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OÜ 1kelvin

Registry code (registrikood) 11863885Private limited company (Osaühing)VAT EE101362964Activity (EMTAK 4322): Torustiku, kütte- ja kliimaseadmete paigaldusActive

Tallinn, Harju County · Financial data: annual reports up to 2025; tax data up to 2026 Q2

Revenue (2025)
€4.3M
▼ 26.8% vs 2024
Profit before tax (2025)
€278k
Employees, FTE (2025)
16
State taxes paid, last 4 quarters
€566k

Revenue, profit and employees, 2019–2025

€4.6M2019€2.4M2020€4.8M2021€5.1M2022€6.4M2023€5.9M2024€4.3M2025
YearRevenue (müügitulu)Operating profit (ärikasum)Net profitEquity (omakapital)Employees, FTE
2019€4,637,669€7,773€7,811€661,44418
2020€2,367,807-€174,628-€174,597€486,84618
2021€4,842,552€16,162€16,173€506,75015
2022€5,066,531€394,603€394,906€901,65615
2023€6,367,189€575,040€410,462€653,51815
2024€5,890,346€201,899€143,201€393,35216
2025€4,313,751€275,443€277,918€671,27016

Balance sheet summary

YearCashTotal assetsCurrent liabilitiesNon-current liabilitiesEquity
2019€261,694€1,632,940€964,892€6,604€661,444
2020€202,919€1,059,457€546,014€26,597€486,846
2021€225,108€1,253,353€723,331€23,272€506,750
2022€545,048€1,667,790€746,186€19,948€901,656
2023€1,054,575€3,353,963€2,683,822€16,623€653,518
2024€817,316€1,809,521€1,402,870€13,299€393,352
2025€333,179€1,060,320€379,076€9,974€671,270

Calculated ratios

Net profit margin = net profit ÷ revenue. Equity ratio = equity ÷ total assets. Seedata sources & methodology for how each figure is derived.

Quarterly tax and turnover data (EMTA)

QuarterState taxes paidWage taxesTurnoverEmployees
2022 Q1€132,336€61,437€1,035,69815
2022 Q2€214,503€62,637€2,218,59815
2022 Q3€124,826€63,073€1,417,56315
2022 Q4€99,832€67,679€757,00715
2023 Q1€214,789€60,012€1,111,56015
2023 Q2€165,537€52,795€1,464,59016
2023 Q3€173,414€61,040€1,592,24015
2023 Q4€210,665€62,833€1,899,68916
2024 Q1€455,361€68,700€3,601,11716
2024 Q2€112,578€64,936€1,896,29017
2024 Q3€115,542€72,068€1,694,58916
2024 Q4€181,496€79,674€775,29216
2025 Q1€96,410€71,948€967,29216
2025 Q2€105,318€73,409€1,195,96815
2025 Q3€116,016€78,612€822,56115
2025 Q4€85,790€66,267€762,07015
2026 Q1€112,487€79,183€549,44114
2026 Q2€251,302€66,633€1,599,90614

Source: EMTA quarterly published data, as of 10 July 2026. Covers state taxes and wage taxes actually paid and turnover and employee counts as declared by the company, not the annual report figures above.

About this data

In the 2025 financial year (period 1 January 2025–31 December 2025), OÜ 1kelvin reported revenue of €4,313,751.

The company closed the 2025 financial year with a net profit of €277,918.

Revenue decreased by 26.8% from €5,890,346 in 2024 to €4,313,751 in 2025.

Revenue grew at a compound annual rate of -1.2% between 2019 and 2025.

Equity accounted for 63.3% of total assets of €1,060,320 at the end of the 2025 reporting period.

With 16 full-time-equivalent employees in 2025, revenue per employee was €269,609.

Across the 4 most recent quarters declared to EMTA, up to Q2 2026, OÜ 1kelvin reported €3,733,978 in turnover.

EMTA recorded 14 employees for the quarter ending Q2 2026, compared with 16 full-time-equivalent employees in the 2025 annual report.

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Source

Source: Estonian e-Business Register open data (Centre of Registers and Information Systems, RIK), licence CC BY-SA 4.0, modified; Estonian Tax and Customs Board (EMTA) quarterly data. Downloaded 2026-09-22. This is not an official register extract — see ariregister.rik.ee.

Company data on this site is available under CC BY-SA 4.0.

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