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YEAJIN E&C CO.,LTD.

UEI: ED8HLJSALKP4CAGE: 713GF

YEAJIN E&C CO.,LTD. is a federal contractor, registered under UEI ED8HLJSALKP4 and CAGE code 713GF. It has been awarded $53,096,788 across 101 federal contracts. Primary work spans Commercial and Institutional Building Construction, Unknown NAICS, and Plumbing, Heating, and Air-Conditioning Contractors. Top awarding agencies include Department Of Defense and 0906 Aq Co Det B Contracti.

Contact Information

Registration and classification details

Address123 Main St, City, ST 12345

Registration

UEI Code

ED8HLJSALKP4

CAGE Code

713GF

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

2X

NAICS Codes

221320Sewage Treatment Facilities

236115New Single-Family Housing Construction (except For-Sale Builders)

236116New Multifamily Housing Construction (except For-Sale Builders)

236117New Housing For-Sale Builders

236118Residential Remodelers

+25 more

Federal Contracting Overview

Award totals, agency breakdown, NAICS distribution, and geographic footprint.

AI Capability Profile

YEAJIN E&C CO., LTD. specializes in commercial and institutional building construction with a focused portfolio in the repair, renovation, and infrastructure upgrade of military and government facilities. The contractor delivers comprehensive construction services including structural repairs, plumb...

Key Performance Metrics

Awards Count

0

All time

Active

0

Currently performing

Completed

0

Past period of performance

Total Awards

All time

Contracts

Prime · all time

Subcontracts

Sub · all time

Grants

Prime · all time

Subgrants

Sub · all time

Award Analytics & Distribution

Awards by Agency

Department Of Defense$46.6M87.7%

0906 Aq Co Det B Contracti$6.5M12.3%

Awards by NAICS

236220 - Commercial and Institutional Building Construction$45.2M85.1%

- Unknown NAICS$6.0M11.3%

238220 - Plumbing, Heating, and Air-Conditioning Contractors$1.6M3%

561210 - Facilities Support Services$330.9K0.6%

Awards by Agency Over Time

Awards by Place of Performance

Open opportunities in YEAJIN E&C CO.,LTD.'s top NAICS codes and agencies

SCH-81226-1000The solicitation for Chiller Replacement, identified as BD-26-1140-SCHOO-AHS-131637, is issued by the Massachusetts School District under the organization designation SCHOOL300 - EDUCATION. Proposals must be submitted in person at Attleboro City Hall, 77 Park St, Attleboro, MA 02703, or downloaded from the City of Attleboro’s official website at http://www.cityofattleboro.us/Bids.aspx, with explicit instructions not to use COMMBUYS for bid submissions. The deadline for responses is August 12, 2026, at 3:00 PM EST, and the solicitation was posted on July 22, 2026. The place of performance is in Massachusetts, and the primary point of contact for inquiries is Carol Brown, Purchaser. All submissions must comply with the specified delivery method and location to be considered valid.

SCHOOL300 - EDUCATION

POSTED

about 15 hours ago

DEADLINE

Checkpoint Security Grill Replacement - DBBThe contract is for the complete design, permitting, and construction of a replacement security grill at Checkpoint 5, under the Design-Bid-Build delivery method. The scope encompasses a full range of services including site assessment, preparation of design drawings and specifications that comply with TSA CRPG Section 3-5 standards, submission for regulatory review and permit approvals, removal and proper disposal of the existing grill, and fabrication and installation of the new system. The project requires seamless integration with existing structural components, electrical systems, and security badge access infrastructure to maintain operational continuity. All work must be coordinated with relevant stakeholders to ensure compliance with federal security protocols and to minimize disruptions to airport operations. The contracting agency is the Port of Seattle’s Aviation Project Management Group, with Yanet Maldonado as the primary point of contact and Collette Deardorff serving as the project manager. The North American Industry Classification System code for the project is 236220, and the solicitation was posted on July 22, 2026, with no set-asides specified. All work is to be performed at the Port of Seattle facility, though exact location details are not provided.

