Vendor, Changwon-Si, KOR
Seojin Construction Co.,ltd
UEI N6DKUH4MNCF3, CAGE 3D88F
57 awards and $9,622,384 obligated between March 31, 2024 and May 27, 2026, 100% under full and open competition, against 15.3 offers on average where reported. 21 of the awards trace back to a SAM.gov solicitation on this site.
Industries
NAICS on the awards, by dollars.
| Commercial and Institutional Building ConstructionNAICS 236220 | $9,622,384 |
How it wins
Awards by competition, set-aside and type.
| Full and Open Competition | 57 |
| Delivery Order | 52 |
Hear when Seojin Construction Co.,ltd wins an award and when a contract it holds is about to end.Follow it
Contracts ending soon
Contracts Seojin Construction Co.,ltd holds whose performance ends in the next 19 months, by published end date. Each one is a recompete to prepare for.
- Ending
- 1
- Obligated so far
- $23,766
- Soonest
- November 14, 2026
The 1 contract, the office behind each one and the dates are in the workspace. See them
Competes with
Vendors selling commercial and institutional building construction to Department of the Army, by dollars.
| BL Harbert International LLCBirmingham, AL | $2,861,699,020 |
| Clark Construction Group LLCBethesda, MD | $2,619,836,263 |
| M. A. Mortenson CompanyMinneapolis, MN | $1,028,943,159 |
| J & J Maintenance Inc.Austin, TX | $832,934,110 |
| Conti Federal Services, LLCOrlando, FL | $765,346,644 |
| Balfour Beatty Construction, LLCFalls Church, VA | $490,556,124 |
Solicitations it won
SAM.gov opportunities whose award USAspending attributes to this vendor.
- Construct Outdoor Patio in front of B138 (Bowling Center), Camp Carroll (Non-Work Plan)
Department of the Army, 0906 Aq Co Det a Contracti
Award noticeNAICS 236220Outside the USW90VN924R0127Awarded to Seojin Construction Co.,ltd for $280,948
Posted Aug 1021 publications - W90VN924R0122 (MATOC) Correct gas safety deficiencies FY23, Camp Walker and Camp Carroll
Department of the Army, 0906 Aq Co Det a Contracti
Award noticeNAICS 236220Outside the USW90VN924F0146Awarded to Seojin Construction Co.,ltd for $58,791
Posted Jun 20, 2024 - Repair Roof and Exterior Wall at B139, CC, South Korea
Department of the Army, 0906 Aq Co Det a Contracti
Award noticeNAICS 236220Outside the USW90VN924F0070Awarded to Seojin Construction Co.,ltd for $538,131
Posted Apr 22, 2024 - MA IDIQ Contract for Minor General Building Repair and Construction, Area IV
Department of the Army, 0906 Aq Co Det a Contracti
Award noticeNAICS 23622Outside the USW90VN924D0008Awarded to Seojin Construction Co.,ltd for $11,720,159
Posted Apr 4, 2024
Awards
Every award in the window, by dollars obligated.
