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G-W MANAGEMENT SERVICES, LLC (DUNS 017223780) 11600 NEBEL STREET SUITE 202, ROCKVILLE, MD 20852

UEI: SLED_C2BEE33A4EF5B996

G-W MANAGEMENT SERVICES, LLC (DUNS 017223780) 11600 NEBEL STREET SUITE 202, ROCKVILLE, MD 20852 is a federal contractor, registered under UEI SLED_C2BEE33A4EF5B996. It has been awarded $2,393,750 in federal contracts. Primary work spans Other Heavy and Civil Engineering Construction. Top awarding agencies include Department Of Defense.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_C2BEE33A4EF5B996

Federal Contracting Overview

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

AI Capability Profile

G-W Management Services, LLC provides comprehensive facility improvement and general construction services. Their core capabilities include the provision of labor, materials, transportation, and equipment necessary for specialized renovation and repair projects. Technical expertise is demonstrated i...

Key Performance Metrics

Awards Count

1

All time

Active

0

Currently performing

Completed

0

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

Department Of Defense$2.4M100%

Awards by NAICS

237990 - Other Heavy and Civil Engineering Construction$2.4M100%

Awards by Agency Over Time

Awards by Place of Performance

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Open opportunities in G-W MANAGEMENT SERVICES, LLC (DUNS 017223780) 11600 NEBEL STREET SUITE 202, ROCKVILLE, MD 20852's top NAICS codes and agencies

ALTA, RIVERVIEW, AND KINGS CANYON HIGH WELL DRILLING PHASE

Solicitation # alta-riverview-kings-canyon-high-well-drilling-phase

The Alta, Riverview, and Kings Canyon High Well Drilling Phase is a solicitation issued by the Kings Canyon Unified School District under project number 1000316-001C. The project involves well drilling operations across multiple locations in California, specifically within Reedley, Parlier, Dinuba, and Fresno. This opportunity is categorized under NAICS code 237990 and is managed through Anthony J. Prieto Water Well Drilling, Inc. The solicitation is specifically set aside for small businesses, including SBA certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. Interested parties must submit their responses by the deadline of November 10, 2026. Primary coordination for this contract is handled by Jennah Castagna.

Anthony J. Prieto Water Well Drilling, Inc.

POSTED

about 5 hours ago

DEADLINE

Construction of The Recharge Master Plan Update (RMPU) Basin Improvements Project - Montclair Basin Improvements

Solicitation # construction-recharge-master-plan-update-rmpu-basin-improvements-project-montclair-basin-0

The Recharge Master Plan Update Basin Improvements Project involves the construction of two drop inlet diversion structures across the 25-foot-wide concrete San Antonio Creek Channel in Montclair, California. The scope of work includes excavating 8 to 10 feet below the channel floor, installing steel debris grates, and fitting wall-mounted steel gates on the east sides of the structures. Additionally, the project requires the installation of 4-foot-diameter discharge pipelines leading to Montclair Basins 2 and 3, which will be covered by 3 feet of soil and terminate in concrete outlet structures designed for flow dissipation. The project also encompasses the delivery of complete electrical, instrumentation, and SCADA integration to manage gate actuation, with programming limited to Technical Systems, Inc. or E Technologies Group. This solicitation, issued by Granite Construction Company, is designated for Disadvantaged Business Enterprises under the Department of Transportation. Interested parties must respond by November 5, 2026.

Granite Construction Company

POSTED

about 5 hours ago

DEADLINE

ARWA Carrizo System Expansion: Well Drilling

Solicitation # arwa-carrizo-system-expansion-well-drilling

The Alliance Regional Water Authority is seeking bids for the Carrizo System Expansion project focusing on well drilling services located in Rosanky, Texas. This solicitation, identified as ARWA IFB Number 2026-001, is managed by Hydro Resources - Mid Continent, Inc. and falls under NAICS code 237990. The opportunity is specifically set aside for Small Businesses and Disadvantaged Business Enterprises. Interested parties must submit their responses by the deadline of November 3, 2026. Primary coordination for this contract is handled by Amy Majors.

