Vendor, Urbancrest, OH
C. J. Mahan Construction Company, LLC
UEI GGGWC8MCSGT7, CAGE 3N7D2
25 awards and $322,563,168 obligated between January 5, 2024 and June 1, 2026, 100% under full and open competition, against 2.9 offers on average where reported. 56 of the awards trace back to a SAM.gov solicitation on this site.
Industries
NAICS on the awards, by dollars.
| Other Heavy and Civil Engineering ConstructionNAICS 237990 | $283,770,251 |
| Water and Sewer Line and Related Structures ConstructionNAICS 237110 | $24,900,592 |
| All Other Support ServicesNAICS 561990 | $11,983,000 |
| Ship Building and RepairingNAICS 336611 | $1,909,325 |
| Overhead Traveling Crane, Hoist, and Monorail System ManufacturingNAICS 333923 | $0 |
How it wins
Awards by competition, set-aside and type.
| Full and Open Competition | 25 |
| Definitive Contract | 11 |
| Delivery Order | 10 |
Hear when C. J. Mahan Construction Company, LLC wins an award and when a contract it holds is about to end.Follow it
Contracts ending soon
Contracts C. J. Mahan Construction Company, LLC holds whose performance ends in the next 19 months, by published end date. Each one is a recompete to prepare for.
- Ending
- 4
- Obligated so far
- $37,218,787
- Soonest
- October 30, 2026
The 4 contracts, the office behind each one and the dates are in the workspace. See them
Competes with
Vendors selling other heavy and civil engineering construction to Department of the Army, by dollars.
| Thalle Construction Co Inc.Hillsborough, NC | $2,567,479,190 |
| Ferrovial Construccion Pr, LLCSan Juan, PR | $1,229,356,731 |
| Great Lakes Dredge & Dock Co, LLCHouston, TX | $977,026,560 |
| Trumbull Corporation and Brayman Construction Corporation, a Joint VenturePittsburgh, PA | $910,051,926 |
| Manson Construction CoSeattle, WA | $754,036,666 |
| Weeks Marine, Inc.Covington, LA | $669,745,390 |
Solicitations it won
SAM.gov opportunities whose award USAspending attributes to this vendor.
- Award Notice - Chickamauga Lock Replacement Approach Wall and Decommissioning
Department of the Army, W072 Endist Nashville
Award noticeNAICS 237990Chattanooga, TNW912P525RA001Awarded to C. J. Mahan Construction Company, LLC for $558,374,213
Posted Feb 1332 publications - Emsworth and Dashields Locks and Dam Tow Haulage System Replacement Project
Department of the Army, W072 Endist Pittsburgh
Award noticeNAICS 237990Emsworth, PAW911WN25BA016Awarded to C. J. Mahan Construction Company, LLC for $13,620,720
Posted Jan 308 publications - Holt Lock Monolith R14 Restoration
Department of the Army, W074 Endist Mobile
Award noticeNAICS 237990Tuscaloosa, ALW9127825CA004Awarded to C. J. Mahan Construction Company, LLC for $26,306,940
Posted Jul 21, 2025 - Replace Back Channel Hydraulic Dam Gate Cylinders
Department of the Army, W072 Endist Pittsburgh
Award noticeNAICS 237990Anywhere in the USW911WN25B8011Awarded to C. J. Mahan Construction Company, LLC for $8,635,903
Posted Jul 15, 202511 publications - Green River Lock and Dam 1 Miter Gate Repair
Department of the Army, W072 Endist Louisville
Awarded to C. J. Mahan Construction Company, LLC for $4,990,983
Posted Feb 7, 20252 publications - Markland Locks and Dam Auxiliary Miter Gate Rehab
Department of the Army, W072 Endist Louisville
Award noticeNAICS 237990Warsaw, KYW912QR24F0271Awarded to C. J. Mahan Construction Company, LLC for $5,013,000
Posted Sep 13, 2024 - Grand Prairie Pump Station Re-Procurement
Department of the Army, W07V Endist Memphis
Award noticeNAICS 237110ArkansasW912EQ24C0010Awarded to C. J. Mahan Construction Company, LLC for $18,620,920
Posted Jun 25, 2024
Awards
Every award in the window, by dollars obligated.
