OÜ 1kelvin
- Registry code
- 11863885
- VAT number
- EE101362964
- Address
- Harju maakond, Tallinn, Kesklinna linnaosa, Tornimäe tn 3 // 5 // 7, 10145
- Registered
- 05.01.2010 · 16 yrs
- Activity
- Plumbing, heat and air-conditioning installation 4322
- Lisategevusalad
- Rental and operating of own or leased real estate
- Capital
- 2 556 €
- i•••@k•••.eeLog in to see
- Phone
- +372 •• ••••Log in to see
- Website
- www.kelvin.ee
Business Register 03.10.2026
Sales revenue4,3 m €-27%2025 annual report
Profit278 k €2025 annual report
Employees14Tax Board 2026 Q2
Average gross salary3 111 €estimate, Tax Board 2026 Q2
Labour taxes per quarter66 633 €Tax Board 2026 Q2
Cash333 k €Cash 31.12.2025, annual report
Tax debt0 €Tax Board debtor list 03.10.2026
Revenue 12 months3,7 m €-19%Tax Board, last 4 quarters
State taxes 12 months566 k €Tax Board, last 4 quarters
Quick check
- No tax debt
- No enforcement proceedings (12 months)
- No payment orders (12 months)
- No bankruptcy or liquidation
- No sanctions
- Report filed (2025)
- VAT registered
Stability
Follow companyNotification when something changesRatingAA → AAA
In tax debt0 days since 26.09.2026
Revenue 12 months▼ 19% aasta varasemaga
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Board and owners
3 persons
| Board 3 | ||
|---|---|---|
| Allan Susi1 companyno tax debt | Personal ID ↗ | 31.01.2023 |
| Marko Smirnov4 companiesno tax debt | Personal ID ↗ | 05.01.2010 |
| Virgo Soe1 companyno tax debt | Personal ID ↗ | 02.07.2014 |
| Shareholders 6 | ||
| Aido Vellend | 16,98% 434 € | 25.09.2023 |
| Allan Susi | 16,98% 434 € | 25.09.2023 |
| Icemark OÜ | 16,98% 434 € | 25.09.2023 |
| Kalle Esinurm | 16,98% 434 € | 25.09.2023 |
| Virgo Soe | 16,98% 434 € | 25.09.2023 |
| Janek Karus | 15,1% 386 € | 25.09.2023 |
| Beneficial owners 3 | ||
| Allan Susi1 companyno tax debtkõrgema juhtorgani liige. s.o juhatuse liige või nõukogu liige | 08.05.2026 | |
| Marko Smirnov4 companiesno tax debtkõrgema juhtorgani liige. s.o juhatuse liige või nõukogu liige | 08.05.2026 | |
| Virgo Soe1 companyno tax debtkõrgema juhtorgani liige. s.o juhatuse liige või nõukogu liige | 02.10.2023 | |
