Ahtna Marine & Construction Company, LLC

Ahtna Marine & Construction Company, LLC, operating under the division name Ahtna Marine & Construction Company and doing business as Cavache Dredging, is an Alaska Native Corporation-owned small disadvantaged business certified under the SBA's 8(a) Program Participant designation through December 2029. The company specializes in marine construction and dredging services, providing comprehensive infrastructure and environmental restoration solutions to federal agencies. With a UEI of ZZXXGF7F5MH2 and headquarters in Boynton Beach, Florida, Ahtna Marine & Construction Company has established itself as a key contractor for the U.S. Army Corps of Engineers, U.S. Department of Defense, and the U.S. Air Force, executing complex federal projects across multiple geographic regions.

Ahtna Marine & Construction Company has demonstrated extensive experience delivering diversified federal contract work valued at over $100 million across its recent award history. The company's primary service line consists of maintenance dredging operations, including projects at the Marine Corps Support Facility on Blount Island in Florida (multiple contracts ranging from $1.9 million to $3.6 million), the Atlantic Intracoastal Waterway in Charleston, South Carolina ($10.8 million), Murrells Inlet, South Carolina ($5.5 million), the Intracoastal Waterway in Palm Valley, Florida ($7.8 million), and John Martin Dredging in Bent County, Colorado ($7.8 million performed through an Ahtna-J.F. Brennan Joint Venture). The company has also executed ecosystem restoration projects, including the Lake Worth Lagoon Ecosystem Restoration Project in Palm Beach County, Florida, valued at $13.8 million under the Army Corps of Engineers' Continuing Authorities Program Section 1135. Beyond marine dredging, Ahtna Marine & Construction Company has diversified into general construction and facility maintenance work, including fuel facility repairs at Eareckson Air Station, Alaska ($7.6 million) and Eielson Air Force Base, Alaska ($5 million), as well as roof repair and replacement services at Great Falls Air National Guard Base in Montana ($1.4 million) and apron drainage system repairs and sidewalk construction also in Great Falls ($155,285). The majority of these contracts have been awarded by the U.S. Army Corps of Engineers (Jacksonville and Charleston Districts), the U.S. Department of Defense through ENDIST Jacksonville, the U.S. Air National Guard, and the U.S. Air Force. Most contracts have been designated as small business set-asides, with numerous 8(a) sole-source awards reflecting the company's established qualifications and Alaska Native Corporation status.

Ahtna Marine & Construction Company holds a significant Indefinite Delivery Contract (IDC) awarded by the U.S. Army Corps of Engineers, Jacksonville District, on July 17, 2025, with a ceiling value of $400,000,000 and a performance period extending through July 16, 2030. This single-award, small business set-aside contract establishes a framework for multiple award task order contracts (MATOC) focused on maintenance dredging services and surface cleanup activities within the South Atlantic Division boundaries, encompassing several U.S. states along the Atlantic coast. Under NAICS code 237990 (Other Heavy and Civil Engineering Construction), the IDC authorizes task orders ranging from $1,000,000 to $25,000,000 for the execution of maintenance dredging of waterways, harbors, and channels. The contract provides the U.S. Army Corps of Engineers with a flexible vehicle to efficiently procure complex marine infrastructure and environmental restoration projects through small business contractors, positioning Ahtna Marine & Construction Company as a primary vehicle for dredging operations across the South Atlantic region for the next five years.

Self-performing marine construction and dredging contractor; water line and sewer line construction; environmental dredging remediation; beach renourishment; civil construction, pier and dock construction, marina development