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.

StatusTitleBuyerDue Date
OpenUniform Service for Highway Maintenance Facilities

St. Charles County is seeking bids for uniform services for their Highway Maintenance Facilities Department employees, with a three-year contract period and options for two one-year extensions.

St. Charles County, MO, USA•Invitation for/to Bid (IFB/ITB)
St. Charles County > Finance Department6/29/2026
OpenWesthoff Elementary School Addition and Renovation

Fort Zumwalt School District is soliciting bids for the construction of an addition to Westhoff Elementary School, including classrooms that can serve as storm shelters, and minor interior renovations.

O'fallon, MO, USA•Invitation for/to Bid (IFB/ITB)
Tuskahoma School District7/1/2026
OpenLegion Lift Station Replacement Project

The City of Wentzville is seeking bids for the Legion Lift Station Replacement Project, which involves the installation of submersible pumps, wet wells, valve vaults, and related piping and electrical systems.

Wentzville, MO, USA•Invitation for/to Bid (IFB/ITB)
City of Wentzville7/8/2026
OpenOn-Site Phlebotomy Services for St. Louis County Department of Public Health

St. Louis County is soliciting sealed bids for on-site phlebotomy services for their Department of Public Health.

St. Louis County, MO, USA•Invitation for/to Bid (IFB/ITB)
St. Louis County > Parks Department7/14/2026
OpenLease of Climate-Controlled Storage Space in St. Peters, Missouri

The U.S. Government is seeking to lease between 1500-2000 sqft of climate-controlled storage space in St. Peters, Missouri.

St. Peters, MO, USA•Request for Information (RFI)
United States of America6/30/2026
OpenGrant Funding for Adult Mental Health and Substance Use Treatment Services

The Jefferson County Mental Health Fund is offering approximately $7,000,000 in grant funding for adult mental health and substance use treatment services in Jefferson County, MO, with proposals due August 20, 2026.

Jefferson County, MO, USA•Grant
Jefferson County Water Authority8/20/2026
OpenAppraisal Services for Jefferson County Projects

Jefferson County, Missouri is seeking appraisal services for various county projects requiring real estate acquisition, permanent easements, and temporary easements.

Jefferson County, MO, USA•Invitation for/to Bid (IFB/ITB)
Jefferson County > Department of Administrative Services7/14/2026
OpenLeaf and Wood Chip Hauling Services

The City of Creve Coeur, Missouri is seeking bids for leaf and wood chip hauling services from Fall 2026 through Spring 2029.

Creve Coeur, MO, USA•Invitation for/to Bid (IFB/ITB)
City of Creve Coeur7/8/2026
OpenPolice Station Ceiling Tile and Grid Rehabilitation Project

The City of Florissant is seeking a contractor for a ceiling tile and grid rehabilitation project at the police station.

Florissant, MO, USA•Invitation for/to Bid (IFB/ITB)
City of Florissant7/8/2026
OpenCrushed Stone and Sand Supply Agreement

The City of Florissant is seeking proposals for a blanket purchase agreement for the high-volume supply and delivery of various aggregate materials for fiscal year operations.

Florissant, MO, USA•Invitation for/to Bid (IFB/ITB)
City of Florissant6/30/2026
OpenYouth Soccer Uniforms and Coach Shirts

The City of Olivette is requesting proposals for youth soccer league jerseys and coach shirts.

Olivette, MO, USA•Request for Proposal (RFP)
City of Olivette7/10/2026
OpenInstallation of Synthetic Grass Playground Surfacing at Mort Jacobs Park

The City of Overland, Missouri is seeking proposals for the installation of synthetic grass playground surfacing at Mort Jacobs Park.

2855 Krem Avenue, Overland, MO, USA•Request for Proposal (RFP)
City of O'Fallon7/8/2026
OpenNorth Sappington Road Preservation Project

The City of Glendale, Missouri is seeking bids for the North Sappington Road Preservation project, which includes roadway resurfacing, crosswalks, sidewalk and curb replacement, and traffic signal installation.

