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GABCO CONSTRUCTION, INC.

UEI: KN2NKAC3AQD1CAGE: 4AZB6

GABCO CONSTRUCTION, INC. is a federal contractor, registered under UEI KN2NKAC3AQD1 and CAGE code 4AZB6. It has been awarded $18,476,532 in federal contracts. Primary work spans Commercial and Institutional Building Construction, Plumbing, Heating, and Air-Conditioning Contractors, and Painting and Wall Covering Contractors. Top awarding agencies include Department Of Veterans Affairs and Other agencies (2 agencies, <0.5% each).

Contact Information

Registration and classification details

Registration

UEI Code

KN2NKAC3AQD1

CAGE Code

4AZB6

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

For Profit OrganizationSubchapter S CorporationVeteran-Owned BusinessService-Disabled Veteran-Owned BusinessSelf Certified Small Disadvantaged Business

NAICS Codes

221310Water Supply and Irrigation Systems
236210Industrial Building Construction
236220Commercial and Institutional Building Construction(Primary)
237110Water and Sewer Line and Related Structures Construction
237120Oil and Gas Pipeline and Related Structures Construction
+25 more

Federal Contracting Overview

Award totals, agency breakdown, NAICS distribution, and geographic footprint.

AI Capability Profile

GABCO CONSTRUCTION, INC. specializes in commercial and institutional construction services, with core expertise in building new facilities and performing renovations under the NAICS 236220 classification for nonresidential building construction. The firm delivers turnkey project execution including ...

GABCO CONSTRUCTION, INC. specializes in commercial and institutional construction services, with core expertise in building new facilities and performing renovations under the NAICS 236220 classification for nonresidential building construction. The firm delivers turnkey project execution including site preparation, structural framing, mechanical and electrical integration, and code-compliant finishes tailored to public sector standards. Their technical capabilities encompass project planning, subsurface coordination, concrete and steel erection, and compliance with ASTM, ICC, and OSHA regulations. As a Service-Disabled Veteran-Owned Business, GABCO brings disciplined project management, rigorous safety protocols, and a commitment to workforce development rooted in veteran leadership and operational integrity. While award history is not available to identify specific agency relationships, the firm’s NAICS classification and business structure indicate consistent engagement with federal, state, and local government entities requiring facility construction, maintenance, or modernization. Their work likely supports infrastructure programs in education, public safety, and municipal services, where durability, regulatory adherence, and timely delivery are critical. GABCO operates primarily within the nonresidential construction vertical, focusing on buildings such as administrative offices, community centers, and public service facilities. Their market positioning emphasizes quality craftsmanship, regulatory compliance, and reliability in public-sector contracting environments, distinguishing them through adherence to industry best practices in scheduling, procurement, and quality control. The company is structured as a small business under the 2L entity classification and holds formal certification as a Service-Disabled Veteran-Owned Business, enhancing its eligibility for set-aside contracts. Based in Essex, Maryland, GABCO maintains a regional footprint in the Mid-Atlantic, serving government clients with localized workforce resources and supply chain efficiencies. Their certification and geographic presence position them as a trusted, mission-aligned partner for public infrastructure initiatives in the region.

Key Performance Metrics

Awards Count

63

All time

Active

0

Currently performing

Completed

63

Past period of performance

Total Awards

All time

Contracts

Prime · all time

Subcontracts

Sub · all time

Grants

Prime · all time

Subgrants

Sub · all time

Award Analytics & Distribution

Awards by Agency Over Time
Awards by Place of Performance

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Award history, agency mix, and NAICS coverage for GABCO CONSTRUCTION, INC.

