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Government contracts for plumbers in Maryland

A snapshot of open federal, state, and local opportunities in Maryland, updated daily. To search them and get daily matches for your business, sign up free.

78
Open contracts
68
Added last 30 days

About plumbers contracts in Maryland

Plumbers contracts in Maryland typically cover backflow-preventer testing, water-main repair, fixture replacement at federal buildings, sewer-line work at correctional facilities, and on-call plumbing IDIQs. Federal posts in this category fall under NAICS 238220 (Plumbing, Heating, and Air-Conditioning Contractors), and the bulk of the work flows to the Army Corps of Engineers, the Federal Bureau of Prisons, and GSA. Small-business set-asides are common because most jobs sit well below the simplified acquisition threshold.

Maryland currently has 78 open plumbers contracts in our database, with 68 added in the last 30 days. That's enough volume that a focused small business can win recurring work in this state without ever leaving its home market. The most active buyers are Worcester County Government (6 open posts) and Maryland Transit Administration (6), with the rest spread across other federal civilian agencies, DoD components, and state and local departments active in Maryland.

Beyond federal opportunities, much of the plumbers work in Maryland is posted through eMaryland Marketplace Advantage (eMMA), with recurring buyers including the Maryland Department of Transportation, University System of Maryland campuses, and Maryland Stadium Authority. Maryland aggressively enforces MBE goals — most contracts carry a target percentage that prime contractors must subcontract to certified MBE firms. ContractRadar pulls federal postings from SAM.gov alongside state and local feeds so a plumbing contractor doesn't have to monitor each portal manually.

Top matching contracts in Maryland

SUB

WC 1462

Looking for MWBEs for City of Baltimore-DPW, WC 1462-Urgent Need Water Infrastructure Rehabilitation and Improvements Phase II-FY27. Please send quote to estimating@spinielloco.com for additional NAIC…

EstimatingPerformance: MDDue Sep 16, 2026Posted Aug 22, 2026
Set-Aside: SBA · SDB · WOSB · HZC · VSA · SDVOSBS ·…NAICS Code: 237110Buyer: Spiniello Companies
CHL

MWWTP Effluent FM Surge & Transient Design Build Services (UN 1282)

The Board of Commissioners for Charles County is hereby requesting proposals from qualified firms to design and construct a new standpipe with separate influent and effluent pipes for force main surge…

Charles CountyPerformance: MDDue Oct 1, 2026Posted Jul 8, 2026
Department: DPW - Capital Project ManagementSolicitation #: 27-002
BAL

CONCRETE STORM DRAIN PARTS, TERM CONTRACT

Baltimore County, Maryland, Division of Procurement Services is seeking Bids for CONCRETE STORM DRAIN PARTS, TERM CONTRACT . Bids are to be submitted through the Procurement Portal at , no later than …

Baltimore CountyPerformance: MDDue Sep 18, 2026Posted Aug 13, 2026
Department: DPWT- Bureau of UtilitiesSolicitation #: B-10000562
FRD

Bradford Estates Water Treatment Plant Upgrades

Work under this contract includes modification of an existing water treatment facility with existing resin exchange units to include the installation of cartridge filters; ultraviolet disinfection sys…

Frederick CountyPerformance: MDDue Sep 8, 2026Posted Apr 1, 2026
Department: ProcurementSolicitation #: 26-621-CP IFB
FED

Boiler Inspection and Repairs

The Contractor shall perform a comprehensive inspection of all 13 gas boilers and calibrate the associated gas sensors. The Contractor must troubleshoot any conditions found that affect the proper ope…

FEDERAL LAW ENFORCEMENT TRAINING CENTERPerformance: MDDue Sep 11, 2026Posted Sep 2, 2026
Set-Aside: SBANAICS Code: 238220PSC Code: J042Solicitation Type: Combined Synopsis/Solicitation+3
FED

Boiler Inspection and Repairs

The Contractor shall perform a comprehensive inspection of all 13 gas boilers and calibrate the associated gas sensors. The Contractor must troubleshoot any conditions found that affect the proper ope…

FEDERAL LAW ENFORCEMENT TRAINING CENTERPerformance: MDDue Sep 11, 2026Posted Sep 2, 2026
Set-Aside: SBANAICS Code: 238220PSC Code: J042Solicitation Type: Combined Synopsis/Solicitation+3
FED

Boiler Inspection and Repairs

The Contractor shall perform a comprehensive inspection of all 13 gas boilers and calibrate the associated gas sensors. The Contractor must troubleshoot any conditions found that affect the proper ope…

FEDERAL LAW ENFORCEMENT TRAINING CENTERPerformance: MDDue Sep 11, 2026Posted Aug 31, 2026
Set-Aside: SBANAICS Code: 238220PSC Code: J042Solicitation Type: Combined Synopsis/Solicitation+3
SUB

Town of Grantsville WWTP

This Project consists of demolition and upgrades to the Grantsville Wastewater Treatment Plant (WWTP) including Storm Water Management upgrades and installation of utility lines, utility line installa…

EstimatingPerformance: MDDue Sep 10, 2026Posted Sep 1, 2026
Set-Aside: SBA · SDB · WOSB · HZC · VSA · SDVOSBS ·…NAICS Code: 237110Buyer: Alvarez Contractors Inc.

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Top contracting agencies in Maryland

Worcester County Government6 contracts
Maryland Transit Administration6 contracts
State Highway Administration5 contracts
Howard County Government4 contracts
City of Annapolis4 contracts

Other industries in Maryland

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