Aviation Project Management Group

POSTED

about 17 hours ago

DEADLINE

Rental Car Facility (RCF) Customer Service Building (CSB) Re-DemisingThe Port of Seattle’s Aviation Project Management Group is preparing to revise the Rental Car Facility Customer Service Building to support upcoming tenant construction set to begin on June 1, 2027, under a new concession agreement. Key upgrades include updating wayfinding signage to reflect new tenant layouts, constructing a new break room and flex space to support transit operations, and renovating existing restrooms within the Customer Service Building. Additional improvements involve replacing outdated car wash equipment in the Quick Turn Around areas and installing new expansion joints on the fifth-floor plaza areas to ensure structural integrity. The project also includes critical structural work to address cracking and repair post-tensioning cables throughout the building, ensuring long-term safety and functionality. These modifications are designed to modernize infrastructure and accommodate operational needs tied to the new lease arrangements. The solicitation is forecasted under NAICS code 236220, with primary point of contact Angela Peterson and Project Manager Julia Ruzon overseeing the initiative through the Port of Seattle.

Aviation Project Management Group

POSTED

about 17 hours ago

DEADLINE

Installation Air ConditionersThe Belchertown Public Schools are soliciting bids for the installation of air conditioning systems in the school kitchens, with all proposals required to be submitted in a clearly labeled sealed envelope marked “Kitchen Cooling Project.” Bids must be delivered to the Office of the Superintendent of Schools at 14 Maple Street, P.O. Box 841, Belchertown, MA 01007, and must arrive no later than 11:00 a.m. on Friday, August 7, 2026, when they will be publicly opened. The solicitation, identified by number BD-27-2205-BELCH-BPS01-131633, was posted on July 22, 2026, and the official response deadline is 3:00 p.m. on the same day, though physical submissions must be received by the earlier morning time. The project is managed by the Belchertown Public Schools agency under the state of Massachusetts, with Brian Cameron listed as the primary point of contact. All work will be performed at the school facilities located in Belchertown, MA, and the solicitation is classified as a state and local government procurement with no specific set-aside designation.

BELCH - Belchertown Public Schools

POSTED

about 17 hours ago

DEADLINE

Packaging, Labeling, and Logistics Support for Defense SuppliesThe contract involves the packaging, hazard labeling, and logistics coordination for baffle units, all conducted in strict compliance with Department of Defense Logistics Agency standards, including MIL-STD-129, RP001, and applicable hazardous material handling protocols. All activities must meet rigorous defense supply chain requirements ensuring proper identification, containment, and transportation of sensitive military equipment. The work is scoped to support the DDSP New Cumberland Facility and will be performed at the designated location in New Cumberland, Pennsylvania, with a zip code of 17070-5002. This subcontract, classified under NAICS code 561210 for waste management and remediation services, requires full adherence to federal procurement guidelines and defense-specific logistics specifications. Responses are due by August 3, 2026, and the solicitation was posted on July 22, 2026, through the DIBBS system with the reference number SPE8E826T4825. Although no set-aside type is specified, participants must demonstrate capability in military-compliant packaging, hazardous materials certification, and end-to-end logistics coordination. The contract does not list a point of contact, so all inquiries should be directed through the official DIBBS portal. Performance must align with the Department of Defense’s standards for accountability, traceability, and safety in the handling and distribution of defense supplies.

DDSP NEW CUMBERLAND FACILITY

POSTED

about 17 hours ago

DEADLINE

Stadium Repair Design BuildYancey County Schools is soliciting qualified Design-Build firms to undertake comprehensive renovations and repairs at the Mountain Heritage High School stadium, with a total anticipated project budget of $7,398,375. The solicitation, numbered 262-072120262 and posted on July 22, 2026, requires proposals to be submitted by 3:00 p.m. on July 29, 2026, via physical delivery to the Yancey County Schools finance office in Burnsville, North Carolina, along with one digital PDF copy. The scope includes ADA-compliant parking and sidewalks, storm drainage, expanded and renovated restroom facilities with commercial-grade finishes, press box upgrades, installation of an electronic scoreboard and upgraded public address system, permanent championship displays, and landscaping featuring a Cougar paw-shaped design. Work must be completed to substantial completion prior to the 2027 football season and must adhere to North Carolina statutes, DBIA Forms 525 and 535, ADA standards, and good technical practice. Proposals are evaluated on firm experience and capacity (50%), ability to meet schedules (25%), personnel qualifications (15%), and understanding of the scope (10%), with award based on trade-off, not lowest price. Firms must provide organizational charts for key personnel, certify absence of conflicts of interest, disclose relevant lawsuits or administrative claims from the past five years, and affirm that design professionals were selected under North Carolina’s qualifications-based selection statute. All submissions must be properly labeled, with trade secrets explicitly marked, and must comply with insurance and bonding requirements, including performance and payment bonds per G.S. 44A-3 and general liability coverage of at least $1 million per person and per occurrence. All key personnel must be licensed in North Carolina and any substitution requires YCS written approval. Proposals are limited to 20 pages, and all submitted materials become the property of Yancey County Schools subject to public records law. Neither pricing nor CLIN structures are included, as this is a qualifications-based solicitation rather than a competitive bid.