Hydro Resources - Mid Continent, Inc.

POSTED

about 5 hours ago

DEADLINE

Construction of The Recharge Master Plan Update (RMPU) Basin Improvements Project - Montclair Basin Improvements

Solicitation # construction-recharge-master-plan-update-rmpu-basin-improvements-project-montclair-basin

Empire Equipment Service, Inc. is soliciting quotes for the Construction of The Recharge Master Plan Update Basin Improvements Project, specifically focusing on the Montclair Basins 2 and 3 Diversion Improvements at the San Antonio Creek Channel in Montclair, California. This project is being conducted for the Inland Empire Utilities Agency and falls under NAICS code 237990. The opportunity is specifically seeking certified DBE and DVBE subcontractors and suppliers, with set-asides available for various small business categories including Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone Small Businesses. Interested parties must submit their responses by November 5, 2026. Primary inquiries should be directed to Gio Marquez via the provided estimating email or phone contact.

Empire Equipment Service, Inc.

POSTED

about 5 hours ago

DEADLINE

Site Compliance and Improvements - Patton Landing

Solicitation # site-compliance-improvements-patton-landing

The State of California Department of General Services is seeking bids for the Site Compliance and Improvements project at Patton Landing, located in Carnelian Bay, Placer County. This solicitation, identified by Project Number 13891 and Event ID 0000040533, focuses on site compliance and infrastructure enhancements under NAICS code 237990. The opportunity is specifically set aside for SBA certified Service-Disabled Veteran Owned Small Businesses and Disadvantaged Business Enterprises. Interested parties must submit their responses by the deadline of November 10, 2026. Primary coordination for this project is managed through Nayvi Waite at Resource Development Company LLC.

Resource Development Company LLC

POSTED

about 5 hours ago

DEADLINE

Structural Repair at NCMT Berths 24-3 and 24-4, CA

Solicitation # structural-repair-ncmt-berths-24-3-24-4-ca

This solicitation, issued by Griffith Company, concerns structural repair work at NCMT Berths 24-3 and 24-4 located in California. The scope of work involves the demolition and removal of existing concrete decks, pile caps, and related appurtenances, followed by the construction of a new reinforced concrete deck. Additionally, the project requires the repair of existing piles, the installation of pile jackets, and the replacement of various waterfront elements, including bull rails, wale systems, fenders, and mooring hardware such as bollards. The opportunity is designated as a Small Business set-aside under NAICS code 237990. Interested parties must submit their responses by the deadline of November 4, 2026. Primary coordination for this project is handled by Savana Powell.

Griffith Company

POSTED

about 5 hours ago

DEADLINE

ADVANCE NOTICE: Rail Modernization Program

Solicitation # WMATA-0000010871

The Washington Metropolitan Area Transit Authority has issued an advance notice for the Rail Modernization Program under solicitation number WMATA-0000010871. This solicitation is categorized under NAICS code 237990, which pertains to all other miscellaneous specialty trade contractors. The notice was posted on October 30, 2026, and the deadline for responses is set for September 30, 2027. Interested parties can find further details and manage their bids through the official WMATA supplier portal.

Washington Metropolitan Area Transit Authority

POSTED

about 5 hours ago

DEADLINE

Marine Groyne InstallationThis subcontract for Marine Groyne Installation involves performing specialized shoreline improvement work for prime contractors on behalf of the City of Sarnia in Canada. The scope of work focuses on the installation of groyne structures at Rainbow Cove, which includes grading the shoreline and placing armour stone to ensure long-term structural stability. The project requires the use of marine-capable equipment, specifically barges and long-reach excavators, to deliver a completed and stabilized structure. Interested parties should note that the response deadline for this opportunity is November 24, 2026.

