RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities in Charleston, South Carolina

James Island Public Service District is seeking multiple qualified engineering firms for an indefinite-delivery, multi-discipline consulting contract supporting residential and commercial wastewater systems.

Charleston County is seeking engineering services under an indefinite delivery contract for stormwater drainage projects, with submissions due October 16, 2026, at 3:00 p.m. Eastern Daylight Time.

The City of Charleston is seeking qualified architectural firms to provide Architect of Record services for the Eastern and Western Peninsula Offerings under Project 3500, with proposals due November 2, 2026, and at least one mandatory site visit required.

The United States Air Force is seeking multiple contractors for a Multiple Award Construction Contract (MACC) to support construction, alteration, repair, and demolition projects at Joint Base Charleston and outlying areas in South Carolina and North Carolina.

The South Carolina Ports Authority is seeking bids for vegetation clearing, excavation, earth moving, dike raising, and drainage structure improvements at the West Cell Dredge Management Containment Area on Daniel Island.

Charleston County School District is seeking bids for kitchen hood and exhaust cleaning services, with proposals submitted through its procurement portal by September 28, 2026, at 2:00 p.m.

The U.S. Army Corps of Engineers is planning a small-business-set-aside firm-fixed-price contract for shoreline protection, dike realignment, clearing, and related work in an Atlantic Intracoastal Waterway placement area in Charleston County, South Carolina.

Charleston County is seeking custodial and floor care services for various county facilities under IFB No. 6224-27K, Solicitation No. 3.

Palmetto Community Action Partnership is seeking licensed and insured residential contractors to install energy efficiency measures including air sealing, insulation, minor carpentry, smoke and CO alarms, and bathroom exhaust fans.

Charleston County is seeking technical services under an indefinite delivery contract to support its stormwater regulatory program, with submissions due through the online procurement portal by October 13, 2026, at 3:00 PM Eastern Daylight Time.

Charleston County, South Carolina is seeking qualified firms for an indefinite delivery contract to provide right-of-way services for transportation projects on an as-needed basis.

Charleston County is seeking bids for waste tire transportation and processing services for its Environmental Management Department.

The City of Charleston is seeking proposals for civil engineering and landscape architecture services for the Eastern Peninsula Offering project, with a mandatory site visit and proposals due September 21, 2026.

The Berkeley-Charleston-Dorchester Council of Governments is seeking qualified planning and design professionals to update its regional micromobility plan, including public engagement, policy analysis, multimodal needs assessment, project prioritization, and design guideline updates.

Charleston County is seeking qualified firms to provide right-of-way services for transportation projects on an as-needed basis under an indefinite delivery contract.

The City of Charleston is seeking an Architect of Record for the Eastern and Western Peninsula Offerings, with mandatory pre-proposal site visits and proposals due September 21, 2026.

The Citadel is seeking a general contractor for design-bid-build renovation of Dunnemann Apartments in Charleston, including main electrical system upgrades and replacement of two elevators with one modern passenger elevator.

The City of Charleston is seeking traffic controller services and related equipment, including 130 Q-Free 2070ATC controllers, software, spare parts, training, and support, with bids due September 29, 2026, at 12:00 p.m.

Charleston County is seeking a contractor to provide custodial and floor care services for its regional and small branch libraries under IFB No. 6218-27K.

Charleston Water System is requesting sealed bids for 16 waste containers with scheduled servicing, transportation, and disposal at four primary facilities.

The City of Charleston's Charleston Water System is seeking contractor prequalification for construction of water and wastewater utility relocations supporting the Lowcountry Rapid Transit project in Charleston and North Charleston, South Carolina.

Charleston County is seeking a turnkey CAD-to-CAD solution for its consolidated 9-1-1 dispatch center that supports regional public safety operations and future expansion to additional partners.

Charleston County School District is seeking industry feedback on a proposed approximately $1.2 billion, six-year capital building and maintenance program requiring program management and construction project management services.

Charleston County Park & Recreation Commission is seeking architectural, engineering, planning, surveying, aquatic facility planning, and related consulting firms to establish a pre-qualified pool for future capital improvement projects.

Charleston County School District is seeking a contractor to clean kitchen exhaust hood systems at its schools twice annually, including hoods, fans, motors, ductwork, roof caps, and filters, with separate inspection-only services at four locations.