Business Register open data
Quarterly taxes and revenue
2026 Q2
State taxes / revenue15,7%
Labour taxes / revenue4,2%
Revenue per employee per month38 093 €
Gross salary (estimate)3 111 €
Net salary (estimate)2 493 €
2026 Q2. Wage is estimated from employment taxes.
| Quarter | Revenue | Change y/y | Labour taxes | State taxes | Employees |
|---|---|---|---|---|---|
| 2026 Q2 | 1 599 906 € | ▲ 34% | 66 633 € | 251 302 € | 14 |
| 2026 Q1 | 549 441 € | ▼ 43% | 79 183 € | 112 487 € | 14 |
| 2025 Q4 | 762 070 € | ▼ 2% | 66 267 € | 85 790 € | 15 |
| 2025 Q3 | 822 561 € | ▼ 51% | 78 612 € | 116 016 € | 15 |
| 2025 Q2 | 1 195 968 € | ▼ 37% | 73 409 € | 105 318 € | 15 |
| 2025 Q1 | 967 292 € | ▼ 73% | 71 948 € | 96 410 € | 16 |
| 2024 Q4 | 775 292 € | ▼ 59% | 79 674 € | 181 496 € | 16 |
| 2024 Q3 | 1 694 589 € | ▲ 6% | 72 068 € | 115 542 € | 16 |
| 2024 Q2 | 1 896 290 € | ▲ 29% | 64 936 € | 112 578 € | 17 |
| 2024 Q1 | 3 601 117 € | ▲ 224% | 68 700 € | 455 361 € | 16 |
| 2023 Q4 | 1 899 689 € | ▲ 151% | 62 833 € | 210 665 € | 16 |
| 2023 Q3 | 1 592 240 € | ▲ 12% | 61 040 € | 173 414 € | 15 |
Näita kogu ajalugu (18 kvartalit)
| 2023 Q2 | 1 464 590 € | ▼ 34% | 52 795 € | 165 537 € | 16 |
| 2023 Q1 | 1 111 560 € | ▲ 7% | 60 012 € | 214 789 € | 15 |
| 2022 Q4 | 757 007 € | 67 679 € | 99 832 € | 15 | |
| 2022 Q3 | 1 417 563 € | 63 073 € | 124 826 € | 15 | |
| 2022 Q2 | 2 218 598 € | 62 637 € | 214 503 € | 15 | |
| 2022 Q1 | 1 035 698 € | 61 437 € | 132 336 € | 15 |
Tax and Customs Board, published on the 10th of the month following the quarter. State taxes include employment taxes. CC BY-SA 3.0
Annual reports
5 yr
| 2025 | 2024 | 2023 | 2022 | 2021 | |||||
|---|---|---|---|---|---|---|---|---|---|
| Sales revenue | 4,3 m € | ▼ 27% | 5,9 m € | ▼ 7% | 6,4 m € | ▲ 26% | 5,1 m € | ▲ 5% | 4,8 m € |
| Profit | 278 k € | ▲ 94% | 143 k € | ▼ 65% | 410 k € | ▲ 4% | 395 k € | ▲ 24× | 16 173 € |
| Profit margin | 6,4% | 2,4% | 6,4% | 7,8% | 0,3% | ||||
| Jaotamata kasum | 391 k € | ▲ 58% | 247 k € | ▲ 3% | 240 k € | ▼ 52% | 504 k € | ▲ 3% | 488 k € |
| Cash | 333 k € | ▼ 59% | 817 k € | ▼ 22% | 1,1 m € | ▲ 93% | 545 k € | ▲ 142% | 225 k € |
| Current assets | 579 k € | ▼ 58% | 1,4 m € | ▼ 53% | 3,0 m € | ▲ 115% | 1,4 m € | ▲ 36% | 1,0 m € |
| Põhivara | 481 k € | ▲ 12% | 430 k € | ▲ 9% | 393 k € | ▲ 36% | 288 k € | ▲ 22% | 237 k € |
| Assets | 1,1 m € | ▼ 41% | 1,8 m € | ▼ 46% | 3,4 m € | ▲ 101% | 1,7 m € | ▲ 33% | 1,3 m € |
| Current liabilities | 379 k € | ▼ 73% | 1,4 m € | ▼ 48% | 2,7 m € | ▲ 260% | 746 k € | ▲ 3% | 723 k € |
| Pikaajalised kohustised | 9 974 € | ▼ 25% | 13 299 € | ▼ 20% | 16 623 € | ▼ 17% | 19 948 € | ▼ 14% | 23 272 € |
| Total liabilities | 389 k € | ▼ 73% | 1,4 m € | ▼ 48% | 2,7 m € | ▲ 252% | 766 k € | ▲ 3% | 747 k € |
| Equity | 671 k € | ▲ 71% | 393 k € | ▼ 40% | 654 k € | ▼ 28% | 902 k € | ▲ 78% | 507 k € |
| Tööjõukulud | -679 k € | ▼ 6% | -639 k € | ▼ 11% | -577 k € | ▲ 6% | -613 k € | ▼ 22% | -501 k € |
| Employees | 16 | 0% | 16 | ▲ 7% | 15 | 0% | 15 | 0% | 15 |
| Filed | 13.05.2026 | 30.06.2025 | 22.04.2024 | 26.04.2023 | 21.06.2022 | ||||
| Report | In the Business Register ↗ | In the Business Register ↗ | In the Business Register ↗ | In the Business Register ↗ | In the Business Register ↗ |
▲ kasv, ▼ decline compared to the previous year (growth in liabilities is red). Business Register, annual reports. CC BY 4.0
Revenue by activity
2025
| Activity | EMTAK | Sales revenue | Osa |
|---|---|---|---|
| Plumbing, heat and air-conditioning installation main activity | 4322 | 4 302 351 € | 100% |
| Rental and operating of own or leased real estate | 68201 | 11 400 € | 0% |
2025 annual report, RIK open data
Real estate
e-kinnistusraamat
Loading properties…
Source: e-kinnistusraamat (Centre of Registers and Information Systems), basic data
Building permits where the company is a party
1 dokument
Dokumente1
Omanikuna0
Ehitajana1
Viimase 12 kuuga1
| Date | Building and address | Document and role | Municipality | |
|---|---|---|---|---|
| 19.09.2026 | 4-krt.elamu Riia mnt.5 Pärnu linn, Pärnu linn, Riia mnt 5 | Kasutusteatis taotleja, ehitaja | Pärnu linn | EHR → |
All building permits of this company → Source: Register of Construction Works (CC BY-SA 3.0). Private persons are not shown.