POSTED

about 7 hours ago

DEADLINE

Utility Adjustment ServicesThis subcontract for Utility Adjustment Services involves performing critical infrastructure modifications for prime contractors working on City of San Antonio street rehabilitation projects. The scope of work focuses on raising, lowering, and resetting manholes, valve boxes, and meter boxes to ensure they are flush-mounted and properly aligned with new street or sidewalk elevations. The selected provider will be responsible for coordinating directly with local utility providers to deliver precise adjustments. The opportunity is categorized under NAICS code 237990 and is associated with the City of San Antonio in Texas. Interested parties must submit their responses by the deadline of December 8, 2026. Further details regarding the solicitation can be accessed through the Texas SmartBuy portal.

CITY OF SAN ANTONIO

POSTED

about 8 hours ago

DEADLINE

in about 1 month

Water and Wastewater Main InstallationThis subcontract opportunity involves the installation of water, reclaimed water, and wastewater force mains for prime contractors working on Hillsborough County Water Resources Department projects. The scope of work is comprehensive, encompassing utility location, clearing, grubbing, trenching, and the installation of pipes, joints, and locating wires. Additionally, the selected contractor will be responsible for bedding, backfilling, shoring, and hydrostatic testing to ensure the delivery of a fully operable pipeline system. The project falls under NAICS code 237990 and is associated with Hillsborough County in Florida. Interested parties must submit their responses by the deadline of December 9, 2026. Further details and application processes can be accessed through the provided Bonfire Hub solicitation link.

Hillsborough County

POSTED

about 9 hours ago

DEADLINE

in about 1 month

Separate and sealed bids for the construction of RAILROAD REHABILITATION PHASE 1, will be received by the TISHOMINGO COUNTY BOARD OF SUPERVISORS, until 9:00 A.M., LOCAL TIME, ON THE MONDAY, THE 2ND OF NOVEMBER, 2026 and then publicly opened and read al

Solicitation # 3170036818

The Tishomingo County Board of Supervisors is soliciting separate and sealed bids for the construction of Railroad Rehabilitation Phase 1 in Mississippi under solicitation number 3170036818. Bids must be submitted to the Board Room at the Tishomingo County Courthouse in Iuka, Mississippi, by 9:00 A.M. local time on Monday, November 2, 2026. The contract will be awarded to the lowest responsible and responsive bidder. Eligible bidders must have been issued contract documents by Plan House Printing and appear on the official Planholders list. Bidders are required to provide bid security and furnish surety bonds upon the delivery of the executed contract. Conditional or qualified bids will not be accepted, and bidders are prohibited from withdrawing their submissions within 60 days following the bid opening. All work must comply with applicable laws, ordinances, and regulations of the authorities having jurisdiction over the project. Inquiries regarding the solicitation should be directed to Inger Calloway.

POSTED

about 9 hours ago

DEADLINE

Wind, Hydro, or Tidal Energy InstallationThis subcontract opportunity with the New Hampshire Department of Energy involves the installation of wind turbines, hydroelectric systems, or ocean, wave, and tidal energy generation equipment. The selected contractor will work under prime contractors to perform comprehensive site preparation, install generators and turbines, and ensure full integration into the electrical grid to deliver a fully operational energy generation facility. All work must be performed in strict compliance with state renewable energy initiatives, specifically Puc 2508.02. The solicitation was posted on October 30, 2026, with a response deadline of January 8, 2027. Classified under NAICS code 237990, this project focuses on expanding renewable energy infrastructure within the state of New Hampshire. Interested parties can find further details through the official procurement portal.

Department Of Energy

POSTED

about 10 hours ago

DEADLINE

CP1248808-Lake LaVerne-Improvements-Bridge and Amphitheater

Solicitation # 49337

Iowa State University is soliciting bids for the Lake LaVerne Improvements Bridge and Amphitheater project, identified by solicitation number 49337. This SLED organization project focuses on site enhancements in Iowa and is categorized under NAICS code 237990. The response deadline for this solicitation is November 3, 2026. The scope of work encompasses a variety of infrastructure and landscaping improvements. Key deliverables include the construction of a 10 foot wide PCC pedestrian path and PCC sidewalks, the installation of limestone block seating for an outdoor amphitheater, and the implementation of site lighting. Additionally, the project requires lakebed grading as well as shoreline grading and restoration.

