Federal contractor profile
YEAJIN E&C CO.,LTD.
UEI ED8HLJSALKP4CAGE 713GF
Active
Overview
- Legal name
- YEAJIN E&C CO.,LTD.
- Registered location
- DAEGU, KOR
- Primary NAICS
- 236220 — Commercial and Institutional Building Construction
- Latest award activity
- May 28, 2026
Read company summary
YEAJIN E&C CO.,LTD. is associated with UEI ED8HLJSALKP4 and CAGE 713GF in public federal records. AcornBids currently links 72 prime awards totaling $47.5M in obligations to this entity. Its largest recorded federal customer by obligations is Department of Defense. Its recorded federal awards include work classified as Commercial and Institutional Building Construction; Plumbing, Heating, and Air-Conditioning Contractors; Facilities Support Services. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 236220 (Commercial and Institutional Building Construction). Its public SAM.gov registration lists DAEGU, KOR.
At a glance
Lifetime prime obligations$47.5M
Prime awards72
Awards with future end dates9
Top-agency concentration100.0%
Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Oct 10, 2026. Refresh pending; these totals may be out of date.
Business information
Public SAM.gov registration details.
- Legal name
- YEAJIN E&C CO.,LTD.
- UEI
- ED8HLJSALKP4
- CAGE
- 713GF
- Registered address
- 1F, 271, APSANSUNHWAN-RO, DALSEO-GU, DAEGU, 42819, KOR
- Registration status
- Active
- Primary NAICS
- 236220 — Commercial and Institutional Building Construction
- SAM activation
- Sep 22, 2025
- Initial registration
- Jun 16, 2019
- Entity start
- Sep 1, 2009
- SAM updated
- Sep 22, 2025
- Registration expires
- Sep 22, 2026
- Fiscal year end
- Dec 31
- Place of incorporation
- KOR
Research brief
Source facts
- Loaded prime-award records link 72 awards and $47,512,321 in reported obligations to this legal entity. Source
- Recorded awards include Commercial and Institutional Building Construction (NAICS 236220); this classification is not proof of every company capability. Source
- An example award describes: MAXIMUM CONTRACT AMOUNT - K WORK Source
Federal award analysis
Net transaction obligations by federal fiscal period.
Selected transaction obligations$24.7M
Prime contracts
Reported transaction obligations by federal fiscal period; includes deobligations. Missing transactions are not estimated. Coverage: 72 of 72 selected awards. Select a period to explore its awards.
Funding change
Dated, valued transaction obligations in equal-length adjacent periods; missing records are unknown. Default: last completed federal fiscal year. Percentage is unavailable when the prior period has no positive reported obligations.
| Measure | Reported value |
|---|---|
| Current period | Oct 1, 2025 – Sep 30, 2026 |
| Current obligations | $6.9M |
| Prior period | Oct 1, 2024 – Sep 30, 2025 |
| Prior obligations | $14.4M |
| Change | $-7.6M |
| Growth | -52.4% |
Where the work is performed
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State tile map; darker tiles have larger absolute net obligations. Outlined tiles indicate net deobligations. Unshaded tiles have no reported transactions in this selection. Other locations appear in the table.
Agencies
| Category | Period obligations | Awards |
|---|---|---|
| Department of Defense | $24.7M | 72 |
Offices
| Category | Period obligations | Awards |
|---|---|---|
| 0906 AQ CO DET A CONTRACTI | $10.3M | 56 |
| 0906 AQ CO DET B CONTRACTI | $7.8M | 4 |
| 0411 AQ HQ CONTRACT AUG | $4.1M | 9 |
| 0906 AQ CO CONTRACTING BAT | $2.2M | 1 |
| 0906 AQ CO CONTRACTING BAT | $264.0K | 2 |
Naics
| Category | Period obligations | Awards |
|---|---|---|
| 236220 — Commercial and Institutional Building Construction | $24.2M | 68 |
| 561210 — Facilities Support Services | $330.9K | 1 |
| 238220 — Plumbing, Heating, and Air-Conditioning Contractors | $127.7K | 3 |
Psc
Vehicles
| Category | Period obligations | Awards |
|---|---|---|
| W91QVN24D0110 | $15.9M | 47 |
| W91QVN24D0109 | $4.4M | 11 |
| W91QVN24D0085 | $3.8M | 5 |
| W90VN926DA004 | $330.9K | 1 |
| W90VN924D0009 | $129.4K | 2 |
| W90VN921D0004 | $127.7K | 3 |
| W90VN925D0002 | $36.0K | 3 |
States
| Category | Period obligations | Awards |
|---|---|---|
| Unclassified | $24.7M | 72 |
Set Asides
| Category | Period obligations | Awards |
|---|---|---|
| Unclassified | $24.7M | 72 |
Recent federal awards
Prime contract awards. Select an award to review its history and source evidence.