Yancey County Board of Education

POSTED

about 17 hours ago

DEADLINE

Terminal and Hangar ConstructionThe contract titled Terminal and Hangar Construction is a subcontract issued by the Jekyll Island State Park Authority in Georgia, seeking qualified vendors to design and build airport terminal buildings, aircraft hangars, and associated support facilities under NAICS code 236220. The solicitation was posted on July 22, 2026, with a response deadline of August 26, 2026, at 7:00 PM Eastern Time, requiring all proposals to be submitted prior to this cutoff. The work will be performed at an unspecified location within the state of Georgia, with no detailed city or zip code provided, and no specific set-aside designation or organization type is identified, indicating open competition among subcontractors. The contract link directs to a state procurement portal for further submission instructions, though no point of contact information is listed, suggesting interested parties must rely on the provided URL for details and documentation.

Jekyll Island State Park Authority

POSTED

about 19 hours ago

DEADLINE

in about 1 month

HVAC System InstallationThe contract titled HVAC System Installation under the DPW24 - Department of Public Works in Massachusetts involves the supply, installation, and commissioning of heating, ventilation, and air conditioning systems at a location on Fletcher St in Whitinsville, with a zip code of 01588. It is classified as a subcontract under NAICS code 238220 and was posted on July 22, 2026, with a response deadline of August 5, 2026. The scope requires full system integration including equipment delivery, physical installation, and operational testing to ensure compliance with performance standards. All work must be completed at the specified place of performance, and no details regarding set aside status or point of contact are provided. The solicitation is accessible online through the CommBuys portal, and bidders must submit proposals prior to the stated deadline to be considered.

DPW24 - Department of Public Works

POSTED

about 19 hours ago

DEADLINE

RFQ for New Senior Center ProjectThe Request for Qualifications (RFQ) for the New Senior Center Project, solicitation number BD-23-1650-DPW24-JL23-131462, issued by the Massachusetts Department of Public Works (DPW24), seeks qualified contractors to participate in a two-phase procurement process for the construction of a new approximately 12,500 square foot Senior Center facility on Town-owned property in Whitinsville, Massachusetts. The project encompasses full site preparation, sitework, utility installation, and building construction with an estimated duration of 14 months and a total estimated value of $11 million. Respondents must be prequalified by the Commonwealth of Massachusetts in the appropriate trade category and hold a valid DCAMM Certificate of Responsibility to be eligible to submit a Statement of Qualifications (SOQ), which is the sole required submission and must be delivered electronically via www.ProjectdoC.com by the deadline of August 5, 2026, at 2:00 PM local time. Physical submissions are not accepted, and no paper copies will be considered. The place of performance is clearly defined as Fletcher Street, Whitinsville, MA 01588, where all work will be conducted and inspected. The procurement is governed by Massachusetts General Laws Chapter 149, which regulates public works contracting, including prevailing wage and safety standards. No detailed Statement of Work, line-item pricing, evaluation factors, or contract clauses are included in the solicitation, indicating the RFQ is strictly a prequalification stage intended to identify eligible contractors prior to a subsequent competitive bidding phase. The contracting office is located at the same site as the project, and while the Vertex Companies serve as the Owner’s Project Manager and Bargmann Hendrie + Archetype, Inc. as the designer, no Contracting Officer, COR, COTR, or PCO contact information is provided. Payment terms, invoicing procedures, accounting codes, packaging requirements, and any contract options or special personnel requirements are not addressed in the documentation.

