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

UEI: SLED_0C7D3263E16B5DB0

G-W MANAGEMENT SERVICE (DUNS 017223780)11600 NEBEL STREET, SUITE 202ROCKVILLE, MD 20852 is a federal contractor, registered under UEI SLED_0C7D3263E16B5DB0. It has been awarded $500,000,000 across 1 federal contract. Primary work spans Other Heavy and Civil Engineering Construction. Top awarding agencies include Navfacsyscom Washington.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_0C7D3263E16B5DB0

Federal Contracting Overview

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

Key Performance Metrics

Awards Count

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Award Analytics & Distribution

Awards by Agency

Navfacsyscom Washington$500.0M100%

Awards by NAICS

237990 - Other Heavy and Civil Engineering Construction$500.0M100%

Awards by Agency Over Time

Awards by Place of Performance

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

Site Grading and EarthworkThe contract for Site Grading and Earthwork involves excavation, grading, and compaction activities essential for preparing the site for building and infrastructure placement at Fort Stewart, Georgia, with a ZIP code of 31314. Operated under the Department of Defense through the W074 Endist Savannah office, this subcontract is categorized under NAICS code 237990, which pertains to other heavy and civil engineering construction. The solicitation was posted on July 29, 2026, with a response deadline set for August 6, 2026, at 4:00 PM, requiring interested parties to submit their proposals before this date to be considered for award. Work must be performed at the specified location, and bidders must comply with all scope requirements related to earthwork and site preparation for military infrastructure projects.

W074 Endist Savannah

POSTED

about 11 hours ago

DEADLINE

Calcasieu River and Pass Dredged Material Management Plan, CDF-22 Degrading

Solicitation # W912P826BA068

This contract is a Small Business Set Aside under NAICS code 237990 for Heavy and Civil Engineering Construction, targeting work related to the degradation of Confined Disposal Facility 22 along the Calcasieu Ship Channel in Louisiana. The scope includes clearing and grubbing, excavation, and placement of borrow material on the existing CDF and foreshore disposal area to achieve required grades, along with all operations incidental to these tasks. The estimated value ranges from $10 million to $25 million, and the award will be made as a single firm fixed price contract through an Invitation for Bid. The solicitation number is W912P826B0068, and it will be issued as a presolicitation notice on SAM.gov with no paper copies provided; potential offerors must monitor the site for the official release and any amendments. Registration in SAM.gov is mandatory to receive an award, and interested vendors are encouraged to register as Interested Vendors on SAM.gov and to post subcontracting opportunities on the SBA’s Subnet. The contracting office is located in New Orleans, Louisiana, under the U.S. Army Corps of Engineers, New Orleans District, with Nakiea Butler as the primary point of contact and Christopher Nuccio as secondary. The response deadline for the solicitation is August 11, 2026, at 2:00 PM.

W07V Endist New Orleans

POSTED

about 11 hours ago

DEADLINE

Fairport Maintenance Dredging

Solicitation # W912P426BA013

The U.S. Army Corps of Engineers is soliciting bids for a three-year maintenance dredging contract at Fairport Harbor, Ohio, under solicitation number W912P426BA013. This effort supports the continued navigability of the harbor by removing accumulated sediments, with work to be performed over the duration of the contract term. The solicitation, posted on July 29, 2026, with a response deadline of August 27, 2026, falls under NAICS code 237990 for other heavy and civil engineering construction and is administered by the Department of Defense through the Office of the Corps of Engineers in Buffalo, New York. Interested parties must submit proposals before the specified deadline, and all contract performance is expected to occur at Fairport Harbor, Ohio, though no specific address is listed in the performance location details. Primary point of contact for inquiries is Peter Gembala, reachable at 716-879-4221 or Peter.R.Gembala@usace.army.mil, with secondary support provided by Jeff Ernest at 716-879-4173 or Jeffrey.G.Ernest@usace.army.mil. The contract was previously referenced in presolicitation notice W912P426BA010, indicating prior engagement with industry stakeholders. No set-aside designation is specified, leaving the opportunity open to all eligible contractors. Additional information and the official solicitation document can be accessed through the SAM.gov portal using the provided link.