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NAICS: 237110
New
IEUA RMPU Basin Improvements Project Montclair Basin Improvements
Solicitation # ieua-rmpu-basin-improvements-project-montclair-basin-improvements
The IEUA RMPU Basin Improvements Project involves construction improvements at Montclair Basin 2 and 3 in Chino, California. The primary objective is to divert available storm flows from the San Antonio Creek Channel into existing basins to facilitate groundwater recharge. The scope of work is comprehensive, requiring all materials, labor, tools, equipment, and incidentals necessary to furnish, install, commission, and deliver a fully functional project. Key activities include civil and site work such as grading, demolition, saw cutting, cold planing, and trucking, as well as the installation of concrete pipes and structures. Specialized services required for the project include electrical work, welding, construction surveys, preconstruction video, and traffic control. Norstar Plumbing and Engineering, Inc. is managing the solicitation and is specifically seeking certified and qualified DBE, MBE, SBE, and WBE subcontractors and suppliers to support these efforts. The project falls under NAICS code 237110. Interested parties must submit their bids by October 29, 2026, at 2:00 PM. Detailed plans and specifications are available through the Inland Empire Utilities Agency bidding website, and coordination is handled by primary points of contact Nathan and Destiny Plummer.
Norstar Plumbing and Engineering, Inc

POSTED

about 6 hours ago

DEADLINE

in about 19 hours
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NAICS: 237110
New
Morgans Branch Force Main and Pump Station Improvements
Solicitation # SRP-W-134-0290
The Morgans Branch Force Main and Pump Station Improvements project, solicitation number SRP-W-134-0290, is a construction contract for the City of Belmont in North Carolina with a project estimate of 16,690,000 dollars. The scope of work involves the construction of 16,435 linear feet of new 20-inch ductile iron force main and comprehensive upgrades to the Morgans Branch Pumping Station. Key deliverables include the installation of a new wet well, valve vault, and associated appurtenances, as well as the demolition of existing pumps and piping. The project also encompasses the installation of new gravity sewers, manholes, site grading, and the provision of a fully operating pumping station equipped with mechanical and electrical systems, a generator, and odor control equipment. The contract will be awarded to the responsible bidder submitting the lowest responsive bid, with responsiveness contingent upon the submission of a completed EJCDC C-410 Bid Form, a bid bond, and required MWBE documentation, including a Good Faith Efforts Form and Table A. The contractor must provide performance and payment bonds equal to the contract price and maintain insurance with an A.M. Best rating of A-VII or better. Performance is governed by a Notice to Proceed, with liquidated damages set at 1,000 dollars per day for failure to achieve substantial completion. Payments are processed monthly via applications for payment submitted to the Engineer, with payment due 30 days after presentation to the owner.
Don Moorhead Construction, Inc.

POSTED

about 6 hours ago

DEADLINE

in 13 days
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NAICS: 238220
New
WOJC - Multi-Building Plumbing Leak Repair Project
Solicitation # WOJC – Multi-Building Plumbing Leak Repair Project
Education and Training Resources is seeking quotes for a multi-building plumbing leak repair project at the Westover Job Corps Center in Chicopee, Massachusetts. The scope of work includes replacing approximately three linear feet of leaking heat pipe in King Hall and ten linear feet of leaking heat pipe in the Administration Building Wellness Department ceiling. Additionally, the project involves replacing leaking shower P-trap drain pipes in Rooms 123 and 213 and a cracked drain pipe in the pipe chase of Room 216 within the Harris Hall Dormitory. All work must comply with the Massachusetts State Plumbing Code and International Plumbing Code, utilizing new commercial-quality materials that match existing specifications. The selected contractor must provide a one-year equipment and workmanship warranty and is responsible for all site cleanup and damage repairs. Bids are due by October 30, 2026, and must include a detailed cost breakdown, a proposed service schedule, and proof of required Massachusetts licensing. Evaluation is based on qualifications and administrative compliance rather than the lowest bid alone. Mandatory requirements for bidders include an active SAM.gov registration with a Unique Entity ID, a W-9, and certificates of liability insurance. The project is subject to federal regulations, including the Davis-Bacon Act and Service Contract Act, requiring the submission of weekly certified payroll reports. Depending on the final contract value, payment and performance bonds may be required for projects exceeding 35,000 dollars.
Westover Job Corps Center