DPW24 - Department of Public Works

POSTED

about 19 hours ago

DEADLINE

Fairhaven High School Restroom ProjectThe project involves renovating the existing storage garage at Fairhaven High School to convert it into two new accessible toilet rooms, requiring selective demolition, removal of an existing overhead garage door, and infilling the opening with masonry to match the building’s exterior. New exterior doors will be installed into the masonry wall, and the interior will be completely reconfigured with new partitions, finishes, doors, toilet accessories, and architectural elements to meet accessibility standards. All work must be done in compliance with applicable building codes and ensure full ADA compliance for the new facilities. The solicitation, titled Fairhaven High School Restroom Project with ID BD-27-1267-SCHOO-FHS-131594, was posted on July 22, 2026, with a response deadline of August 13, 2026. The project is managed by the Fairhaven Public Schools under the Massachusetts School Department, with work to be performed at the school’s location on Washington Street in Fairhaven, MA, 02719. Nicole Potter serves as the primary point of contact for inquiries, and all bids must be submitted through the official COMMBUYs portal using the provided link. There is no set-aside type specified, and the work is open to general contractors meeting the stated requirements.

SCHOOLDEPT - Fairhaven Public Schools

POSTED

about 19 hours ago

DEADLINE

Plumbing and Piping Systems InstallationThe contract titled Plumbing and Piping Systems Installation calls for the installation of potable water, waste, vent, and HVAC piping systems within a facility located in Gardner, Massachusetts, with a zip code of 01440. All work must strictly comply with local plumbing and building codes to ensure safety, functionality, and regulatory adherence. This is a subcontract opportunity with a NAICS code of 238220, indicating it falls under the plumbing, heating, and air-conditioning contractors category. The solicitation was posted on July 22, 2026, and responses are due by August 5, 2026, at 8:00 PM. The contracting agency is COG01 - Purchasing under the Massachusetts state government, though no specific point of contact or set-aside details are provided. Bidders must ensure their proposals align with the scope of work and performance location as outlined in the solicitation, with all submissions submitted through the designated online portal.

COG01 - Purchasing

POSTED

about 19 hours ago

DEADLINE

Drain and Sewer Cleaning ServicesThe contract entails providing drain and sewer cleaning services at municipal pump stations and buildings, with the primary responsibility of clearing blockages using mechanical augers or hydro-jetting techniques. Work must be performed consistently and effectively to ensure the uninterrupted operation of public sewer infrastructure, with all activities centered at the designated location on Washington Street in Salem, Massachusetts, zip code 01970. The services are classified under NAICS code 238220, indicating it is a subcontract for plumbing and drain cleaning work within the broader construction services sector. The solicitation was posted on July 22, 2026, with responses due by August 6, 2026, at 4:00 PM. Although the contracting agency is identified as COSPD - Purchasing under the Massachusetts government, no specific point of contact or set-aside provisions are outlined. The contract does not specify performance duration or scope beyond the cleaning tasks, and no details are provided regarding payment terms, staffing requirements, or equipment standards, leaving those aspects to be defined by the bidder or subsequent agreement.

COSPD - Purchasing

POSTED

about 20 hours ago

DEADLINE

Gas Piping and Boiler System Specialist ServicesThe contract requires specialized maintenance and repair services for gas piping and commercial boiler systems at municipal facilities located in Salem, Massachusetts, with a primary focus on ensuring full compliance with state and local codes. Work under this subcontract involves systematic inspections, troubleshooting, and corrective actions to maintain the safe and efficient operation of critical heating and gas distribution infrastructure within public buildings. Contractors must possess the technical expertise and certifications necessary to handle high-pressure gas systems and commercial-grade boilers while adhering to all applicable safety and regulatory standards. The solicitation was posted on July 22, 2026, with a response deadline of August 6, 2026, at 4:00 PM. The NAICS code 238220 indicates the work falls under plumbing, heating, and air-conditioning contractors, and the contract is administered by the Massachusetts agency COSPD - Purchasing, with all performance activities centered at Washington Street in Salem, zip code 01970. Bidders must be prepared to demonstrate qualifying experience, proper licensing, and the ability to meet stringent compliance requirements as determined by local authorities, and all work must be completed without disrupting municipal operations where possible.

