri.

Richmond Heights, MO, USAInvitation for/to Bid (IFB/ITB)
Metropolitan St. Louis Sewer District9/23/2026
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