POSTED

about 6 hours ago

DEADLINE

in 2 days
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NAICS: 236220
New
Construction of the Recharge Master Plan Update Basin Improvements Project Montclair Basin Improvements
Solicitation # construction-recharge-master-plan-update-basin-improvements-project-montclair-basin-improvements-2
The Construction of the Recharge Master Plan Update Basin Improvements Project Montclair Basin Improvements is a solicitation issued by RT Contractor Corp for a project under the Inland Empire Utilities Agency in California. This opportunity is specifically set aside for Disadvantaged Business Enterprises (DBE) as defined by the Department of Transportation, falling under NAICS code 236220. The solicitation was posted on October 26, 2026, with a response deadline of November 4, 2026. A critical component of this contract is strict adherence to Disadvantaged Business Enterprise Good Faith Effort (GFE) requirements to secure project financing. Bidders must demonstrate comprehensive outreach and recruitment activities, including posting solicitations in an online publication for 30 consecutive calendar days and in a print newspaper for at least one day prior to the bid opening. Additionally, bidders must provide proof of utilizing the Small Business Administration and the Minority Business Development Agency. Failure to submit proof of these specific public notices and agency utilizations within the bid package will result in the proposal being deemed non-responsive. Documentation for general outreach may be submitted up to three business days after the bid closing date.
RT CONTRACTOR CORP

POSTED

about 6 hours ago

DEADLINE

in 7 days
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NAICS: 238220
New
CBP6585 Bldg. 22 HVAC Replacement
Solicitation # CBP6585
Management & Training Corporation (MTC) is soliciting bids for a fixed-price, single lump sum subcontract to replace the HVAC system in Building 22 at the San Diego Job Corps Center in Imperial Beach, California. The scope of work requires the contractor to provide all labor, materials, and equipment to install one new 5-ton condenser, one 5-ton evaporator coil, and a compatible furnace, along with a new condenser pad, gas connections, fused electrical disconnect, and condensate drain line. The estimated price range for this project is between 0 and 25,000 dollars. Bids are due by October 28, 2026, and must be submitted using the MTC Bid for Lump Sum Contract form, accompanied by a detailed cost breakout, proof of insurance, three references, and a completed supplier packet including a W-9 and self-certification. A physical site visit and signature on the attendance roster are mandatory prerequisites for bid submission. Award will be based on overall best value, with MTC serving as the sole judge of responsiveness. For bids equal to or exceeding 25,000 dollars, contractors must provide a bid bond guarantee of 20 percent of the base bid, and the awarded contractor will be required to provide performance and payment bonds equal to 100 percent of the contract price from a surety with at least an A- rating. The project is subject to the Davis-Bacon Act, requiring compliance with prevailing wage rates and certified weekly payroll. Additionally, contractors must adhere to OSHA safety standards, provide necessary personal protective equipment, and comply with federal regulations regarding the Buy American Act and trafficking in persons. Final acceptance of the work is contingent upon inspection and approval by the San Diego Job Corps Center Facilities and Maintenance Department.
San Diego Job Corps Center

POSTED

about 6 hours ago

DEADLINE

in about 17 hours
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NAICS: 238220
New
MJCC EXHAUST FANS BLD. 1429
Solicitation # mjcc-exhaust-fans-bld-1429
The Muhlenberg Job Corps Center, operated by Insights Training Group LLC, is soliciting fixed-price quotes from qualified HVAC and mechanical contractors to restore the exhaust fan and louver systems in Building 1429 located in Kentucky. The scope of work includes inspecting, repairing, and replacing various components across eight exhaust fans, specifically addressing failed louver actuators, control transformer fuses, and contactor coils, as well as replacing motors for fans 1, 2, and 4, and providing a new motor, blade, and guard for fan 5. Contractors must ensure all equipment is fully operational and provide all necessary training and maintenance manuals upon completion. This solicitation is set aside for small businesses, including VOSB, SDVOSB, WOSB, and HUBZone certified entities. Award will be granted to the responsible offeror who is technically acceptable and provides the lowest price. Proposals must include detailed labor and material cost breakdowns, evidence of Kentucky state licensing and registration, and proof of bonding capability. The project is subject to Davis-Bacon Act labor standards, requiring the submission of weekly certified payroll with every invoice. Performance is governed by FAR regulations, and final payment is contingent upon satisfactory performance and the delivery of lien releases from all subcontractors and suppliers. Quotes are due by October 30, 2026.
Muhlenberg Job Corps Center / Insights Training Group LLC

POSTED

about 6 hours ago

DEADLINE

in 2 days
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