| Contract | Awarding office | Described as | Obligated |
|---|---|---|---|
| W90VN924F0151Delivery Order, June 25, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Maximum Contract Amount - K WorkNAICS 236220, PSC Z1AZ | $926,915 |
| W90VN824F0072Delivery Order, July 24, 2024, Full and Open Competition, 7 offers | 0906 Aq Co Contracting BatDepartment of the Army | Maximum Contract Amount - K WorkNAICS 236220, PSC Z1AZ | $687,610 |
| W90VN924F0144Delivery Order, June 24, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Repair Deteriorated Bldg. No. S-1330, BSFNAICS 236220, PSC Z1AZ | $618,887 |
| W90VN925FA182Delivery Order, August 27, 2025, Full and Open CompetitionSolicitation | 0906 Aq Co Det a ContractiDepartment of the Army | Repair Failed or Failing Storm Drainage System, Camp CarrollNAICS 236220, PSC Z1AZ | $598,421 |
| W90VN824F0053Delivery Order, April 18, 2024, Full and Open Competition, 10 offers | 0906 Aq Co Contracting BatDepartment of the Army | Maximum Contract Amount - K Work Repair HVAC System Casey, RLFCNAICS 236220, PSC Z1AZ | $545,734 |
| W90VN924F0070Delivery Order, April 16, 2024, Full and Open CompetitionSolicitation | 0906 Aq Co Det a ContractiDepartment of the Army | RPR Roof & Exterior Wall B139, C/CNAICS 236220, PSC Z1AZ | $538,131 |
| W90VN924F0153Delivery Order, June 26, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Repair the Deteriorated BLDG 1715, CHNAICS 236220, PSC Z1AZ | $523,243 |
| W90VN824F0031Delivery Order, June 24, 2024, Full and Open Competition, 14 offers | 0906 Aq Co Contracting BatDepartment of the Army | Replace Fire Hydrants at CP TangoNAICS 236220, PSC Z1AZ | $450,598 |
| W91QVN24F0432Delivery Order, July 14, 2024, Full and Open Competition, 24 offers | 0411 Aq HQ Contract AugDepartment of the Army | Repair Damaged Parking Lot Near BLDG P-12301, Usag-HumphreyNAICS 236220, PSC Z1AZ | $430,388 |
| W90VN924F0150Delivery Order, June 24, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Repair Dfac,bldg 303 at Camp CarrollNAICS 236220, PSC Z1AZ | $427,974 |
| W90VN824F0075Delivery Order, June 9, 2024, Full and Open Competition, 6 offers | 0906 Aq Co Contracting BatDepartment of the Army | Maximum Contract Amount - K WorkNAICS 236220, PSC Z1AZ | $309,976 |
| W90VN924F0147Delivery Order, June 26, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Replace Water Pipe at B502, Camp CarrollNAICS 236220, PSC Z1AZ | $297,714 |
| W90VN824F0079Delivery Order, June 12, 2024, Full and Open Competition, 13 offers | 0906 Aq Co Contracting BatDepartment of the Army | Maximum Contract Amount - K WorkNAICS 236220, PSC Z1AZ | $293,131 |
| W91QVN24F0433Delivery Order, July 14, 2024, Full and Open Competition, 24 offers | 0411 Aq HQ Contract AugDepartment of the Army | Repair Parking Lots Near BLDG P-111NAICS 236220, PSC Z1AZ | $287,066 |
| W90VN926FA132Delivery Order, May 27, 2026, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | [matoc] Repair Wet Chemical Systems at B117 and B904, Camp CarrollNAICS 236220, PSC Z1AZ | $223,318 |
| W90VN924F0126Delivery Order, June 2, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Repair Bldg. #1910 & Bldg. #1911 at Ammo Depot #2NAICS 236220, PSC Z1AZ | $215,922 |
| W91QVN24F0376Delivery Order, June 12, 2024, Full and Open Competition, 15 offers | 0411 Aq HQ Contract AugDepartment of the Army | Replace Surface Drainage System at Obstacle Course S-8230, Usag HumphreysNAICS 236220, PSC Z1AZ | $176,003 |
| W90VN925FA181Delivery Order, August 25, 2025, Full and Open Competition, 6 offers | 0906 Aq Co Det a ContractiDepartment of the Army | Flooring and Painting Replacement at BLDG 2650, Pier 8NAICS 236220, PSC Z1AZ | $175,005 |
| W90VN925FA158Delivery Order, July 25, 2025, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Install Backup Boiler for BLDG 830, Camp WalkerNAICS 236220, PSC Z1AZ | $167,401 |