| Contract | Awarding office | Described as | Obligated |
|---|---|---|---|
| W912P526CA002Definitive Contract, February 12, 2026, Full and Open Competition, 1 offersSolicitation | W072 Endist NashvilleDepartment of the Army | Chickamauga Lock Approach Walls and Decommissioning Construction Contract with Base and Options.NAICS 237990, PSC Z2KA | $192,458,925 |
| W9127825CA004Definitive Contract, July 18, 2025, Full and Open Competition, 2 offersSolicitation | W074 Endist MobileDepartment of the Army | Holt Lock Monolith R14 RestorationNAICS 237990, PSC Y1KA | $28,370,153 |
| W912EQ24C0010Definitive Contract, June 21, 2024, Full and Open Competition, 1 offersSolicitation | W07V Endist MemphisDepartment of the Army | Grand Prairie Pump Station Re-ProcurementNAICS 237110, PSC Y1NE | $24,900,592 |
| W912P521C0009Definitive Contract, June 27, 2024, Full and Open Competition, 2 offers | W072 Endist NashvilleDepartment of the Army | CL013 and CL014 Are Entered Into Pursuant to Authority of FAR 52.243-4 Changes. Total Contract Price Is Increased by $1,597.50 to $65,152,71NAICS 237990, PSC Z2KA | $15,877,123 |
| W911WN26CA001Definitive Contract, January 30, 2026, Full and Open Competition, 4 offersSolicitation | W072 Endist PittsburghDepartment of the Army | Emsworth Locks and Dam and Dashields Locks and Dam Tow Haulage System Replacement.NAICS 237990, PSC Z2KA | $13,620,720 |
| W912QR22C0007Definitive Contract, April 2, 2024, Full and Open Competition, 2 offers | W072 Endist LouisvilleDepartment of the Army | Option 10: Fy 24 Low Water SeasonNAICS 561990, PSC Z1KA | $11,983,000 |
| W911WN25C8006Definitive Contract, April 3, 2025, Full and Open Competition, 3 offersSolicitation | W072 Endist PittsburghDepartment of the Army | Emsworth Back Channel Hydraulic Gate Cylinder Replacements.NAICS 237990, PSC Z2KA | $8,828,634 |
| W912QR24F0271Delivery Order, September 13, 2024, Full and Open Competition, 2 offersSolicitation | W072 Endist LouisvilleDepartment of the Army | Dewater Lock ChamberNAICS 237990, PSC Y1PZ | $5,979,428 |
| W9123724F0190Delivery Order, June 7, 2024, Full and Open Competition, 7 offers | W072 Endist HuntingtonDepartment of the Army | Haysi Municipal Building, Dickenson County, Haysi, VANAICS 237990, PSC Y1PZ | $5,448,047 |
| W912QR24F0320Delivery Order, September 26, 2024, Full and Open Competition, 1 offersSolicitation | W072 Endist LouisvilleDepartment of the Army | Remove and Repair Miter Gates at Green RiverNAICS 237990, PSC Y1PZ | $5,179,181 |
| W912QR20C0031Definitive Contract, January 5, 2024, Full and Open Competition, 2 offers | W072 Endist LouisvilleDepartment of the Army | Final Locks Demolition - Addition of Clause 52.211-18NAICS 237990, PSC P500 | $4,953,239 |
| W912QR23C0014Definitive Contract, February 5, 2024, Full and Open Competition, 2 offers | W072 Endist LouisvilleDepartment of the Army | Clin 0011 Added for Correction to Bulkheads.NAICS 336611, PSC J020 | $1,909,325 |
| W912QR18C0033Definitive Contract, August 16, 2024, Full and Open Competition, 4 offers | W072 Endist LouisvilleDepartment of the Army | L&D 52 Demo - CF Funds Rea ModificationNAICS 237990, PSC Y1KA | $1,668,094 |
| W912QR23F0418Delivery Order, August 16, 2024, Full and Open Competition, 2 offers | W072 Endist LouisvilleDepartment of the Army | Modification to Update Transportation of Maintenance Bulkheads from Smithland L&D to Markland L&d.NAICS 237990, PSC Y1PZ | $694,117 |
| W912P525F0007Delivery Order, October 24, 2024, Full and Open Competition, 1 offers | W072 Endist NashvilleDepartment of the Army | Kentucky Lock Upstream Mooring Cell #3 RemovalNAICS 237990, PSC Z2KA | $474,500 |
| W9123725F0027Delivery Order, December 8, 2024, Full and Open Competition, 2 offers | W072 Endist HuntingtonDepartment of the Army | Towboat Rental for the Medium Capacity Fleet, Pittsbugh, Pa>NAICS 237990, PSC Y1PZ | $173,100 |
| W912QR23F0439Delivery Order, September 19, 2024, Full and Open Competition, 2 offers | W072 Endist LouisvilleDepartment of the Army | Markland Locks and Dam Lines Shaft Pop Modification Extending from 04 October 2024 to 08 November 2025.NAICS 237990, PSC J030 | $14,990 |
| W9123724F0103Delivery Order, April 2, 2024, Full and Open Competition | W072 Endist HuntingtonDepartment of the Army | Guaranteed Amount Option Period 2 Regional Dredging Matoc Huntington District USACENAICS 237990, PSC Y1PZ | $10,000 |
| W9123725F0072Delivery Order, February 20, 2025, Full and Open Competition | W072 Endist HuntingtonDepartment of the Army | CJ Mahan Option Year 3 GaNAICS 237990, PSC Y1PZ | $10,000 |
| W9123726FA074Delivery Order, April 23, 2026, Full and Open Competition | W072 Endist HuntingtonDepartment of the Army | Guaranteed Amount Task Order.NAICS 237990, PSC M1KF | $10,000 |
| W912EK18C0022Definitive Contract, March 8, 2024, Full and Open Competition, 3 offers | W07V Endist Rock IslandDepartment of the Army | Saylorville Big Creek Supplemental PumpNAICS 237990, PSC Y1QA | $0 |
| W9123722D0004January 17, 2024, Full and Open Competition, 3 offers | W072 Endist HuntingtonDepartment of the Army | Exercise Option Period 2 for Regional Dredging Matoc Period of Performance Is 19 Jan 2024 Through 18 Jan 2025. Huntington District, Usace.NAICS 237990, PSC Y1PZ | $0 |
| W9123722D0030September 19, 2024, Full and Open Competition, 6 offersSolicitation | W072 Endist HuntingtonDepartment of the Army | Option Period 2 09/27/24 Through 09/26/25 Design-Bid-Build (Dbb) Marine Construction Within the Rivers Districts (Huntington and Pittsburgh)NAICS 237990, PSC Y1PZ | $0 |
| W9123723D0008December 20, 2024, Full and Open Competition, 7 offers | W072 Endist HuntingtonDepartment of the Army | Modification to Exercise Option Period 2 Design-Bid-Build (Dbb) Land Construction Within the Rivers Districts (Huntington, Louisville, NashvNAICS 237990, PSC Y1PZ | $0 |
| W912P523D0015September 19, 2025, Full and Open Competition, 5 offers | W072 Endist NashvilleDepartment of the Army | LRN Crane R3 Matoc - Base (Fy 23-26) - Executive Order Compliance Clause ModificationNAICS 333923, PSC 3950 | $0 |