W072 Endist Buffalo

POSTED

about 11 hours ago

DEADLINE

Sources Sought - Multiple Award Construction Contract (MACC) U.S. Army Installations within Honshu, Japan and Yokota Air Base & its Geographically-Separated Units (GSUs), Japan

Solicitation # FA520927RNEWMACC

The U.S. Army is seeking information from qualified contractors for a Multiple Award Construction Contract (MACC) to support construction and maintenance projects at installations across Honshu, Japan, including Yokota Air Base and its geographically separated units. This sources sought notice, issued under solicitation number FA520927RNEWMACC, aims to gather market feedback to shape the upcoming procurement strategy for long-term facility infrastructure work. The NAICS code 237990 indicates the scope covers other heavy and civil engineering construction, with no set-aside designated, leaving the contract open to all eligible vendors. Interested parties must respond by August 17, 2026, and are encouraged to attend a vendor fair on August 28, 2026, at the Fussa Civic Hall in Tokyo, where government representatives will detail the MACC structure, upcoming project pipelines such as Water Line Phase B, Airfield Light projects, and Tower 3000, as well as other initiatives like the SABER acquisition and BPAs for fall protection and tower units. Pre-registration for the vendor fair is required via a Google Form by the stated deadline, though those who have already expressed interest to the primary or alternate point of contact are exempt. Primary contact for inquiries is Kenji Urasaki, with Yuki Watabe as the secondary point of contact, both reachable via phone and email listed in the posting.

FA5209 374 Cons Pk

POSTED

about 11 hours ago

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Source Sought - Simplified Acquisition Base Engineering Requirements (SABER)

Solicitation # FA520927RNEWSABER

The U.S. Government is seeking information on the Simplified Acquisition Base Engineering Requirements (SABER) program, which will encompass maintenance, repair, and minor construction services across Yokota Air Base and various off-base locations in Japan, including geographical separated units and remote sites such as Chitose and Itazuke. The contract is intended to support critical infrastructure needs through a multiple award construction contract approach, with work expected to be performed primarily at Yokota but extending to other designated locations throughout the country. This sources sought notice, posted on July 29, 2026, and responding by August 17, 2026, aims to gather industry capabilities and interest before issuing a formal solicitation under NAICS code 237990. A vendor fair is scheduled for August 28, 2026, at the Fussa Civic Hall in Tokyo to provide potential contractors with an overview of the SABER acquisition and related opportunities, including three major open market projects and a blanket purchase agreement for fall protection devices. Government representatives will outline procurement strategies, timelines, and expectations to help industry prepare for upcoming solicitations. Interested parties are required to pre-register via a provided Google Form, unless they have already communicated intent to the primary or secondary point of contact, Yuki Kobayashi or Hiroshi Yoshikawa, who can be reached through U.S. Air Force channels. The notice does not establish a contract or obligation but serves as a preliminary step to shape the upcoming competitive procurement process.

FA5209 374 Cons Pk

POSTED

about 11 hours ago

DEADLINE

AIRFIELD 2028 ALL PROJECTS (AIP / AUI / CIRCUITS / FOD) CombinedThe contract encompasses a comprehensive range of airfield infrastructure upgrades at the Port of Seattle, focusing on safety, efficiency, and regulatory compliance. Key components include replacing aging airfield lighting circuits with low megger readings with new LED fixtures and signage to improve visibility and reduce energy consumption. Parallel efforts involve the replacement of deteriorating pavement sections and critical utility systems to maintain operational integrity and prevent disruptive failures. Wildlife hazard mitigation is also a central component, encompassing the removal of turf edge dams along runways and taxiways, installation of anti-perching devices on signs to deter birds, and addressing ponding through regrading and new storm drainage infrastructure to reduce attractants and enhance safety. Additionally, failing flush fire hydrant access hatches will be replaced to ensure rapid and unimpeded access for emergency services. The work is part of a broader initiative under the NAVSEA-sponsored program targeting airfield readiness through modernization, with all tasks scheduled for execution under the fiscal planning horizon of 2028. The contract is managed by the Aviation Project Management Group, with primary point of contact Yanet Maldonado available through the Port of Seattle for coordination and inquiries.

Aviation Project Management Group

POSTED

about 18 hours ago

DEADLINE

AIRFIELD 2029 ALL PROJECTS (AIP / AUI / CIRCUITS / FOD) CombinedThis contract encompasses a comprehensive package of airfield infrastructure improvements at the Port of Seattle, focused on enhancing safety, operational efficiency, and long-term sustainability. Key elements include the replacement of aging airfield lighting circuits with low megger readings, upgrading to modern LED lighting fixtures and signs to improve visibility and reduce energy consumption. Simultaneously, failing pavement sections and critical utilities will be replaced to ensure structural integrity and prevent service disruptions. Wildlife hazard mitigation efforts involve removing turf edge dams along runways and taxiways, installing anti-perching devices on airfield signage, and addressing ponding issues through regrading and the installation of new storm drainage infrastructure to reduce bird and animal attractants. Additionally, failing flush fire hydrant access hatches will be replaced to ensure rapid and unobstructed access for emergency response personnel. The work is classified under NAICS code 237990 and is being managed by the Aviation Project Management Group of the Port of Seattle, with Yanet Maldonado serving as the primary point of contact. The project is forecasted for future solicitation, with an anticipated timeline aligned with long-term airfield modernization goals.