| W90VN925FA036Delivery Order, March 13, 2025, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Refinish Pool Deck, Recaulk Pool Area and Replace Light Fixtures BLDG 265 at Camp WalkerNAICS 236220, PSC Z1FB | $159,236 |
| W90VN924F0157Delivery Order, June 28, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Repair B127, Camp CarrollNAICS 236220, PSC Z1AZ | $145,620 |
| W90VN925FA030Delivery Order, March 6, 2025, Full and Open Competition, 7 offers | 0906 Aq Co Det a ContractiDepartment of the Army | Repair Bathroom at BLDG 305 for Camp Walker (Project No. J1-00060-5J)NAICS 236220, PSC Z1AZ | $145,518 |
| W90VN924F0217Delivery Order, August 28, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | RPL Wooden Pullup Bars with SteelNAICS 236220, PSC Z1AZ | $117,732 |
| W91QVN24F0380Delivery Order, June 5, 2024, Full and Open Competition, 10 offers | 0411 Aq HQ Contract AugDepartment of the Army | Repair Perimeter Fence at Usag HumphreysNAICS 236220, PSC Z1AZ | $108,128 |
| W90VN924F0160Delivery Order, June 28, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Maximum Contract Amount - K WorkNAICS 236220, PSC Z1AZ | $88,012 |
| W90VN924F0224Delivery Order, September 3, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Work Type: "k"-Interior & Experior Led Replacement at B#577, 578, 579, and 580, Camp WalkerNAICS 236220, PSC Z1AZ | $84,884 |
| W90VN924F0122Delivery Order, June 28, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | K Work (Non-Work Plan)NAICS 236220, PSC Z1AZ | $81,873 |
| W90VN925FA196Delivery Order, September 10, 2025, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Remove Abandoned Fuel Lines, Camp Henry(Project No. I1-00045-4J)NAICS 236220, PSC Z1AZ | $76,091 |
| W90VN924F0137Delivery Order, June 24, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | K Work (Non-Work Plan)NAICS 236220, PSC Z1AZ | $74,423 |
| W90VN925FA123Delivery Order, June 17, 2025, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Install Additional Gate at B1535 (Tmp), Camp Henry, South KoreaNAICS 236220, PSC Z1AZ | $68,482 |
| W91QVN24F0430Delivery Order, July 8, 2024, Full and Open Competition, 14 offers | 0411 Aq HQ Contract AugDepartment of the Army | Repair Lift Station (S-1295)NAICS 236220, PSC Z1AZ | $62,097 |
| W90VN924F0146Delivery Order, June 19, 2024, Full and Open CompetitionSolicitation | 0906 Aq Co Det a ContractiDepartment of the Army | Maximum Contract Amount - K WorkNAICS 236220, PSC Z1AZ | $58,791 |
| W90VN924F0148Delivery Order, June 21, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Work Type: "k"-Repair Ast Leak Detection Monitoring System at DLANAICS 236220, PSC Z1AZ | $56,493 |
| W90VN924F0216Delivery Order, August 19, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Work Type: "k"-Separation of Storm and Sewer Line for Bldg. #393, Camp WalkerNAICS 236220, PSC Z1AZ | $44,175 |
| W90VN924F0230Delivery Order, September 8, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | K Work (Non-Work Plan)NAICS 236220, PSC Z1AZ | $44,091 |
| W90VN926FA127Delivery Order, May 14, 2026, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Maintenance Service for Pool Dehumidification System at B265, Indoor Swimming Pool, Camp WalkerNAICS 236220, PSC Z1AZ | $40,536 |
| W90VN924F0059Delivery Order, March 31, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Repair Laundry RM B1810, Camp HenryNAICS 236220, PSC Z1AZ | $39,895 |
| W90VN925FA035Delivery Order, March 17, 2025, Full and Open Competition, 7 offers | 0906 Aq Co Det a ContractiDepartment of the Army | Repair Restroom in B267 Camp CarrollNAICS 236220, PSC Z1AZ | $36,616 |
| W90VN925FA074Delivery Order, May 4, 2025, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Install Roof Ventilation System in Shed-10 at B1309, Located at Busan Storage Facility (Bsf), South KoreaNAICS 236220, PSC Z1AZ | $31,792 |
| W90VN925FA136Delivery Order, June 30, 2025, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Installation of Missing Barb Wire at Gate 7 Perimeter Wall, Camp WalkerNAICS 236220, PSC Z1PZ | $26,480 |
