Maintenance of dredging facilities (Z1KF): United States public contracts since 2024
Updated 17 October 2026 · all lines
Maintenance of dredging facilities (Z1KF): United States public contracts since 2024. Since January 2024 the line carries 179 contracts worth $1,763,176,712 from 2 agencies. 68 suppliers share it. $905,239,984 in 2024. $652,625,910 in 2025. $205,310,818 in 2026.
Assay record ASY-US-0A77UKL179 · Cite as: Assay Systems, “Maintenance of dredging facilities (Z1KF): United States public contracts since 2024”, https://assay-systems.com/register/us/line/maintenance-of-dredging-facilities/
The line
Since January 2024 the line carries 179 contracts worth $1,763,176,712 from 2 agencies. 68 suppliers share it.
$905,239,984 in 2024. $652,625,910 in 2025. $205,310,818 in 2026.
Suppliers in the line, by value since 2024 GREAT LAKES DREDGE & DOCK CO, LLC : 17 contracts worth $465,226,701 from 1 agency since 2024, up 38 percent on 2022 to 2023.WEEKS MARINE, INC. : 6 contracts worth $163,766,212 from 1 agency since 2024, up 403 percent on 2022 to 2023.CURTIN MARITIME CORP : 11 contracts worth $139,302,413 from 2 agencies since 2024, up 157 percent on 2022 to 2023.COTTRELL CONTRACTING CORPORATION: 12 contracts worth $109,267,064 from 1 agency since 2024, up 182 percent on 2022 to 2023. NORFOLK DREDGING COMPANY : 4 contracts worth $92,045,014 from 1 agency since 2024.DONJON MARINE CO., LLC : 2 contracts worth $90,250,060 from 1 agency since 2024.CASHMAN DREDGING & MARINE CONTRACTING CO LLC : 4 contracts worth $64,981,665 from 1 agency since 2024.MARINEX CONSTRUCTION INC: 2 contracts worth $54,372,458 from 1 agency since 2024. INLAND DREDGING COMPANY, L.L.C. : 5 contracts worth $49,678,748 from 1 agency since 2024, up 69 percent on 2022 to 2023.MANSON CONSTRUCTION CO : 3 contracts worth $36,990,331 from 1 agency since 2024.THE DUTRA GROUP: 3 contracts worth $36,924,166 from 1 agency since 2024, up 10 percent on 2022 to 2023. WESTERN MARINE CONSTRUCTION, INC. : 1 contract worth $36,910,000 from 1 agency since 2024.SOUTHWIND CONSTRUCTION CORP: 6 contracts worth $35,692,406 from 1 agency since 2024, up 426 percent on 2022 to 2023. SOUTHERN DREDGING CO INC: 5 contracts worth $28,428,611 from 1 agency since 2024, up 19 percent on 2022 to 2023. RICHARD E PIERSON CONSTRUCTION CO INC: 2 contracts worth $28,414,195 from 1 agency since 2024. ORION MARINE CONSTRUCTION, INC. : 1 contract worth $22,517,680 from 1 agency since 2024.OHISHI CONSTRUCTION CO. LTD : 1 contract worth $21,445,766 from 1 agency since 2024.MIKE HOOKS, LLC : 1 contract worth $17,868,250 from 1 agency since 2024.AHTNA MARINE & CONSTRUCTION COMPANY, LLC : 4 contracts worth $16,947,620 from 1 agency since 2024, up 28 percent on 2022 to 2023.WATERFRONT PROPERTY SERVICES, LLC : 3 contracts worth $16,917,977 from 1 agency since 2024.MUDDY WATER DREDGING, LP : 1 contract worth $16,371,650 from 1 agency since 2024.MAVERICK CONSTRUCTORS, LLC : 3 contracts worth $15,467,555 from 1 agency since 2024.KOKOSING INDUSTRIAL INC : 3 contracts worth $13,922,900 from 1 agency since 2024, up 11 percent on 2022 to 2023.EASTMAN AGGREGATE ENTERPRISES LLC: 1 contract worth $12,739,894 from 1 agency since 2024. HERVE CODY CONTRACTOR LLC: 1 contract worth $12,703,192 from 1 agency since 2024. EVCO DEVELOPMENT LLC: 1 contract worth $11,702,253 from 1 agency since 2024, up 101 percent on 2022 to 2023. ALASKA MARINE EXCAVATION LLC: 3 contracts worth $10,498,670 from 1 agency since 2024, up 55 percent on 2022 to 2023. HME CONSTRUCTION INC : 5 contracts worth $10,480,722 from 2 agencies since 2024.ATLANTIC & GULF DREDGING & MARINE LLC: 2 contracts worth $8,693,100 from 1 agency since 2024. COASTAL DREDGING CO, INC: 2 contracts worth $8,638,913 from 1 agency since 2024. CAM-DUTRA JV-II LLC : 2 contracts worth $7,997,615 from 1 agency since 2024.PRECISION CONSTRUCTION LLC : 1 contract worth $7,967,249 from 1 agency since 2024.SPECTRASERV INC: 1 contract worth $7,396,954 from 1 agency since 2024, up 282 percent on 2022 to 2023. L S MARINE INC : 1 contract worth $7,374,400 from 1 agency since 2024.AMHERST MADISON, INC. : 7 contracts worth $7,131,876 from 1 agency since 2024.CARVER CONSTRUCTION, INC. : 1 contract worth $6,690,938 from 1 agency since 2024.H & L CONTRACTING LLC : 2 contracts worth $6,357,045 from 1 agency since 2024.THREE OAKS CONSTRUCTION, INC : 1 contract worth $5,962,000 from 1 agency since 2024.DREDGIT CORPORATION : 2 contracts worth $4,723,490 from 1 agency since 2024, up 180 percent on 2022 to 2023.LAKE MICHIGAN CONTRACTORS, INC.: 1 contract worth $4,322,418 from 1 agency since 2024. SEACOAST CONSTRUCTION INC : 1 contract worth $4,169,000 from 1 agency since 2024.TEXAS DEWATERING LLC: 1 contract worth $3,859,360 from 1 agency since 2024. JD BRAVO CO INC : 1 contract worth $3,718,439 from 1 agency since 2024.APOLLO ENVIRONMENTAL STRATEGIES INC: 1 contract worth $3,569,425 from 1 agency since 2024. COASTLINE CONSULTING & DEVELOPMENT, LLC : 3 contracts worth $3,513,626 from 1 agency since 2024.CLORE EQUIPMENT LLC: 1 contract worth $3,309,753 from 1 agency since 2024. E & L CONSTRUCTION GROUP LLC : 1 contract worth $2,913,924 from 1 agency since 2024.US AQUA SERVICES LLC: 1 contract worth $2,783,000 from 1 agency since 2024, up 106 percent on 2022 to 2023. MARCO FEDERAL SERVICES LLC : 1 contract worth $2,755,888 from 1 agency since 2024.DOT CONSTRUCTION, INC : 1 contract worth $2,690,185 from 1 agency since 2024.LUCIANOS EXCAVATION INC : 1 contract worth $2,422,109 from 1 agency since 2024.GALVIN BROS & MADHUE CONTRACTING JV: 1 contract worth $2,253,692 from 1 agency since 2024. G.C. ENVIRONMENTAL AND TRUCKING LLC : 1 contract worth $1,649,660 from 1 agency since 2024.AQUA SURVEY, INC.: 9 contracts worth $1,488,166 from 1 agency since 2024. AGATE CONSTRUCTION COMPANY, INC. : 1 contract worth $1,263,712 from 1 agency since 2024.CHESTERFIELD ASSOCIATES INC : 1 contract worth $1,131,768 from 1 agency since 2024.GALVIN BROS., INC.: 1 contract worth $1,059,866 from 1 agency since 2024. BATTELLE MEMORIAL INSTITUTE: 6 contracts worth $816,537 from 1 agency since 2024. AECOM TECHNICAL SERVICES, INC.: 2 contracts worth $799,853 from 1 agency since 2024. BERGERSON CONSTRUCTION INC: 1 contract worth $569,680 from 1 agency since 2024. WSP USA ENVIRONMENT & INFRASTRUCTURE INC.: 1 contract worth $444,161 from 1 agency since 2024. FIRST ENVIRONMENT INC : 2 contracts worth $258,177 from 1 agency since 2024.QUIGG BROS., INC. : 1 contract worth $172,350 from 1 agency since 2024.GULF REMEDIATION, INC: 1 contract worth $166,340 from 1 agency since 2024. NORTHSTAR MARINE INC: 1 contract worth $152,000 from 1 agency since 2024. W.F. BAIRD & ASSOCIATES LTD. : 1 contract worth $115,868 from 1 agency since 2024.AGM MARINE CONTRACTORS INC : 1 contract worth $20,000 from 1 agency since 2024.NEXT GENERATION LOGISTICS, LLC: 1 contract worth $20,000 from 1 agency since 2024. The extract for this line
Names every department and buying office behind the figures, who holds each contract now, its value, contract number and end date, the open notices with their closing dates, and the notices behind every figure.
Largest suppliers in the line Share of the line held by each of its largest suppliers, by value, in the USAspending register.
GREAT LAKES DREDGE & DOCK CO, LLC 26.4% WEEKS MARINE, INC. 9.3% CURTIN MARITIME CORP 7.9% COTTRELL CONTRACTING CORPORATION 6.2% NORFOLK DREDGING COMPANY 5.2% DONJON MARINE CO., LLC 5.1% CASHMAN DREDGING & MARINE CONTRACTING C… 3.7% MARINEX CONSTRUCTION INC 3.1% INLAND DREDGING COMPANY, L.L.C. 2.8% MANSON CONSTRUCTION CO 2.1% Source: USAspending.gov, U.S. Department of the Treasury, Bureau of the Fiscal Service, usaspending.gov , accessed 30 September 2026.The data is available to copy, adapt, redistribute, or otherwise use for non-commercial or for commercial purposes (USAspending.gov, Licensing); no Dun & Bradstreet data is shown.