COSPD - Purchasing

POSTED

about 20 hours ago

DEADLINE

Emergency and Routine Plumbing Maintenance ServicesThe contract requires the provision of emergency and routine plumbing maintenance services across municipal buildings, garages, and pump stations within Salem, Massachusetts. Scope of work includes fixture repairs, leak detection, drain cleaning, gas piping services, and the servicing of boiler and domestic water systems to ensure continuity and safety of municipal infrastructure. All services must be performed promptly, with emphasis on rapid response to emergencies alongside scheduled preventive maintenance to minimize disruptions and prolong system lifespans. The solicitation is classified as a subcontract under NAICS code 238220 and is issued by the Massachusetts COSPD - Purchasing office. Responses are due by August 6, 2026, at 4:00 PM, with all work to be performed at locations within the 01970 zip code area. The contract does not specify a set-aside classification and lacks detailed point of contact information, requiring potential bidders to review the full solicitation via the provided Commbuys link for additional requirements and submission guidelines.

COSPD - Purchasing

POSTED

about 20 hours ago

DEADLINE

27-04-DPS On Call Plumbing ServicesThe contract solicitation titled 27-04-DPS On Call Plumbing Services is issued by the Massachusetts Office of the Chief Procurement Officer under the agency name COSPD - Purchasing, with the solicitation number BD-27-1165-COSPD-COS01-131612. It is open to SLED government entities and seeks qualified vendors to provide on-call plumbing services primarily at the location in Salem, Massachusetts, with a postal code of 01970. The opportunity was posted on July 22, 2026, and responses are due by August 6, 2026, at 4:00 PM Eastern Time. The primary point of contact for this solicitation is Anthony Delaney, who serves as the Purchaser and can be reached for inquiries related to the contract requirements. All work under this contract is expected to be performed at the designated place of performance in Salem, and vendors are expected to be available for emergency and routine plumbing services on an as-needed basis.

COSPD - Purchasing

POSTED

about 20 hours ago

DEADLINE

General Construction and Project ManagementThe contract encompasses full construction management and build-out of a hotel project, covering all phases from site preparation through foundation work, structural framing, interior and exterior finishes, and coordination of all trade contractors. The scope requires comprehensive oversight to ensure timely and code-compliant execution of the project, with accountability for scheduling, quality control, and integration of mechanical, electrical, plumbing, and other specialty systems. All work must align with established standards and timelines under the direction of the City of Douglasville as the awarding entity. This is a subcontract opportunity under NAICS code 236220 for commercial building construction, published on July 22, 2026, with responses due by September 21, 2026. The project is located in Georgia, though specific site details are not provided in the data. The opportunity is posted through the Georgia Department of Administrative Services portal, and interested parties must submit proposals via the provided online link. No set-aside designation or organization type restrictions are specified, leaving eligibility open to qualified subcontractors meeting the project’s scope and regulatory requirements.

City of Douglasville

POSTED

about 20 hours ago

DEADLINE

HVAC and Ventilation System InstallationThe contract entails the installation of heating, ventilation, air conditioning, and dedicated ventilation systems complete with ductwork in each home, under the NAICS code 238220 for HVAC installation services. The work is to be performed at the specified location in Boston, Massachusetts, with the address listed as Luciana Burdi, One Harborside Drive, Boston, 02128. This is a subcontract opportunity issued by CAPPROG – Capital Programs, part of the Massachusetts agency structure, and it does not specify any set-aside classification. The solicitation was posted on July 22, 2026, and responses must be submitted no later than August 26, 2026, at 4:00 PM. The project involves providing comprehensive climate control systems tailored for residential units, requiring full integration of ductwork to ensure system efficiency and compliance with building standards.

CAPPROG - Capital Programs

POSTED

about 20 hours ago

DEADLINE

in about 1 month

Northwest - Sky View Sprinkler Head ReplacementBidders must be DCAMM certified to compete for the Northwest - Sky View Sprinkler Head Replacement project in Leominster, Massachusetts, which involves replacing a total of 1,912 sprinkler heads across two elementary schools, including 537 dry system heads and 1,375 wet system heads. All work must be performed after school hours on weekdays to avoid disruption to school operations, and the solicitation is managed by the Office of the Purchasing Agent under the Massachusetts state government. The bid package is available for download online through the Leominster municipal website under the Purchasing Department’s Active Bids section, with the official solicitation number BD-27-1635-001-LEO1-131540 and a response deadline of August 13, 2026 at 4:00 PM. The point of contact for this procurement is Greg Chapdelaine, Purchaser, and the place of performance is located at West Street, Leominster, MA 01453.

001 - Office of the Purchasing Agent

POSTED

about 20 hours ago

DEADLINE