Aviation Project Management Group

POSTED

about 18 hours ago

DEADLINE

AIRFIELD 2030 ALL PROJECTS (AIP / AUI / CIRCUITS / FOD) CombinedThe contract encompasses a comprehensive modernization and safety enhancement initiative at the airfield, focusing on upgrading aging infrastructure to improve operational efficiency and compliance with current standards. Key components include replacing airfield lighting circuits with low megger readings with new LED lighting fixtures and signs, enhancing visibility and energy efficiency while reducing maintenance demands. Parallel efforts involve the replacement of failing pavement sections and critical utilities to ensure structural integrity and reliability. Wildlife hazard management is addressed through the removal of turf edge dams along runways, taxiways, and access roads, installation of anti-perching devices on airfield signs, and mitigation of ponding via regrading and new storm drainage infrastructure to reduce attractants and bird activity. Additionally, failing flush fire hydrant access hatches will be replaced to ensure timely and unimpeded access for emergency responders. The project is part of the broader AIRFIELD 2030 program managed by the Port of Seattle’s Aviation Project Management Group, with Yanet Maldonado listed as the primary point of contact for inquiries.

Aviation Project Management Group

POSTED

about 18 hours ago

DEADLINE

Jack Block Park Pier ReplacementThe contract is for the demolition of an end-of-life pier at Jack Block Park and the construction of a new pier, along with associated repairs to the pier plaza. This project falls under NAICS code 237990 and is being managed by the Port of Seattle under the Northwest Seaport Alliance. The solicitation was posted on July 29, 2026, and is currently in forecast status, indicating it is a planned procurement not yet open for bidding. Point of contact for the project is Yanet Maldonado, with Valerie Huffman serving as the project manager. The work will take place at Jack Block Park, though the exact location details beyond the park name are not specified in the data provided. All inquiries should be directed to the provided contact information.

Northwest Seaport Alliance (NWSA)

POSTED

about 18 hours ago

DEADLINE

2027 Airfield Project - Contract 1The contract pertains to comprehensive airfield upgrades at the Port of Seattle, focusing on enhancing safety, operational efficiency, and regulatory compliance. Key elements include replacing aging airfield lighting circuits that exhibit low megger readings with modern LED lighting fixtures and signs to improve visibility and reduce maintenance demands. The project also entails the replacement of deteriorating pavement sections and critical utility systems supporting airfield operations, ensuring structural integrity and uninterrupted service. Wildlife hazard mitigation efforts involve removing turf edge dams along runways, taxiways, and access roads to discourage bird congregation, installing anti-perching devices on signage, and addressing ponding issues through regrading and new storm drainage infrastructure to eliminate standing water that attracts wildlife. Additionally, failing flush fire hydrant access hatches will be replaced to ensure rapid and unobstructed access for emergency response teams. All work is coordinated under the 2027 Airfield Project - Contract 1, with primary contact information provided by the Aviation Project Management Group under the Port of Seattle.

Aviation Project Management Group

POSTED

about 18 hours ago

DEADLINE

2027 Airfield Project - Contract 2The Port of Seattle’s Aviation Project Management Group is forecasting Contract 2 for the 2027 Airfield Project, which encompasses major infrastructure upgrades at the airfield. The scope includes replacing airfield lighting circuits that exhibit low megger readings with new LED lighting fixtures and signs to improve reliability and energy efficiency. Concurrently, failing pavement sections and critical utilities will be removed and replaced to ensure structural integrity and operational continuity. Wildlife hazard mitigation efforts involve removing turf edge dams along runways, taxiways, and access roads, installing anti-perching devices on airfield signs to deter birds, and addressing ponding issues through regrading and the installation of new storm drainage infrastructure. In addition, failing flush fire hydrant access hatches will be replaced to ensure rapid and unimpeded access for emergency response. The contract is classified under NAICS code 237990 and is anticipated to be awarded following a procurement process managed by the Port of Seattle. Primary point of contact for inquiries is Moraa Omwega, with David Neds serving as Project Manager.

