Manson Construction Co
Manson Construction Co is a for-profit subchapter S corporation specializing in dredging, marine construction, and infrastructure projects for federal agencies. Registered with SAM.gov since 2001, the company provides a wide range of services including maintenance dredging of harbors and waterways, construction and repair of marine facilities, and environmental remediation projects. Manson operates a fleet of specialized marine equipment including hydraulic dredges, clamshell dredges, and marine construction vessels to support its diverse portfolio of federal contracts. The company has extensive experience as a prime contractor for the U.S. Army Corps of Engineers, Department of the Navy, and other federal entities.
Manson Construction Co's federal contract awards encompass a variety of marine construction and dredging projects. Recent prime contract awards include a $28.5 million project for West Coast Hopper Maintenance Dredging, a $35.5 million contract for dredging along the Mississippi River, and a $107 million award for constructing a floating dry dock mooring facility in San Diego. The company also performs maintenance dredging for numerous harbors and channels, including projects in Mobile, Pensacola, Oakland, and Anchorage. Manson frequently partners with subcontractors for specialized services such as endangered species monitoring, surveying, and equipment rentals. While most contracts are unrestricted, Manson occasionally works with small disadvantaged businesses and woman-owned small businesses as subcontractors. Primary funding agencies include the U.S. Army Corps of Engineers, Naval Facilities Engineering Command, and occasionally civilian agencies like NOAA and the National Park Service.
Manson Construction Co holds several significant Indefinite Delivery Contracts (IDCs) with federal agencies. A $49 million single-award IDC with the Army Corps of Engineers covers rental of dredging equipment for projects in Alabama, Mississippi, and Florida. Another $20 million single-award IDC provides similar services in the same region. Manson is also part of multiple-award IDCs, including a $995 million vehicle for waterfront construction in Hawaii and Wake Island, and a $750 million Waterfront MACC IV contract for the Navy in San Diego. These IDCs allow agencies to issue task orders for a wide range of marine construction and dredging services, from routine maintenance to large-scale infrastructure projects. The company also participates in rapid response dredging contracts, such as a $45 million multiple-award IDC for emergency dredging along the Texas Gulf Coast. These contract vehicles demonstrate Manson's capacity to provide comprehensive marine construction services across multiple regions for both defense and civilian agencies.
UJGKNVYG6UZ3 237990
Not listed 5209 E Marginal Way S, Seattle, WA 98134, USA
5/22/01 1/23/26 The Dutra Group
The Dutra Group, doing business as Dutra Dredging, is a leading marine construction company specializing in dredging and waterfront construction services for the U.S. federal government. Registered to receive federal awards since 2003, The Dutra Group provides a wide range of dredging services, including maintenance dredging of harbors, channels, and waterways, as well as beach renourishment and shore protection projects. The company utilizes various types of dredging equipment, including hopper dredges, hydraulic cutterhead dredges, and mechanical dredges, to maintain navigable depths in critical maritime infrastructure across the United States.
The Dutra Group has been awarded numerous prime contracts by the U.S. Army Corps of Engineers for dredging projects in locations such as the Pascagoula Harbor, Mobile Harbor, Wilmington Harbor, Oakland Harbor, and the Mississippi River. These contracts typically involve removing shoaled material to maintain authorized depths for navigation, often ranging from 30 to 50 feet. The company has also performed work at military installations, such as the Military Ocean Terminal Sunny Point and Patrick Space Force Base. While most contracts are awarded without set-aside designations, The Dutra Group occasionally subcontracts with firms for services like surveying, equipment rentals, and fuel supply. The company has also received subcontracts from other prime contractors for dredging services, demonstrating its expertise in the field. Funding agencies for these contracts primarily include the U.S. Army Corps of Engineers and the Department of the Navy.