Debts and court cases
clean
No tax debt · Tax Board 03.10.2026
Tax Board debtor list (daily), Official Announcements, State Gazette. The Tax Board publishes only today's list; earlier history is collected by Firmo.
Enforcement, payment orders and notices
clean
Official Announcements contain no enforcement, payment order or tax authority notices about the company.
Official Announcements (CC BY-SA 4.0). Enforcement proceedings, payment orders or tax decisions are published there only if they cannot be delivered to the company otherwise. The enforcement register is not public, so the absence of a notice does not mean there are no claims.
State: transactions, tenders, grants
300 tuh € makseid · 3 hanget · 1 toetust
Tehingud riigiasutustega
2026228 k €
20259 728 €
202362 871 €
Suurimad maksjad
| Ida-Tallinna Keskhaigla AS | 126 108 € |
| Tallinna Rakenduslik Kolledž | 103 029 € |
| Riigi Kinnisvara AS | 40 570 € |
| Rae Vallavalitsus | 23 388 € |
| Tartu Ülikool | 6 360 € |
Kõik maksed kuude kaupa
| Kuu | Maksja | Liik | Field | Amount |
|---|---|---|---|---|
| 08.2026 | Tallinna Rakenduslik Kolledž | Põhivara | Kutseharidus | 42 982 € |
| 08.2026 | Ida-Tallinna Keskhaigla AS | Põhivara | Üldhaigla teenused | 31 000 € |
| 07.2026 | Tallinna Rakenduslik Kolledž | Põhivara | Kutseharidus | 60 047 € |
| 05.2026 | Ida-Tallinna Keskhaigla AS | Majandamiskulud | Üldhaigla teenused | 7 440 € |
| 04.2026 | Ida-Tallinna Keskhaigla AS | Põhivara | Üldhaigla teenused | 7 440 € |
| 03.2026 | Ida-Tallinna Keskhaigla AS | Põhivara | Üldhaigla teenused | 61 380 € |
| 03.2026 | Ida-Tallinna Keskhaigla AS | Majandamiskulud | Üldhaigla teenused | 12 400 € |
| 01.2026 | Ida-Tallinna Keskhaigla AS | Põhivara | Üldhaigla teenused | 4 960 € |
| 12.2025 | Ida-Tallinna Keskhaigla AS | Põhivara | Üldhaigla teenused | 1 488 € |
| 12.2025 | Tallinna Kelmiküla Lasteaed | Majandamiskulud | Alusharidus | 310 € |
| 01.2025 | Riigi Kinnisvara AS | Majandamiskulud | Muud üldised teenused | 7 930 € |
| 09.2023 | Rae Vallavalitsus | Majandamiskulud | Sport | 1 188 € |
| 08.2023 | Rae Vallavalitsus | Majandamiskulud | Sport | 22 200 € |
| 05.2023 | Riigi Kinnisvara AS | Põhivara | Muud üldised teenused | 22 800 € |
| 04.2023 | Riigi Kinnisvara AS | Põhivara | Muud üldised teenused | 9 840 € |
| 01.2023 | Tartu Ülikool | Majandamiskulud | Kolmanda taseme haridus | 6 360 € |
| 01.2023 | Tallinna Lasteaed Pääsusilm | Majandamiskulud | Alusharidus | 483 € |
Riigi Tugiteenuste Keskus, Saldo makseandmikud
Public procurement contracts
| Date | Contracting authority | Tender | Amount |
|---|---|---|---|
| 28.01.2026 | Aktsiaselts Ida-Tallinna Keskhaigla | Töövõtuleping_OÜ 1kelvin | 95 000 € |
| 24.09.2025 | Aktsiaselts Ida-Tallinna Keskhaigla | Töövõtuleping_OÜ 1kelvin | 79 300 € |
| 15.09.2025 | Aktsiaselts Lääne-Tallinna Keskhaigla | RAAMLEPING KODA Ehitus OÜ | 5 000 000 € |
Public Procurement Register
Toetuse saanud projektid
| Projekt | Meede | Periood | Toetus | Välja makstud |
|---|---|---|---|---|
| 1kelvin OÜ passiivmaja tehnoloogiaalane nõustamine Lõpetatud · Ettevõtluse ja Innovatsiooni Sihtasutus | Innovatsiooniosakute toetusmeede | 10.01.2011 – 01.05.2011 | 3 196 € |
Riigi Tugiteenuste Keskus, toetatud projektid
Holdings in other companies
0
No holdings in other companies
Companies linked via the board
3
Sorted by revenue (latest report or 4 quarters).
