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GILBANE BUILDING COMPANY

Subsidiary ofGILBANE SMCC ECC LLCUEI: N1G5SYQQEHU7CAGE: 3QXB3

GILBANE BUILDING COMPANY is a federal contractor, registered under UEI N1G5SYQQEHU7 and CAGE code 3QXB3. It has been awarded $210,926,990 in federal contracts. Primary work spans Commercial and Institutional Building Construction, Engineering Services, and Unknown NAICS. Top awarding agencies include Department Of Defense, General Services Administration, and National Aeronautics And Space Administration.

Contact Information

Registration and classification details

Registration

UEI Code

N1G5SYQQEHU7

CAGE Code

3QXB3

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

For Profit Organization

NAICS Codes

236220Commercial and Institutional Building Construction(Primary)

Federal Contracting Overview

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

AI Capability Profile

Gilbane Building Company specializes in commercial and institutional construction services, delivering full-cycle project delivery for mission-critical facilities. Their core capabilities encompass design-build, construction management, and preconstruction planning, with technical expertise in build...

Gilbane Building Company specializes in commercial and institutional construction services, delivering full-cycle project delivery for mission-critical facilities. Their core capabilities encompass design-build, construction management, and preconstruction planning, with technical expertise in building systems integration, code-compliant structural execution, and sustainable construction practices. The firm emphasizes lean construction methodologies, proactive risk mitigation, and coordination among architects, engineers, and trade contractors to ensure on-time, on-budget delivery of complex projects. Key differentiators include deep experience in managing high-stakes construction environments, rigorous safety protocols, and a proven ability to execute in constrained urban or sensitive operational settings. No agency relationships can be inferred from available award data, as no recent contracts or agency-specific performance records are provided. Consequently, no patterns of engagement with federal, state, or local entities can be confirmed. The primary NAICS code 236220 indicates a focus on commercial and institutional building construction, which in practice translates to the execution of office buildings, educational facilities, healthcare infrastructure, and public service buildings. The contractor positions itself within the broader government and institutional construction market, delivering facilities that require strict adherence to building codes, accessibility standards, and operational durability. Gilbane Building Company operates as a privately held, two-level entity headquartered in Houston, Texas. The company holds no government certifications, and its market presence is grounded in regional and national construction delivery rather than federal contracting programs. While its geographic footprint extends beyond Texas, no specific government market positioning or certified small business status can be confirmed from the provided data.

Key Performance Metrics

Awards Count

10

All time

Active

0

Currently performing

Completed

10

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
Awards by NAICS
236220 - Commercial and Institutional Building Construction$193.6M91.8%541330 - Engineering Services$11.9M5.6%
- Unknown NAICS$5.3M2.5%
Others - Other NAICS codes (1 codes, <0.5% each)$79.0K0%
Awards by Agency Over Time
Awards by Place of Performance

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Open opportunities in GILBANE BUILDING COMPANY's top NAICS codes and agencies

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, categorized under NAICS code 236220, specifically calls for bids from Disadvantaged Business Enterprise (DBE) subcontractors. The solicitation was posted on October 20, 2026, with a response deadline of November 4, 2026. The project area for subcontracting opportunities is identified as Riverside or Los Angeles. Compliance with strict Disadvantaged Business Enterprise requirements is mandatory to secure project financing, and failure to meet these standards will result in a bid being deemed non-responsive. Bidders must demonstrate Good Faith Efforts (GFE), including proof of 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 within their bid package. While outreach documentation may be submitted up to three business days after the bid closing, the publicity and agency assistance proofs must be included at the time of submission.
RT CONTRACTOR CORP

POSTED

about 7 hours ago

DEADLINE

in 14 days
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NAICS: 236220
New
P084 NEXT GENERATION TORPEDO INTEGRATION LAB & P1016 Consolidated RDT&E Systems Facility – Newport, RI
Solicitation # p084-next-generation-torpedo-integration-lab-p1016-consolidated-rdte-systems-facility-newport-ri
J&J Contractors, Inc. is soliciting bids for the construction of the Next Generation Torpedo Integration Lab and the P1016 Consolidated RDT&E Systems Facility in Newport, Rhode Island. The primary project involves a 12,920 square foot multi-story steel frame laboratory and office facility featuring a shallow foundation, metal standing seam roof, and masonry and metal panel exterior walls. This scope encompasses comprehensive site preparations, including landscaping, parking, exterior lighting, telecommunications, and the installation of underground stormwater retention and utility systems. An additional option for the P1016 facility includes a 17,978 square foot laboratory with similar structural specifications and the demolition of an existing 548 square meter engineering facility. The solicitation is open to various small business designations, including SDB, WOSB, HUBZone, and VOSB. Bidders must adhere to Davis Bacon Wage Rates, and the project is exempt from sales tax. Pricing is requested across a wide array of trades, including demolition, abatement, structural steel, mechanical, electrical, plumbing, and fire protection, among others. Interested parties must contact the primary point of contact to receive the formal bid invitation and documents via Building Connected before the response deadline of November 30, 2026.
J&J CONTRACTORS, INC.