| Award / description | Awarding agency | Obligations | Start date | End date |
|---|---|---|---|---|
| W90VN924F0140MAXIMUM CONTRACT AMOUNT - K WORK | Department of Defense | $3.6M | Jul 31, 2024 | Jun 25, 2026 |
| W90VN926FA113REPAIR FAILED AND FAILING ROADS AND PAVEMENTS IN DLA GIMCHEON | Department of Defense | $22.4K | May 28, 2026 | Aug 25, 2026 |
| W90VN825F0019MAXIMUM CONTRACT AMOUNT - K WORK | Department of Defense | $2.2M | Mar 17, 2025 | Sep 30, 2026 |
| W90VN725FA069FY25 F18PF 374421 CES PLANNING FM 9 MLWR22-1020B, REPAIR AIRFIELD PAVEMENT MARKINGS, KUNSAN AB. | Department of Defense | $658.9K | Oct 20, 2025 | Dec 14, 2026 |
| W90VN926FA123PROJECT: HA-00011-6J. REPLACE AIR DUCTS IN B821. LOCATION CAMP CARROLL. | Department of Defense | $15.1K | May 19, 2026 | Sep 14, 2026 |
| W90VN926FA120REMOVE OLD PARKING LANES BY GATE 6 AT CAMP WALKER | Department of Defense | $10.6K | May 15, 2026 | Aug 13, 2026 |
| W90VN926FA129[MATOC] REPAIR LEAKING ROOF, WALL AND FLOOR AT B354, CAMP CARROLL [PROJECT# HS-00064-5J] | Department of Defense | $383.2K | May 21, 2026 | Oct 25, 2026 |
| W91QVN26FA396CONSTRUCTION, MATOC FY26 / VA-300000321363, REPLACE BOILERS AND CHILLER SYSTEM FOR P-731 AND P-737 USAG HUMPHREYS. | Department of Defense | $3.8M | May 4, 2026 | May 3, 2027 |
| W90VN725FA063MLWR15-1006, RENOVATE DORMITORY, BLDG342, KUNSAN AB | Department of Defense | $6.0M | Oct 15, 2025 | Dec 14, 2026 |
| W90VN926FA099REPAIR FAILING EXTERIOR OF B2650, PIER#8 (WORK PLAN) | Department of Defense | $561.9K | Apr 23, 2026 | Dec 19, 2026 |
Upcoming positioning windows
Modeled recompete windows are estimates, not announced solicitations or guarantees.