Aviation Project Management Group

POSTED

about 18 hours ago

DEADLINE

T18 Lift Station ReplacementThe Port of Seattle through its Waterfront Project Management division is planning to replace the entire lift station located at the north lunchroom in Terminal 18. This project is forecasted to address critical infrastructure needs by removing and reinstalling a fully functional lift station system to ensure continued operations and compliance with maintenance and safety standards. The North American Industry Classification System code 237990 indicates the work falls under other heavy and civil engineering construction, suggesting the scope involves significant civil and mechanical coordination beyond basic plumbing or electrical work. The primary point of contact for inquiries is Angela Peterson, reachable via phone or email, with Crystal Cuellar serving as the project manager. The solicitation was posted on July 29, 2026, and while no solicitation number has been assigned yet, interested parties can access further details through the official Port of Seattle portal link provided. No set-aside preferences or specific location details beyond Terminal 18 have been disclosed at this stage.

Waterfront Project Management

POSTED

about 18 hours ago

DEADLINE

Həʔapus Park Redevelopment - ConstructionThe Həʔapus Park Redevelopment - Construction project aims to deliver comprehensive upgrades to enhance public access and environmental stewardship at the park. Key improvements include the installation of new restrooms, upgraded pathways with enhanced lighting, a boot washing station to support water quality, dog-friendly amenities to accommodate pet owners, wayfinding and interpretive signage to improve visitor experience, and a hand-carrying boat launch to facilitate non-motorized water access. All construction activities will be carefully phased to comply with environmental permitting requirements, particularly those governing in-water work, ensuring minimal disruption to aquatic ecosystems. Special attention is given to avoiding interference with tribal fisheries, with substantial completion targeted for the second quarter of 2028. The project is managed by the Port of Seattle through its Waterfront Project Management office, with primary contact Angela Peterson and Project Manager Julie Yun overseeing execution. The work falls under NAICS code 237990, indicating it is classified as other heavy and civil engineering construction. Although no solicitation number has been issued yet, the forecast was posted on July 29, 2026, and further details can be accessed via the Port’s official online portal. The project reflects a commitment to equitable public space development and ecological responsibility, aligning with regional priorities for sustainable recreation infrastructure.

Waterfront Project Management

POSTED

about 18 hours ago

DEADLINE

Bid NO. 26-30 Multi-Site NRCS EWP Funded Repairs

Solicitation # NO.26-30

The City of Huntsville, Texas is soliciting bids for Multi-Site NRCS EWP Funded Repairs under Solicitation Number NO. 26-30, with a response deadline of August 25, 2026 at 8:00 PM CT. The project involves repair work at multiple locations funded through the Natural Resources Conservation Service’s Emergency Watershed Protection program, aiming to address infrastructure needs resulting from watershed emergencies. All work must be performed in Texas, with no specific city or zip code designated for performance beyond the state boundary. Bids are open to qualified contractors without any set-aside restrictions, and the procurement is managed under the SLED classification as a state, local, or tribal government entity. Primary contact for inquiries is Lucy Gonzalez, Procurement Manager, reachable via phone or email, with Charlsa Dearwester serving as Purchasing Coordinator for additional support. Additional procurement information and documentation can be accessed through the Texas SmartBuy web portal.

CITY OF HUNTSVILLE

POSTED

about 23 hours ago

DEADLINE

IFB - Repair and Resurface Tennis Courts at Franklin High School

Solicitation # BD-27-1271-CPO00-CPO-131840

The Town of Franklin is seeking qualified contractors to repair and resurface five outdoor tennis courts at Franklin High School located at 228 Oak Street, Franklin, MA 02038, under an Invitation for Bids (IFB) issued under Massachusetts General Laws Chapter 30 Section 39m. The solicitation, numbered BD-27-1271-CPO00-CPO-131840, was posted on July 28, 2026, with bids due by 10:00 AM on August 13, 2026, and must be submitted in person to the Franklin Municipal Building at 355 East Central Street, Room 205. The project requires complete removal of existing surface defects, structural and hairline crack repair, application of an acrylic resurfacer, installation of a multi-coat acrylic color coating system, and precise regulation line striping in accordance with standard tennis court specifications. All work must be completed by October 15, 2026, and includes protecting adjacent facilities and disposing of all construction waste. The estimated contract value is $80,000, with award expected to be made on a Lowest Price Technically Acceptable basis, although specific evaluation factors are not detailed in the published materials. The Town’s Purchasing Department, represented by Pamela Vickery, serves as the primary point of contact and contracting officer, with no designated Contracting Officer Technical Representative identified. Full technical specifications and bid instructions are available on the Town’s official website, franklinma.gov/bids.aspx, as the solicitation document does not include detailed clauses, attachments, pricing line items, or federal FAR requirements. No special contract requirements such as security clearances, key personnel designations, or options are included, reflecting the routine nature of the municipal maintenance project. Submission must comply with all conditions outlined in the complete bid package, and the Town retains final acceptance authority upon successful completion and inspection of the work at the site.