The Dutra Group holds several significant Indefinite Delivery Contracts (IDCs) with federal agencies. These include a $995 million multiple-award construction contract with the Department of the Navy for waterfront facilities in Hawaii and Wake Island, running from 2022 to 2027. The company also holds a $240 million Waterfront Multiple Award Construction Contract with the Naval Facilities Engineering Command, covering work primarily in the Navy's Northwest region. Additionally, The Dutra Group is part of the $750 million Waterfront MACC IV program, supporting waterfront projects across several western states. With the U.S. Army Corps of Engineers, the company has IDCs for dredging services in the Southeast region and the Galveston District, with ceiling values of $15 million and $25 million respectively. These IDVs allow federal agencies to efficiently secure The Dutra Group's services for a wide range of dredging and waterfront construction projects, including new construction, repairs, and maintenance of piers, wharves, waterfront facilities, bridges, and utilities across the country.
W4QFVREA5A24 237990
Not listed 2350 Kerner Blvd #200, San Rafael, CA 94901, USA
7/23/03 4/30/25 Triton Marine Construction Corp.
Triton Marine Construction Corp., doing business as Triton Marine Construction Corp., is a for-profit S corporation specializing in marine construction and waterfront infrastructure projects for the U.S. Navy and other federal agencies. Registered to receive federal awards since September 2001, Triton has established itself as a key contractor for the Department of the Navy, providing critical construction, repair, and renovation services for naval waterfront facilities. The company's expertise encompasses a wide range of marine and coastal construction projects, including pier repairs, wharf upgrades, and specialized waterfront infrastructure maintenance.
Triton Marine Construction Corp. has been awarded numerous prime federal contracts for projects across various naval installations. Notable work includes a $22.8 million contract for repairs to Pier H at Joint Base Pearl Harbor-Hickam in Hawaii, addressing issues such as concrete spalling and corroded supports. The company has also performed significant projects at Naval Base Kitsap Bangor, including a $7.5 million order to replace critical structure piles at the Explosives Handling Wharf-1. Other contracts involve repairs to saltwater distribution and compressed air systems at naval bases in Bremerton, Washington, installation of drainage pump controllers, and upgrades to mooring rails and trolleys. Triton has consistently secured contracts from the Department of the Navy Installations Command, Naval Facilities Engineering Command, and Naval Sea Systems Command, demonstrating its strong relationship with naval agencies.
A cornerstone of Triton Marine Construction Corp.'s federal contracting activity is its participation in the Waterfront Multiple Award Construction Contract (Waterfront MAC), an indefinite delivery/indefinite quantity (IDIQ) contract vehicle awarded by the Naval Facilities Engineering Command (NAVFAC) in February 2021. This $240 million multiple-award contract allows NAVFAC to issue firm-fixed-price delivery orders for new construction, repairs, alterations, and renovations on marine waterfront facilities, primarily in the NAVFAC Northwest region. Through this vehicle, Triton has received over $36 million in delivery orders for various projects, including floodgate repairs, groundwater relief system upgrades, and critical infrastructure maintenance at naval installations in Washington state. This IDIQ contract underscores Triton's position as a trusted partner in sustaining and improving the Navy's extensive waterfront assets through specialized construction services.
CCCHALNKQKV9 237990
Not listed 5405 Constance Dr SW, Bremerton, WA 98312, USA
9/19/01 2/22/25 Western Marine Construction, Inc.
Western Marine Construction, Inc. is a for-profit small business specializing in waterfront construction, dredging, and marine infrastructure services. Registered in SAM.gov since 2002, the company provides critical marine and coastal engineering services primarily to defense agencies, with a strong focus on projects in the Pacific Northwest region, including Alaska, Washington, Oregon, Idaho, Montana, and surrounding states. The company has demonstrated expertise in complex marine construction and environmental mitigation projects, working closely with federal agencies like the U.S. Army Corps of Engineers and the Department of the Navy to execute critical infrastructure and environmental restoration initiatives.