Registration, certifications & contacts
| Registration evidence | Date |
|---|---|
| SAM updated | Sep 22, 2025 |
| Source loaded | Sep 26, 2026 |
| Initial registration | Jun 16, 2019 |
| Entity start | Sep 1, 2009 |
| Industry | Reported size status |
|---|---|
| 221320 — Sewage Treatment Facilities | Not reported |
| 236115 — New Single-Family Housing Construction (except For-Sale Builders) | Not reported |
| 236116 — New Multifamily Housing Construction (except For-Sale Builders) | Not reported |
| 236117 — New Housing For-Sale Builders | Not reported |
| 236118 — Residential Remodelers | Not reported |
| 236220 — Commercial and Institutional Building Construction | Not reported |
| 237110 — Water and Sewer Line and Related Structures Construction | Not reported |
| 237130 — Power and Communication Line and Related Structures Construction | Not reported |
| 237310 — Highway, Street, and Bridge Construction | Not reported |
| 237990 — Other Heavy and Civil Engineering Construction | Not reported |
| 238120 — Structural Steel and Precast Concrete Contractors | Not reported |
| 238160 — Roofing Contractors | Not reported |
| 238210 — Electrical Contractors and Other Wiring Installation Contractors | Not reported |
| 238220 — Plumbing, Heating, and Air-Conditioning Contractors | Not reported |
| 238350 — Finish Carpentry Contractors | Not reported |
| 238910 — Site Preparation Contractors | Not reported |
| 423320 — Brick, Stone, and Related Construction Material Merchant Wholesalers | Not reported |
| 531110 — Lessors of Residential Buildings and Dwellings | Not reported |
| 532412 — Construction, Mining, and Forestry Machinery and Equipment Rental and Leasing | Not reported |
| 541310 — Architectural Services | Not reported |
| 541320 — Landscape Architectural Services | Not reported |
| 541330 — Engineering Services | Not reported |
| 561210 — Facilities Support Services | Not reported |
| 561720 — Janitorial Services | Not reported |
| 561730 — Landscaping Services | Not reported |
| 561740 — Carpet and Upholstery Cleaning Services | Not reported |
| 561790 — Other Services to Buildings and Dwellings | Not reported |
| 562111 — Solid Waste Collection | Not reported |
| 562910 — Remediation Services | Not reported |
| 811310 — Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | Not reported |
| Contact | Role | Published contact methods | Evidence | Source date |
|---|---|---|---|---|
| KWANGSOO SON | Government business | Contact method not published | SAM registration | Not available |
| CHONGTAE KIM | Alternate government business | Contact method not published | SAM registration | Not available |
| KWANGSOO SON | Electronic business | Contact method not published | SAM registration | Not available |
| CHONGTAE KIM | Alternate electronic business | Contact method not published | SAM registration | Not available |
Registered industries
- 221320 — Sewage Treatment Facilities
- 236115 — New Single-Family Housing Construction (except For-Sale Builders)
- 236116 — New Multifamily Housing Construction (except For-Sale Builders)
- 236117 — New Housing For-Sale Builders
- 236118 — Residential Remodelers
- 236220 — Commercial and Institutional Building Construction
- 237110 — Water and Sewer Line and Related Structures Construction
- 237130 — Power and Communication Line and Related Structures Construction
- 237310 — Highway, Street, and Bridge Construction
- 237990 — Other Heavy and Civil Engineering Construction
- 238120 — Structural Steel and Precast Concrete Contractors
- 238160 — Roofing Contractors
- 238210 — Electrical Contractors and Other Wiring Installation Contractors
- 238220 — Plumbing, Heating, and Air-Conditioning Contractors
- 238350 — Finish Carpentry Contractors
- 238910 — Site Preparation Contractors
- 423320 — Brick, Stone, and Related Construction Material Merchant Wholesalers
- 531110 — Lessors of Residential Buildings and Dwellings
- 532412 — Construction, Mining, and Forestry Machinery and Equipment Rental and Leasing
- 541310 — Architectural Services
- 541320 — Landscape Architectural Services
- 541330 — Engineering Services
- 561210 — Facilities Support Services
- 561720 — Janitorial Services
- 561730 — Landscaping Services
- 561740 — Carpet and Upholstery Cleaning Services
- 561790 — Other Services to Buildings and Dwellings
- 562111 — Solid Waste Collection
- 562910 — Remediation Services
- 811310 — Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
Registration classifications and published certificates do not by themselves establish eligibility for a particular solicitation. View SAM source
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Data coverage and methodology
Sources: SAM.gov registration, USAspending awards and transactions, and linked supporting records. Prime contract obligations, IDV ceilings and assistance amounts are kept separate. Missing records are not zero activity. Company claims are labeled separately. Recompete signals are rule-based scores out of 100. Positioning windows are AcornBids estimates.
Disclosed relationships only. Missing records do not establish that a contractor has no partners. Ambiguous parent award identifiers are excluded.
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