CÔNG TY CỔ PHẦN KỸ THUẬT SIGMA
| Tax code | 0101600518 |
| Vietnamese name | CÔNG TY CỔ PHẦN KỸ THUẬT SIGMA |
| Abbreviated name | SEC., JSC |
| English name | SIGMA ENGINEERING JOINT STOCK COMPANY |
| Trading name | SEC., JSC |
| Address | Tầng 27, tòa A, tòa nhà HUDTOWER, số 37 Lê Văn Lương, Phường Thanh Xuân, TP Hà Nội, Việt Nam. |
| Legal representative | KIMURA KAZUHIRO |
| Business registration certificate issue date | 11/01/2005 |
| Operations start date | 25/01/2005 |
| Fiscal year end | 31/12 |
| Data updated | 28/09/2026 10:04 |
Business lines
| 4321 | Electrical Installation |
| F4321 | Electrical Installation |
| C3312 | Repair of machinery |
| C3319 | Repair of other equipment |
| F4299 | Construction of other civil engineering projects n.e.c. |
| C3320 | Installation of industrial machinery and equipment |
| F4221 | Construction of electricity projects |
| F4222 | Construction of water supply and sewerage projects |
| F4291 | Construction of water projects |
| F4293 | Construction of manufacturing and processing projects |
| F4312 | Site preparation |
| F4322 | Plumbing, Heating and Air-Conditioning Installation |
| F4329 | Other Building Services Installation |
| F4330 | Building Completion and Finishing |
| F4390 | Other Specialized Construction Activities |
| M7120 | Technical testing and analysis |
| M7410 | Specialized design activities |
| G4690 | Non-specialized Wholesale Trade |
| M7110 | Architectural and engineering activities and related technical consultancy |
Frequently asked questions about CÔNG TY CỔ PHẦN KỸ THUẬT SIGMA
Does CÔNG TY CỔ PHẦN KỸ THUẬT SIGMA have any other names?
Besides its full name, CÔNG TY CỔ PHẦN KỸ THUẬT SIGMA is also registered under the name SIGMA ENGINEERING JOINT STOCK COMPANY. When searching, either this name or tax code 0101600518 will return the same result.
What information is needed to issue an invoice to CÔNG TY CỔ PHẦN KỸ THUẬT SIGMA?
The three mandatory fields on an invoice are the entity name CÔNG TY CỔ PHẦN KỸ THUẬT SIGMA, tax code 0101600518 and address Tầng 27, tòa A, tòa nhà HUDTOWER, số 37 Lê Văn Lương, Phường Thanh Xuân, 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.
What business lines does CÔNG TY CỔ PHẦN KỸ THUẬT SIGMA operate in?
The main business line of CÔNG TY CỔ PHẦN KỸ THUẬT SIGMA is Lắp đặt hệ thống điện (business line code 4321). The entity is also registered for 18 additional business line(s), all listed under "Business lines" above.
Who is the legal representative of CÔNG TY CỔ PHẦN KỸ THUẬT SIGMA?
The legal representative of CÔNG TY CỔ PHẦN KỸ THUẬT SIGMA is KIMURA KAZUHIRO according to the tax registration information linked to tax code 0101600518.
Where is the address of CÔNG TY CỔ PHẦN KỸ THUẬT SIGMA?
CÔNG TY CỔ PHẦN KỸ THUẬT SIGMA has its registered office at Tầng 27, tòa A, tòa nhà HUDTOWER, số 37 Lê Văn Lương, Phường Thanh Xuân, TP Hà Nội, Việt Nam.. The entity is located in Phường Thanh Xuân, Hà Nội.
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 Thanh Xuân
8,286
Total businesses
3,653
Operating
4,582
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
4,440
Joint stock company
3,450
Single-member limited liability company
128
Representative office
80
Centre (public service / services)
32
Unclassified
22
By status
Taxpayer issued tax code
3,644
Not operating at registered address
2,347
Ceased operations; tax code closure not yet completed
1,608
Temporarily suspended operations
451
Ceased operations; tax code closure completed
176
Pending verification of operating status at registered address
44