Closed bids
Bid Banana holds 400+ closed Ohio engineering services solicitations. These are the 50 that closed most recently. In the last 12 months, the most Ohio engineering services bids closed in October 2026 (50+); the agencies behind the most of the 50 most recent were City of Columbus, National Aeronautics And Space Administration and U.S. Department Of Defense.
NASA’s National Space Science Center (NSSC) seeks capability statements from qualified firms to assess residual stress in ultrasonically…
NASA’s Glenn Research Center is seeking a sole‑source partner to design, integrate, test, deploy, and operate a network of Lunar Exploration…
Miami University is seeking a qualified vendor to provide chiller equipment, installation, and ongoing service under a multi‑year service…
The City of Cleveland is seeking a qualified engineering consultant to develop construction contract plans and specifications for a 3.5‑mile…
This solicitation (W50S8R27Q0001) seeks a small‑business firm to provide full‑service Computer Room Air Conditioning (CRAC)…
The Greater Dayton Regional Transit Authority (RTA) is seeking a vendor to supply, deliver, install, commission, and train personnel on one…
The City of Columbus Police Division is seeking a vendor to supply a Canon iF C5140 multifunction printer (MFD) and a three‑year…
The City of Cleveland is seeking an authorized Hustler Turf dealer to provide parts and labor for the maintenance of its Hustler Turf mowers…
The City of Upper Arlington is seeking Statements of Qualifications (SOQs) from professional engineering, architectural, and related…
This NASA‑sponsored opportunity seeks capability statements from firms that can rebuild CVI helium compressors (CBST 6.0 air‑cooled) and…
The Ohio Attorney General’s Office (AGO) seeks firm‑fixed‑price quotes to supply, deliver, install, calibrate, and provide annual service…
The Greater Dayton Regional Transit Authority (RTA) seeks a qualified security contractor to provide ongoing maintenance, technical support…
The City of Columbus Public Utilities Department is issuing an RFQ for the purchase of Siemens radar detectors to be installed in a splitter…
The Air Force Research Laboratory seeks a commercial‑off‑the‑shelf PXIe timing, synchronization, and data‑acquisition system to modernize…
The City of Cincinnati is seeking a qualified design‑build contractor to remediate two recurring landslide‑prone sections along US 50…
The City of Cincinnati is seeking a qualified design‑build firm to remediate two active landslide zones along Columbia Parkway (US‑50) and…
The City of Columbus, Division of Water, has issued a sealed Request for Quotation (RFQ) to procure a single ABB 15 kV circuit breaker…
The City of Columbus Public Utilities Department is soliciting quotations for a single Eaton Power Xpert 2000 Series Power Quality Plus…
The City of Columbus Public Utilities Department is issuing a sealed Request for Quotation (RFQ) for the purchase of six gas detection…
This solicitation seeks a qualified small business to provide design‑phase architectural and engineering services for the repair of the Club…
The VA seeks information from qualified firms to restore full emergency‑backup power at the Cincinnati Veterans Administration Medical…
The City of Columbus Public Service Department seeks a qualified consultant to design and oversee the implementation of a multi‑modal…
The City of Lima, Ohio is seeking a qualified vendor to provide routine maintenance and general repair services for its medium‑ and…
The City of Toledo is seeking a qualified engineering firm licensed in Ohio to provide Construction Quality Assurance (CQA) services for the…
The Ohio Department of Transportation is seeking a contractor to provide comprehensive annual maintenance for its Teledyne Optech airborne…
NASA’s Glenn Research Center is seeking a sole‑source acquisition of a Phenix high‑voltage dielectric test system (model…
The City of Columbus Public Utilities Department is seeking a qualified vendor to recondition a 250 HP vertical motor (US Motor, 460 V…
The City of Columbus Public Utilities Department seeks a contractor to fully recondition a single 250‑HP vertical motor (US Motor model)…
The City of Cleveland is seeking a contractor to provide diagnostic and leak‑location services for its municipal ice‑rink system. The work…
The Air Force is conducting market research for a prototype effort to modernize the Scientific and Technical Intelligence (S&TI)…
This solicitation for the Gainesville OPC IOTA project was issued by the Department of Veterans Affairs but has been cancelled indefinitely…
The Ohio Department of Rehabilitation and Correction seeks a qualified engineering firm to perform a comprehensive 5‑year fire‑escape…
Miami University’s Center for Advanced Microscopy and Imaging (CAMI) is seeking a vendor to supply, install, and support a high‑sensitivity…
The City of Cincinnati’s Greater Cincinnati Water Works is seeking an engineering firm to design, package, and oversee construction of new…
The City of Cincinnati is seeking professional engineering services to design a replacement trash rack for the Barrier Dam. This RFP calls…
The City of Cincinnati’s Greater Cincinnati Water Works is seeking a qualified engineering firm to develop a complete design and…
The City of Columbus Public Utilities Department has issued an RFQ (RFQ033843) seeking quotations for two units of a pressure‑measuring and…
The Air Force Life Cycle Management Center (AFLCMC) is conducting market research for a prototype of a modern, model‑based, data‑centric…
The City of Cleveland is seeking a professional‑service contractor to provide a comprehensive electrical‑maintenance program that satisfies…
This solicitation calls for a Firm‑Fixed‑Price contract to provide comprehensive industrial water‑treatment services at Wright‑Patterson Air…
The City of Columbus, through its Columbus Water & Power department, is seeking a qualified consulting firm to provide comprehensive…
The City of Columbus, Columbus Water & Power – Division of Water, is seeking a qualified consulting firm to provide overall engineering…
The City of Columbus Public Utilities Department (Sewers and Drains division) is issuing a sealed RFQ to replace a compressed air dryer. The…
NASA Glenn Research Center requires an Instron System Retrofit Upgrade Package to modernize its existing Instron 5584 Electromechanical…
The State of Ohio is seeking a vendor to provide an Apex Ramon Spectrometer under a quick‑quote procurement. Bidders must submit their…
The State of Ohio is seeking an MBE‑qualified contractor to replace two walk‑in milk cooler units (one rooftop, one indoor) at the Ohio…
The solicitation calls for a full‑service, two‑hour load‑bank test on three on‑site generators located in Building 18 (Kohler 230ROZD75)…
NASA/NSSC is initiating a sole‑source procurement for Hannecard Thermally Sprayed Test Samples, designating HANNECARD ROLLER COATINGS INC as…
The City of Cleveland is seeking a vendor to provide a fixed‑price, annual maintenance and support agreement for its existing fleet of…
Columbus Public Health is soliciting a turnkey audiovisual, unified‑communications, and broadcast‑production systems upgrade for seven rooms…
