Yechang Construction Co., LTD.

Company facts

Self-certified in SAM.gov

• For Profit Organization

Entity structure

Corporate Entity (Not Tax Exempt)

Other NAICS codes in SAM.gov

• 213112 Support Activities for Oil and Gas Operations
• 237120 Oil and Gas Pipeline and Related Structures Construction
• 238210 Electrical Contractors and Other Wiring Installation Contractors
• 238220 Plumbing, Heating, and Air-Conditioning Contractors
• 238990 All Other Specialty Trade Contractors
• 424710 Petroleum Bulk Stations and Terminals
• 493190 Other Warehousing and Storage
• 541320 Landscape Architectural Services

Show all 15

• 561210 Facilities Support Services
• 561720 Janitorial Services
• 561790 Other Services to Buildings and Dwellings
• 562112 Hazardous Waste Collection
• 562991 Septic Tank and Related Services
• 811210 Electronic and Precision Equipment Repair and Maintenance
• 811310 Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance

SAM.gov registration date

May 10, 2026

Physical address

501, 15-1 Seogot-ro 315beon-gil, Seo-gu, Incheon, South Korea

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated May 11, 2026.