Top 20 in activity: Plumbing, heat and air-conditioning installation
20
| # | Company | Revenue |
|---|---|---|
| 1 | Aktsiaselts Magma | 15,3 m € |
| 2 | aktsiaselts HIIEKO | 7,8 m € |
| 3 | OÜ EMEKAN | 4,5 m € |
| 4 | OÜ 1kelvin | 4,3 m € |
| 5 | osaühing AGR | 3,8 m € |
| 6 | SOOJUSKESKUS OÜ | 3,7 m € |
| 7 | aktsiaselts Sovek | 3,0 m € |
| 8 | Osaühing Sanbruno | 2,9 m € |
| 9 | AS HEARUM | 2,3 m € |
| 10 | OÜ Donates | 2,1 m € |
| 11 | Mestre OÜ | 2,0 m € |
| 12 | Panapex OÜ | 1,8 m € |
| 13 | kyte.ee OÜ | 1,4 m € |
| 14 | Kliimalahendus OÜ | 1,4 m € |
| 15 | OÜ Toruproff | 1,4 m € |
| 16 | Õhk OÜ | 1,3 m € |
| 17 | TJ Hooldus OÜ | 1,3 m € |
| 18 | AKSUM GRUPP OÜ | 1,3 m € |
| 19 | OÜ Tresden | 1,3 m € |
| 20 | OSAÜHING VARPO GRUPP | 1,2 m € |
Revenue from the latest annual report, otherwise Tax Board revenue for 4 quarters. All companies in this activity
Licences, domains
9 records
Activity licences (MTR and environmental)
| Field | Licence number | Valid from |
|---|---|---|
| Ehitamine ja hooldamine | FEH000834 | 06.05.2024 |
| Surveseadmetööd | TST000307 | 18.10.2019 |
| Gaasitööd | TGT000532 | 06.09.2019 |
| Ehitamine | EEH004608 | 27.01.2010 |
| Ehitise audit | EEK000685 | 27.01.2010 |
| Omanikujärelevalve | EEO002129 | 27.01.2010 |
| Projekteerimine | EEP001798 | 27.01.2010 |
| Ehitusprojekti ekspertiis | EPE000567 | 27.01.2010 |
Domains
| Domain | Source |
|---|---|
| kelvin.ee | Business Register |
History and notices
15
| Date | Liik | Sisu |
|---|---|---|
| 25.09.2023 | Kanne | Muutmiskanne |
| 02.09.2023 | Kanne | Muutmiskanne |
| 03.03.2023 | Eitav kandemäärus: puudused kõrvaldamata | Muutmiskanne |
| 31.01.2023 | Kanne | Muutmiskanne |
| 31.01.2023 | Puuduste kõrvaldamise määrus | Muutmiskanne |
| 06.01.2023 | Kanne | Muutmiskanne |
| 05.01.2023 | Puuduste kõrvaldamise määrus | Muutmiskanne |
| 17.01.2018 | Kanne | Muutmiskanne |
| 01.12.2017 | Kanne | Muutmiskanne |
| 12.09.2016 | Kanne | Muutmiskanne |
| 02.07.2014 | Kanne | Muutmiskanne |
| 25.06.2014 | Puuduste kõrvaldamise määrus | Muutmiskanne |
| 23.01.2012 | Kanne | Muutmiskanne |
| 03.10.2011 | Kanne | Muutmiskanne ÄS § 525 lg 2 alusel |
| 05.01.2010 | Kanne | Esmakanne |