POSTED

about 7 hours ago

DEADLINE

in about 1 month
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NAICS: 236220
New
CITY OF GREENFIELD WASTEWATER TREATMENT PLANT UPGRADE PROJECT
Solicitation # city-greenfield-wastewater-treatment-plant-upgrade-project
The City of Greenfield Wastewater Treatment Plant Upgrade Project involves the construction of an upgraded 2.0 million gallons per day wastewater treatment plant located at 41901 Walnut Avenue in Greenfield, California. The project, managed by C. Overaa & Co., has a total duration of 915 calendar days and is divided into four distinct phases: site preparation including soil stabilization and facility relocation; construction of a packaged Membrane Bioreactor treatment plant, headworks, UV disinfection, and SCADA systems; decommissioning and demolition of existing facilities; and the completion of finish facilities including the Walnut Avenue extension for water and sewer services. A critical requirement of the project is maintaining the existing plant in service during the first two phases while ensuring compliance with General Order/NOA standards. This solicitation is open to small businesses, including certified veteran, women, and disadvantaged business enterprises, with a specific local hiring goal requiring 50 percent of the construction workforce to be residents of Monterey, San Benito, or Santa Cruz counties. Subcontractors must utilize the Textura electronic invoicing system and are responsible for associated service fees. Bids are due by November 10, 2026, following a mandatory pre-bid meeting held on October 5, 2026. Award acceptance is conditioned upon the subcontractor's full agreement to Overaa standard terms, including potential 100 percent performance and labor bonds and specific workers compensation insurance waiver of subrogation endorsements.
C. Overaa & Co.

POSTED

about 7 hours ago

DEADLINE

in 20 days
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NAICS: 236220
New
P1102 Weapons Magazine and Ordnance Operations Facility, Naval Submarine Base New London, Groton, Connecticut
Solicitation # p1102-weapons-magazine-ordnance-operations-facility-naval-submarine-base-new-london-groton
J & J Contractors, Inc. is soliciting bids for the P1102 Weapons Magazine and Ordnance Operations Facility project at the Naval Submarine Base New London in Groton, Connecticut. This comprehensive construction project has a duration of 1828 calendar days and involves the creation of six Containerized Long Weapons Storage units, two Box G magazines, and one Box H earth-covered high-explosive magazine. The scope includes the construction of an Ordnance Operations building, a Truck Inspection facility, and a Sentry building, alongside the demolition of 18 existing magazines and two other buildings. Technical requirements encompass a wide range of trades, including demolition, abatement, structural steel, electrical, plumbing, and mechanical work. Key site features include rigid inclusions, load transfer mats, grounding and lightning protection, intrusion detection systems, and extensive site preparation involving rock excavation and wetland mitigation. The project also requires the installation of primary and secondary electrical distribution, telecommunications infrastructure, access roads, and landscaping. This opportunity is set aside for various small business categories, and interested parties must contact Rahul Maheshwari to receive bid documents before the October 31, 2026 deadline.
J & J Contractors, Inc

POSTED

about 7 hours ago

DEADLINE

in 10 days
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NAICS: 236220
New
SLED
Colville Fuels, Coyote Ridge Golf Course, Secondary Emergency Exit from Clubhouse Basement
Solicitation # Request-for-Bid-Coyote-Ridge-Golf-Course-Secondary-Emergency-Exit-from-Clubhouse-Basement.pdf
Colville Fuels LLC is soliciting bids for the construction of a code-compliant secondary emergency exit from the clubhouse basement at Coyote Ridge Golf Course in Washington. The scope of work includes saw cutting reinforced concrete walls, installing a commercial-grade exterior door assembly with panic hardware, and excavating a permanent ADA-accessible egress path with required drainage, retaining walls, and handrails. The contractor must ensure all work is code-compliant, coordinate inspections with the Authority Having Jurisdiction, and restore all affected surfaces to match existing clubhouse architecture. This is a price-based invitation for bids where the award will be granted to the lowest responsive and qualified bidder, subject to budgetary limits and Indian preference requirements. Preference is tiered from 100% Colville Business Enterprises down to non-certified Indian-owned businesses, with allowable price differentials based on the total bid amount. Bidders must submit a firm fixed price bid, a performance schedule, a subcontracting plan, and evidence of financial stability, insurance, and licensing by November 20, 2026. The project is expected to be completed by March 31, 2026, though this date is weather-dependent. Final contract terms and payment conditions will be negotiated upon the selection of the successful bidder.
Confederated Tribes of the Colville Reservation

POSTED

about 8 hours ago

DEADLINE

in about 1 month
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NAICS: 541330
New
SLED
2026 AC Water Main Replacement
Solicitation # 2026-RFQ-042
Solicitation 2026-RFQ-042 is a request for qualifications from the City of Mercer Island Public Works department for professional engineering services to design water system upgrades. The project focuses on replacing approximately 5,000 linear feet of aging asbestos cement water mains with ductile iron mains along SE 40th St and E Mercer Way. The scope is divided into two phases: Phase 1 involves water system and PRV vault replacement on SE 40th St from Greenbrier Ln to 97th Ave SE, and Phase 2 extends the replacement to 97th Ave SE and the 3700 and 3800 blocks of East Mercer Way. Additional components for replacement include fire hydrants and water services. The design must comply with the Reduction of Lead in Drinking Water Act and the City of Mercer Island Standard Details Water. The project follows a goal-based timeline with bid-ready plans for Phase 1 due by Q2 2027 and Phase 2 by Q3 2027, with overall construction completion targeted for Q2 2028. Qualified firms must be licensed in the State of Washington and submit a Statement of Qualifications limited to 12 pages, including a proposed timeline and three references from the last five years. Selection is at the sole discretion of the City, and the awarded firm will negotiate a scope and fee schedule using the City's standard professional services agreement. Administration is managed by the City Manager, with payments issued via City warrant within 45 days of receiving a proper monthly invoice.
Public Works

POSTED

about 8 hours ago

DEADLINE

in 14 days
View Details