Glendale, MO, USA•Invitation for/to Bid (IFB/ITB)Disadvantaged Business
City of Glendale > Engineering Department7/8/2026
OpenW. Thornton Avenue Resurfacing Project

The City of Rock Hill, Missouri is seeking bids for the W. Thornton Resurfacing Project, which includes street improvements, milling, asphalt overlay, and concrete curb and gutter installation.

Rock Hill, MO, USA•Invitation for/to Bid (IFB/ITB)Disadvantaged Business
City of Columbia > Purchasing Division7/14/2026
OpenSunset Nature Lodge HVAC Replacement

The City of Florissant is seeking a qualified HVAC contractor to remove and replace three existing HVAC split systems at Sunset Nature Lodge with specified Sure Comfort Vantix heat pumps and compatible air handlers.

2300 Sunset Park Drive, Florissant, MO, USA•Invitation for/to Bid (IFB/ITB)
City of Florissant > Parks and Recreation Department7/16/2026
OpenFire Alarm Inspection, Testing, and Maintenance Services

The University of Missouri is soliciting proposals for fire alarm inspection, testing, and maintenance services across approximately 167 buildings.

City of University City, MO, USAVeteran-Owned Business
University of Missouri System7/10/2026
OpenAnnual Airflow Certification Services for Saint Louis VA Medical Centers

The Department of Veterans Affairs is seeking annual airflow certification services for the Saint Louis VA Medical Centers, John Cochran and Jefferson Barracks.

St. Louis, MO, USA•Request for Proposal (RFP)Veteran-Owned Business
United States of America > Department of Veterans Affairs6/24/2026
OpenVending Machine Services - Greater St. Louis and Southwest Regions

The State of Missouri is seeking vending machine services for the Greater St. Louis and Southwest Regions.

St. Louis, MO, USA•Request for Proposal (RFP)
State of Missouri > Office of Administration > Division of Purchasing6/30/2026
OpenPeoplesoft HR, Payroll, and Financial Module Upgrade

The St. Louis Metropolitan Police Department is seeking professional services to upgrade their existing Peoplesoft environment and implement additional budgeting and financial modules.

St. Louis, MO, USA•Request for Proposal (RFP)
City of St. Louis > Supply Division7/6/2026
OpenBrooms, Synthetic Sweepers, and Oil Tempered Brooms

The City of St. Louis is seeking bids for brooms, synthetic sweepers, and oil tempered brooms under contract 2026BID000162.

St. Louis, MO, USA•Invitation for/to Bid (IFB/ITB)
City of St. Louis6/23/2026
OpenSolid Waste Disposal Services for the City of Jennings

The City of Jennings is seeking proposals for solid waste disposal services for residential and commercial waste for a three-year period with two one-year extension options.

Jennings, MO, USA•Request for Proposal (RFP)
City of Jennings7/7/2026
OpenFire and Security Alarm System Upgrade

The Jefferson County Health Department is seeking bid proposals to upgrade the fire and security alarm system at its Arnold, Missouri satellite location.

Arnold, MO, USA•Invitation for/to Bid (IFB/ITB)
Jefferson County > Jefferson County Health Department7/29/2026
OpenFlorissant Golf Club Irrigation System Installation

The City of Florissant is seeking a contractor to install a new golf course irrigation system at Florissant Golf Club, including HDPE piping, Rain Bird IC sprinkler heads, and a central control system.

50 Country Club Lane, Florissant, MO, USA•Invitation for/to Bid (IFB/ITB)
City of Independence > Missouri7/21/2026
OpenMaritime Autonomous Surface Ships (MASS) Cooperative Research and Development

The United States Transportation Command is seeking industry and academic partners for Cooperative Research and Development Agreements to study the uses, limitations, and value of Maritime Autonomous Surface Ships for Department of War materiel distribution needs.

St. Clair County, IL, USA•Request for Information (RFI)Small Business
United States of America > Department of Defense > United States Transportation Command7/6/2026
OpenLand Survey for Acquired Property

The Black Jack Fire Protection District is accepting sealed bids for a land survey of acquired property located at 5705 N. Highway 67.

5705 North Highway 67 Street, Florissant, MO, USA•Invitation for/to Bid (IFB/ITB)Minority-Owned Business
Black Jack Fire Protection District6/29/2026
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