CPO001 - Town of Franklin Purchasing Department

POSTED

DEADLINE

Civil/Earthwork and Site PreparationThe contract seeks qualified contractors to perform comprehensive civil and earthwork services including excavation, grading, trenching, and site preparation, with strict requirements for erosion control and full environmental compliance. The work is designated under NAICS code 237990 and is structured as a subcontract opportunity, with responses due by September 1, 2026. The contract is issued by the State of Utah, and the place of performance is within the state, though the exact location is unspecified. All work must adhere to applicable regulatory standards to ensure environmental protection and site stability throughout the project lifecycle. Interested parties should submit proposals through the provided Utah BonfireHub portal prior to the deadline.

POSTED

DEADLINE

in about 1 month

Solicitation # Memmelaar AML Reclamation Project IA-362

Sealed bids for the Memmelaar West AML Reclamation Project in Mahaska County, Iowa, must be submitted electronically via the IMPACS system by 2:00 p.m. local time on August 11, 2026, with a public bid opening held the same day at 2:00 p.m. through IMPACS, accessible by phone using the provided Microsoft Teams dial-in details. Each bid must include a bid security equal to 10% of the total bid amount and must use the official forms provided through IMPACS. A pre-bid conference is scheduled for August 3, 2026, at the Leighton Community Center, though attendance is optional. The project involves reclaiming a former abandoned mine site with activities including clearing and grubbing of 16.7 acres, excavation of 87,400 cubic yards of earth and 12,000 cubic yards of muck, installation of 3,755 linear feet of terraces, 105 tons of Class E riprap, 2,880 square feet of Tied Concrete Block mat, 1,544 linear feet of fencing, and permanent seeding over 15.8 acres. The project is valued between $450,000 and $570,000 and must comply with the Davis-Bacon Wage Requirements. All plans, specifications, and contract documents are exclusively available on the IDALS website and must be followed precisely. The contractor must begin work within 14 days of receiving the Notice-to-Proceed and complete all work by December 31, 2027. Interested parties must request to be placed on the plan holders list by contacting Mary Baker to receive updates, addenda, and meeting minutes. Technical questions regarding plans and specifications should be directed to Wallace Greenlees, while general contract inquiries should be sent to Angie Sebastian. Written questions must be submitted no later than August 6, 2026, to be considered in any official addendum. The Iowa Department of Agriculture and Land Stewardship reserves the right to reject any or all bids and waive minor irregularities.

Agriculture and Land Stewardship

POSTED

DEADLINE

DFCM Construction - Prequalified General Stage II - Department of Veterans and Military Affairs - Veterans Cemetery Columbarium Expansion - Project #26361490

Solicitation # CR27005

Only prequalified contractors listed by the Utah Division of Facilities Construction and Management as of the solicitation date are eligible to bid on this project, which involves expanding an existing veterans cemetery by adding six new columbarium niche walls along with associated concrete walkways, landscape, and irrigation improvements. The estimated construction cost is $3,000,000.00, and bids must be submitted through the BonfireHub portal by the deadline of August 24, 2026. The work is governed by a comprehensive set of Contract Documents including drawings, specifications, addenda, and supplementary conditions, which establish the hierarchy of requirements and mandate strict compliance with federal, state, and local laws. The contractor is responsible for all aspects of construction, including planning, scheduling, subcontractor management, and coordination with the Architect/Engineer and DFCM, and must submit a Critical Path Method schedule, approved shop drawings, product data, and as-built documentation. All inspections occur at the project site and require advance notice to DFCM, with final acceptance contingent on full conformity to the Contract Documents. Payment requires submission of DFCM-approved Applications for Payment, adherence to retainage policies, and completion of lien waivers, affidavits, and insurance certifications prior to final payment. Key personnel changes must be approved in writing by DFCM, and subcontractor substitutions require Director approval based on specific criteria including absence of bid shopping and no cost impact to the state. Contractors must certify compliance with health insurance requirements for employees and provide documentation of licensed subcontractors. No formal FAR clauses, CLINs, or federal acquisition formats apply; the contract operates under Utah state procedures with no requirement for Unique Entity ID, CAGE codes, or socioeconomic certifications. The project site location is not disclosed in the available documents, and no FOB terms or packaging requirements are specified.

POSTED

DEADLINE