CÔNG TY CỔ PHẦN KOSY
| Tax code | 0102681319 |
| Vietnamese name | CÔNG TY CỔ PHẦN KOSY |
| Abbreviated name | KOSY., JSC |
| English name | KOSY JOINT STOCK COMPANY |
| Trading name | KOSY., JSC |
| Address | Tầng 24, Tòa nhà văn phòng Rox Tower, Số 136 Hồ Tùng Mậu, Phường Phú Diễn, TP Hà Nội, Việt Nam. |
| Legal representative | Nguyễn Thị Hồng Tuyến |
| Business registration certificate issue date | 10/03/2008 |
| Operations start date | 18/03/2008 |
| Fiscal year end | 31/12 |
| Data updated | 20/09/2026 12:36 |
Business lines
| L68100 | Real estate activities with own or leased property |
| G47224 | Retail Sale of Sugar, Dairy Products, Cakes, Jams, Confectionery and Cereal, Flour and Starch Products in Specialized Stores |
| B07100 | Mining of iron ores |
| B07300 | Mining of precious metal ores |
| D3511 | Electric power generation |
| B0810 | Quarrying of stone, sand and clay |
| B0990 | Support activities for other mining and quarrying |
| C23990 | Manufacture of other non-metallic mineral products n.e.c. |
| D3512 | Electric power transmission and distribution |
| F4212 | Construction of roads |
| E3700 | Sewerage and wastewater treatment |
| E3822 | Treatment and disposal of hazardous waste |
| F4211 | Construction of railways |
| F4229 | Construction of other utility projects |
| F4299 | Construction of other civil engineering projects n.e.c. |
| F43120 | Site preparation |
| F43290 | Other Building Services Installation |
| G46510 | Wholesale of computers, computer peripheral equipment and software |
| G46520 | Wholesale of electronic and telecommunications equipment and parts |
| G46530 | Wholesale of agricultural machinery, equipment and supplies |
| G4662 | Wholesale of metals and metal ores |
| H4931 | Urban and suburban passenger land transport (excluding bus) |
| H4932 | Other passenger land transport |
| H4933 | Freight transport by road |
| H5210 | Warehousing and storage |
| H5221 | Direct support services for rail transport |
| H5224 | Cargo handling |
| H5225 | Support activities for road transport |
| H5229 | Other transport support activities |
| I5510 | Short-term accommodation activities |
| I5610 | Restaurants and mobile food service activities |
| J6190 | Other telecommunications activities |
| L68200 | Real estate consulting, brokerage and auction of real estate and land use rights |
| M7110 | Architectural and engineering activities and related technical consultancy |
| N7710 | Rental and leasing of motor vehicles |
| N7730 | Renting of other machinery, equipment and tangible goods without operator |
| N79110 | Travel agency activities |
| N82990 | Other business support service activities n.e.c. |
| P8532 | Intermediate vocational training |
| P8533 | College-level vocational training |
| P8541 | University education |
| P8542 | Master's degree education |
| R93290 | Other amusement and recreation activities n.e.c. |
| N8130 | Landscape care and maintenance service activities |
Frequently asked questions about CÔNG TY CỔ PHẦN KOSY
What business lines does CÔNG TY CỔ PHẦN KOSY operate in?
The main business line of CÔNG TY CỔ PHẦN KOSY is Kinh doanh bất động sản, quyền sử dụng đất thuộc chủ sở hữu, chủ sử dụng hoặc đi thuê (business line code L68100). The entity is also registered for 43 additional business line(s), all listed under "Business lines" above.
Where is the address of CÔNG TY CỔ PHẦN KOSY?
CÔNG TY CỔ PHẦN KOSY has its registered office at Tầng 24, Tòa nhà văn phòng Rox Tower, Số 136 Hồ Tùng Mậu, Phường Phú Diễn, TP Hà Nội, Việt Nam.. The entity is located in Phường Phú Diễn, Hà Nội.
How is tax code 0102681319 structured?
Tax code 0102681319 consists of 10 digits. Under Article 5 of Circular 90/2026/TT-BTC, the first two digits 01 are the segment prefix; the seven digits 0268131 fall within an ascending sequence from 0000001 to 9999999; the digit 9 is the check digit. A 10-digit code is issued to an organization that is an independent unit.
When was the information for tax code 0102681319 last updated?
The data for CÔNG TY CỔ PHẦN KOSY was last synced at 12:36 on 20/09/2026. If the entity has just changed its tax registration information, click "Update now" in the information table above to have the system fetch the latest data.
What information is needed to issue an invoice to CÔNG TY CỔ PHẦN KOSY?
The three mandatory fields on an invoice are the entity name CÔNG TY CỔ PHẦN KOSY, tax code 0102681319 and address Tầng 24, Tòa nhà văn phòng Rox Tower, Số 136 Hồ Tùng Mậu, Phường Phú Diễn, TP Hà Nội, Việt Nam.. Check the tax code status again right before issuing an invoice, because an invoice issued to an entity that is not operating at its registered address risks being rejected at tax finalization.
Legal basis: Article 11 of the 2025 Law on Tax Administration and Circular 90/2026/TT-BTC on tax registration (effective 01/7/2026). See also tax code structure and the list of 10 tax code statuses.
Business statistics in Phường Phú Diễn
3,799
Total businesses
1,713
Operating
2,074
Ceased / suspended
0
New in last 90 days
Across Thành phố Hà Nội: 262,559 businesses, of which 118,360 are operating.
Common business lines
By legal form
Limited liability company
2,221
Joint stock company
1,436
Single-member limited liability company
60
Sole proprietorship
14
School / educational institution
9
Research institute
9
By status
Taxpayer issued tax code
1,710
Not operating at registered address
936
Ceased operations; tax code closure not yet completed
685
Temporarily suspended operations
251
Ceased operations; tax code closure completed
202
Pending verification of operating status at registered address
9
Businesses with legal representative "Nguyễn Thị Hồng Tuyến"
A total of 10 businesses share the same legal representative name