Iowa State University

POSTED

about 11 hours ago

DEADLINE

Emergency Slope Repair and Mitigation ContractorThis subcontract opportunity is for an Emergency Slope Repair and Mitigation Contractor to support prime contractors on emergency storm damage projects for the County of San Luis Obispo. The selected contractor will be responsible for constructing retaining walls, installing rockfall netting and barriers, performing slope grading, and implementing debris flow mitigation measures. The scope of work requires the use of earthmoving equipment and specialized rockfall mitigation systems, including mesh and anchors, to deliver stabilized slopes and secure retaining structures. The project is located in San Luis Obispo, California, under NAICS code 237990. Interested parties must submit their responses by the deadline of November 18, 2026. This engagement focuses on critical infrastructure recovery and hazard mitigation to address storm-related damage within the county.

County of San Luis Obispo

POSTED

about 13 hours ago

DEADLINE

Civil & Structural ConstructionThis subcontract for Civil and Structural Construction involves the development of physical structures for wastewater treatment plant projects for the City of Jal in New Mexico. The scope of work focuses on the construction of the Process Building, Headworks Building, and Operations Building, as well as the delivery of structural treatment basins. These tasks will be executed using structural steel and concrete forming. The project is categorized under NAICS code 237990. Interested parties must submit their responses by the deadline of November 13, 2026. This opportunity is designed for firms capable of performing specialized industrial construction as a subcontractor to prime contractors.

POSTED

about 13 hours ago

DEADLINE

Pre- and Post-Lining Cleaning and CCTV InspectionThis subcontract for Delaware County, Pennsylvania, involves providing specialized high-pressure cleaning and robotic video inspection services for sewer projects. The scope of work includes conducting pre-CCTV inspections to identify defects, performing line cleaning to prepare pipelines for Cured-In-Place Pipe installation, and executing final post-installation CCTV inspections to verify the integrity of the liners. The contractor will utilize high-pressure water jetting equipment and CCTV robotic cameras to deliver cleaned pipelines and detailed video inspection reports. This opportunity falls under NAICS code 237990, with a response deadline set for November 13, 2026.

Delaware County

POSTED

about 13 hours ago

DEADLINE

Manhole Rehabilitation (Cementitious Lining)This subcontract opportunity involves the rehabilitation of sanitary sewer manholes for prime contractors on SDCA projects within Delaware County, Pennsylvania. The scope of work focuses on the demolition and removal of deteriorated sections and the subsequent preparation and installation of cementitious liners to ensure manhole structures are structurally sound. The selected contractor will be responsible for providing all necessary cementitious lining materials and specialized application equipment to complete the rehabilitation process. The project is categorized under NAICS code 237990 and was posted on October 30, 2026. Interested parties must submit their responses by the deadline of November 13, 2026, at 3:00 PM. Further details and submission guidelines can be accessed through the PennBid portal.

Delaware County

POSTED

about 13 hours ago

DEADLINE

8" CIPP Lining and Pipeline RehabilitationThis subcontract for 8 inch CIPP Lining and Pipeline Rehabilitation involves the installation of Cured-In-Place Pipe liners for prime contractors on sanitary sewer projects within Delaware County, Pennsylvania. The scope of work requires the use of resin-impregnated flexible tubes and specialized curing equipment to create jointless, watertight pipelines, while also performing lateral grouting of service re-connections and ensuring active service connections are maintained throughout the installation process. The project falls under NAICS code 237990 and aims to deliver a structurally sound rehabilitated sewer system. Interested parties should note that the solicitation was posted on October 30, 2026, with a response deadline of November 13, 2026.

Delaware County

POSTED

about 13 hours ago

DEADLINE