Registered 30. november 2000, primary activity: Activities of professional membership organisations. Main place of business in Mustamäe linnaosa, Tallinn, Harju maakond.
| Year | Revenue | Profit | Equity | Assets | Employees |
|---|
Eesti Soojustehnikainseneride Selts is connected to 14 other companies through 4 people who hold a role here and elsewhere. The strongest tie runs through Igor Krupenski (8 companies).
| 2025 | – | −1856 € | 50k € | 56k € | 0 | 18.06.2026 | |
| 2024 | – | 11 172 € | 52k € | 55k € | 0 | 02.06.2025 | |
| 2023 | – | 9279 € | 41k € | 49k € | 0 | 10.05.2024 | |
| 2022 | – | 15 609 € | 32k € | 39k € | 0 | 08.05.2023 | |
| 2021 | – | −797 € | 16k € | 23k € | 0 | 01.06.2022 | |
| 2020 | – | −2020 € | 17k € | 20k € | 0 | 28.06.2021 | |
| 2019 | – | 40 € | 19k € | 33k € | 0 | 22.06.2020 |
| Year | Revenue (a) | State taxes | Taxes on workforce | Employees (Q4) |
|---|---|---|---|---|
| 2026 | — | 2303 € | 2562 € | 12 |
| 2025 | — | 9930 € | 10 686 € | 12 |
| 2024 | — | 7898 € | 8411 € | 12 |
| 2023 | — | 8794 € | 9417 € | 12 |
| 2022 | — | 6931 € | 7121 € | 21 |
| Year | Q1 | Q2 | Q3 | Q4 |
|---|---|---|---|---|
| Revenue 2026 | – | – | – | – |
| State taxes 2026 | 2k € | 147 € | – | – |
| Taxes on workforce 2026 | 2k € | 183 € | – | – |
| Employees 2026 | 12 | 12 | – | – |
| Revenue 2025 | – | – | – | – |
| State taxes 2025 | 3k € | 332 € | 5k € | 2k € |
| Taxes on workforce 2025 | 3k € | 359 € | 6k € | 2k € |
| Employees 2025 | 11 | 12 | 12 | 12 |
| Revenue 2024 | – | – | – | – |
| State taxes 2024 | 3k € | 250 € | 3k € | 2k € |
| Taxes on workforce 2024 | 3k € | 271 € | 3k € | 2k € |
| Employees 2024 | 12 | 12 | 12 | 12 |
| Revenue 2023 | – | – | – | – |
| State taxes 2023 | 3k € | 1k € | 4k € | 477 € |
| Taxes on workforce 2023 | 3k € | 1k € | 4k € | 517 € |
| Employees 2023 | 21 | 14 | 12 | 12 |
| Revenue 2022 | – | – | – | – |
| State taxes 2022 | 500 € | 3k € | 3k € | 252 € |
| Taxes on workforce 2022 | 542 € | 3k € | 4k € | 273 € |
| Employees 2022 | 21 | 21 | 22 | 21 |
| Company | Role | Reg. code |
|---|---|---|
| Chess24 OÜ | Founder | 11765065 |
| Eesti Inseneride Liit | Board member | 80007571 |
| EnergyInvest OÜ | Board memberShareholder 100%Founder | 16057410 |
| EnergyMentor OÜ | Board member | 12666738 |
| Enerhack OÜ | Board memberShareholder 100%Founder | 16237193 |
| HeatConsult OÜ | Founder | 12049862 |
| Mittetulundusühing Enerhack Foundation | Founder | 80597147 |
| Sandplay OÜ | FounderShareholder 50%Board member | 16226114 |
| Company | Role | Reg. code |
|---|---|---|
| Adven Eesti AS | Board member | 10066299 |
| OÜ Archon | Board memberFounderShareholder 100% | 14063317 |
| Company | Role | Reg. code |
|---|---|---|
| aktsiaselts Eesti Termotehnika | Supervisory board memberShareholder 52% | 10025521 |
| KASESALU PUIT OÜ | FounderShareholder 15% |
| Company | Role | Reg. code |
|---|---|---|
| OÜ KATSOLUN | FounderShareholder 100%Board member | 17503544 |
| Tallinn, Lastekodu tn 3 korteriühistu | Board member | 80036029 |
Peer group: all trading companies, 175,308 trading companies that filed a report in the last three years.
Founded 2000. That year 517 mittetulundusühing were registered; 486 are still trading, or 94.0%.