The company has been awarded multiple prime federal contracts across various marine-related construction and engineering domains. Recent contract awards include significant dredging projects such as the St. Paul Harbor dredging in Alaska ($35.9 million), the Kenai Bluffs Bank Stabilization project ($20.1 million), and the Petersburg Navigation Improvements Dredging and Disposal project ($6.3 million). These contracts predominantly feature total small business set-aside designations and are primarily awarded by defense agencies, specifically the U.S. Army Corps of Engineers. The scope of work has encompassed harbor dredging, channel maintenance, bank stabilization, shoreline restoration, pier infrastructure repairs, and environmental mitigation activities. Contract values have ranged from $413,000 to $35.9 million, demonstrating Western Marine Construction's capability to manage diverse and complex marine infrastructure projects.
Western Marine Construction holds a significant indefinite delivery contract (IDC) with the U.S. Department of the Navy's Naval Facilities Engineering Command (NAVFAC), specifically the $240 million Waterfront Multiple Award Construction Contract (MACC). This multiple-award IDC, effective through February 24, 2026, allows the company to compete for task orders involving new construction, repairs, alterations, and renovations of marine waterfront facilities. Under this contract vehicle, Western Marine Construction has already executed several delivery orders, including pier anode replacement at Naval Station Everett, shoreline restoration work at Naval Base Kitsap's Bangor facility, and waterfront multi-award construction contract services. The IDC covers work primarily in Washington, Oregon, Idaho, Montana, Alaska, and nearby states, providing the company with a strategic platform to continue delivering specialized marine construction services to federal agencies.
MD1JNN2MYJW1 237990
Not listed 2775 Harbor Ave SW # A, Seattle, WA 98126, USA
3/27/02 6/20/25 Mcmillen, Inc.
Mcmillen, Inc., doing business as Mcmillen Jacobs Associates, is an international engineering, construction, and energy company that provides a wide range of services to the federal government. The firm specializes in architect-engineer, construction, and related professional services for water resources, flood control, habitat conservation, and infrastructure projects. Mcmillen Jacobs Associates has secured numerous prime and subcontract awards with federal agencies such as the U.S. Army Corps of Engineers, Department of the Interior's Bureau of Indian Affairs and Fish & Wildlife Service, and Department of the Navy. As a for-profit organization, the company leverages its expertise to deliver complex engineering solutions for critical infrastructure initiatives across the United States.
Through its federal contract awards, Mcmillen Jacobs Associates has provided diverse services including design and construction of dam rehabilitation projects, fish hatchery upgrades, levee repairs, and waterfront facilities. Notable projects include a $25.6 million contract to install a new main lock lift gate at the Melvin Price Locks and Dam, a $21.6 million contract to rehabilitate the Coolidge Dam outlet works, and a $40.3 million contract for dewatering the Old River Low Sill Structure. The company has also performed environmental assessments, hydraulic analyses, and engineering studies for various wildlife refuges and fish technology centers. While most contracts are awarded without set-asides, Mcmillen Jacobs Associates has occasionally received small business set-aside contracts. The firm has partnered with other contractors such as CH2M Hill International Services, Inc. on subcontract work, demonstrating its ability to collaborate on large-scale federal projects.
Mcmillen Jacobs Associates holds several significant Indefinite Delivery/Indefinite Quantity (IDIQ) contract vehicles with federal agencies. These include a $200 million Multiple Award Task Order Contract with the Army Corps of Engineers for stoplog slot cuts conversion along the McClellan-Kerr Arkansas River Navigation System, with a period of performance through February 2029. The company also holds a $34 million Northwestern Division Architect-Engineer contract with the Army Corps of Engineers for engineering design services, primarily in Washington, Oregon, and Idaho, supporting flood control, navigation, and hydroelectric infrastructure projects. Additionally, Mcmillen Jacobs Associates is part of a $240 million Waterfront Multiple Award Construction Contract with the Navy for marine waterfront facilities construction and renovation, covering a wide range of services from design to construction throughout the western United States. These IDIQ contracts allow the company to provide ongoing services across multiple projects and locations, supporting agencies' needs for water resources management, flood control, navigation, and hydroelectric infrastructure.
C3JZNM5ZLAL1 541330
Not listed 1471 Shoreline Dr #100, Boise, ID 83702, USA
7/5/05 5/17/25