| W90VN926FA119Delivery Order, May 7, 2026, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | [matoc] Correct Gas Safety Deficiencies, FY26, Area IV (Camp Walker, Camp Henry, Camp Carroll)NAICS 236220, PSC Z1AZ | $25,015 |
| W90VN926FA121Delivery Order, May 12, 2026, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Repair All Exhaust Fans and Repaint Walls of B363, Camp Walker Project No. JS-00002-6JNAICS 236220, PSC Z1AZ | $23,766 |
| W90VN924F0221Delivery Order, August 28, 2024, Full and Open Competition, 6 offersSolicitation | 0906 Aq Co Det a ContractiDepartment of the Army | RPR Damage by Fire and Water at B155, CWNAICS 236220, PSC Z1AZ | $22,768 |
| W90VN925FA165Delivery Order, August 11, 2025, Full and Open Competition, 6 offers | 0906 Aq Co Det a ContractiDepartment of the Army | Repair Broken Roll-Up Door at BLDG 452 Camp WalkerNAICS 236220, PSC Z1AZ | $22,433 |
| W90VN924F0060Delivery Order, April 3, 2024, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Work Type: "k"-Install Pedestrian Fence in New Acp at Gate 7NAICS 236220, PSC Z1AZ | $15,898 |
| W90VN924F0209Delivery Order, August 23, 2024, Full and Open Competition, 7 offersSolicitation | 0906 Aq Co Det a ContractiDepartment of the Army | Replace with New Roll Up Door B711, CP CarrollNAICS 236220, PSC Z1AZ | $12,579 |
| W90VN926FA103Delivery Order, April 29, 2026, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Repair Curtain System at B139, Camp CarrollNAICS 236220, PSC Z1AZ | $11,346 |
| W90VN926FA133Delivery Order, May 19, 2026, Full and Open Competition, 4 offers | 0906 Aq Co Det a ContractiDepartment of the Army | [ma Idiq] Repaint Interior Building at B147B, Camp WalkerNAICS 236220, PSC Z1AZ | $4,178 |
| W90VN924F0156Delivery Order, June 26, 2024, Full and Open Competition, 8 offersSolicitation | 0906 Aq Co Det a ContractiDepartment of the Army | Repair Deteriorated Roof at B906, CCNAICS 236220, PSC Z1AZ | $0 |
| W90VN925FA054Delivery Order, April 22, 2025, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Install Fire Alarm and Kitchen Fire Suppression System at B382, Camp Carroll.NAICS 236220, PSC Z1AZ | $0 |
| W90VN925FA118Delivery Order, June 15, 2025, Full and Open Competition, 20 offers | 0906 Aq Co Det a ContractiDepartment of the Army | Install Additional Gate at B1535 (Tmp), Camp HenryNAICS 236220, PSC Z1AZ | $0 |
| W90VN926FA057Delivery Order, February 12, 2026, Full and Open Competition | 0906 Aq Co Det a ContractiDepartment of the Army | Install Screen Doors on All Senior Leaders Quarters in Camp Walker and Camp Carroll (J1-00051-4J)NAICS 236220, PSC Z1AZ | $0 |
| W90VN924D0008April 3, 2024, Full and Open Competition, 19 offersSolicitation | 0906 Aq Co Det a ContractiDepartment of the Army | Ma IDIQ Contract for Minor General Building Repair and Construction Usag DaeguNAICS 236220, PSC Z1AZ | $0 |
| W91QVN24D0013September 19, 2024, Full and Open Competition, 35 offers | 0411 Aq HQ Contract AugDepartment of the Army | Repair and Upgrade of Usfk Facilities.NAICS 236220, PSC Z1AZ | $0 |
| W91QVN24D0032September 18, 2024, Full and Open Competition, 35 offers | 0411 Aq HQ Contract AugDepartment of the Army | Repair and Upgrade of Usfk Facilities.NAICS 236220, PSC Z1AZ | $0 |
| W91QVN24D0052September 18, 2024, Full and Open Competition, 35 offersSolicitation | 0411 Aq HQ Contract AugDepartment of the Army | Repair and Upgrade of Usfk Facilities.NAICS 236220, PSC Z1AZ | $0 |
| W91QVN24D0071September 19, 2024, Full and Open Competition, 36 offers | 0411 Aq HQ Contract AugDepartment of the Army | Repair and Upgrade of Usfk Facilities.NAICS 236220, PSC Z1AZ | $0 |
- Product and service codes
- Z1AZ Maintenance Of Other Administrative Facilities And Service BuildingsZ1FB Maintenance Of Recreational BuildingsZ1PZ Maintenance Of Other Non-Building Facilities
- Transactions
- 96 across 57 awards