Active registration
Youone Engineering Co.,ltd
Seoul
General information for Youone Engineering Co.,ltd
Physical address
52 Achasan-ro 15-gil Seongdong-gu, Seoul, 04799
Mailing address
52 Achasan-ro 15-gil Seongdong-gu, Seoul, 04799
Website
youone.co.kr
Points of contact for Youone Engineering Co.,ltd
SAM.gov Points of Contact
Hojoon
Yoo
Government Business POC
Electronic Business POC
President
52 ACHASAN-RO 15-GIL, SEONGDONG-GU, SEOUL, Seoul, 04799
Additional contact details may be available
NAICS codes for Youone Engineering Co.,ltd
| Code | Description | Small Business |
|---|---|---|
|
238220
PRIMARY
|
Plumbing, Heating, and Air-Conditioning Contractors
|
No
|
| 221122 | Electric Power Distribution | No |
| 221210 | Natural Gas Distribution | No |
| 221330 | Steam and Air-Conditioning Supply | No |
|
238210
|
Electrical Contractors and Other Wiring Installation Contractors
|
No
|
|
238320
|
Painting and Wall Covering Contractors
|
No
|
|
423220
|
Home Furnishing Merchant Wholesalers
|
No
|
|
518210
|
Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
|
No
|
|
541330
|
Engineering Services
|
No
|
|
541512
|
Computer Systems Design Services
|
No
|
|
541513
|
Computer Facilities Management Services
|
No
|
|
811210
|
Electronic and Precision Equipment Repair and Maintenance
|
No
|
|
811310
|
Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
|
No
|
|
811490
|
Other Personal and Household Goods Repair and Maintenance
|
No
|
PSC codes for Youone Engineering Co.,ltd
| Code | Description |
|---|---|
| 4110 | REFRIGERATION EQUIPMENT |
| 4120 | AIR CONDITIONING EQUIPMENT |
| 4520 | SPACE AND WATER HEATING EQUIPMENT |
|
4530
|
FUEL BURNING EQUIPMENT UNITS
|
|
4710
|
PIPE, TUBE AND RIGID TUBING
|
|
4730
|
HOSE, PIPE, TUBE, LUBRICATION, AND RAILING FITTINGS
|
|
6110
|
ELECTRICAL CONTROL EQUIPMENT
|
|
6115
|
GENERATORS AND GENERATOR SETS, ELECTRICAL
|
|
6116
|
FUEL CELL POWER UNITS, COMPONENTS, AND ACCESSORIES
|
|
6117
|
SOLAR ELECTRIC POWER SYSTEMS
|
|
6120
|
TRANSFORMERS: DISTRIBUTION AND POWER STATION
|
|
6125
|
CONVERTERS, ELECTRICAL, ROTATING
|
|
6130
|
CONVERTERS, ELECTRICAL, NONROTATING
|
|
6135
|
BATTERIES, NONRECHARGEABLE
|
|
6140
|
BATTERIES, RECHARGEABLE
|
|
6145
|
WIRE AND CABLE, ELECTRICAL
|
|
6150
|
MISCELLANEOUS ELECTRIC POWER AND DISTRIBUTION EQUIPMENT
|
|
6160
|
MISCELLANEOUS BATTERY RETAINING FIXTURES, LINERS AND ANCILLARY ITEMS
|
|
7B22
|
IT AND TELECOM - COMPUTE: SERVERS (HARDWARE AND PERPETUAL LICENSE SOFTWARE)
|
|
M1AA
|
OPERATION OF OFFICE BUILDINGS
|
|
M1AB
|
OPERATION OF CONFERENCE SPACE AND FACILITIES
|
|
M1AZ
|
OPERATION OF OTHER ADMINISTRATIVE FACILITIES AND SERVICE BUILDINGS
|
|
S111
|
UTILITIES- GAS
|
|
S112
|
UTILITIES- ELECTRIC
|
|
S114
|
UTILITIES- WATER
|
|
Z1AA
|
MAINTENANCE OF OFFICE BUILDINGS
|
|
Z1AB
|
MAINTENANCE OF CONFERENCE SPACE AND FACILITIES
|
|
Z1AZ
|
MAINTENANCE OF OTHER ADMINISTRATIVE FACILITIES AND SERVICE BUILDINGS
|
Update history
2 change(s) tracked
Mar 14, 2026
NAICS 238220 became the primary code
Mar 14, 2026
NAICS 238210 is no longer the primary code
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