Patendibüroo KÄOSAAR OÜ
Active Registry code 10081689
OÜ Tartu linn Registered 21 Aug 1996
Patendibüroo KÄOSAAR OÜ is a OÜ based in Tartu linn, registry code 10081689, status: active. Main activity: Other legal activities. According to EMTA, turnover for Q3 2026 was €275 689 with 10 employees.
Turnover
275 689 €
↓ 14.1% vs Q2 2026
State taxes
76 873 €
↓ 16.8% vs Q2 2026
Labour taxes
49 220 €
↑ 11.6% vs Q2 2026
Employees
10
±0 vs Q2 2026
Q3 2026 · data from the Tax and Customs Board (EMTA)
Position in the industry
- Turnover · Q3 2026 275 689 €above 98% of companiesindustry median 9 740 € · companies in the industry: 3 327
- Labour taxes per employee 4 922 €above 98% of companiesindustry median 1 122 € · companies in the industry: 3 120
- Revenue · 2025 899 403 €above 98% of companiesindustry median 12 784 € · companies in the industry: 8 416
- Net profit margin · 2025 3.7 %above 32% of companiesindustry median 14.8 % · companies in the industry: 6 880
Taxes and turnover
- Company
- Industry median
Industry: Legal and accounting activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.
- Company
- Industry median
Industry: Legal and accounting activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.
| Quarter | Turnover, € | State taxes, € | Labour taxes, € | Employees |
|---|---|---|---|---|
| Q3 2026 | 275 689 | 76 873 | 49 220 | 10 |
| Q2 2026 | 320 872 | 92 387 | 44 100 | 10 |
| Q1 2026 | 256 412 | 65 230 | 46 675 | 10 |
| Q4 2025 | 322 462 | 80 681 | 49 683 | 11 |
| Q3 2025 | 277 821 | 71 019 | 49 622 | 11 |
| Q2 2025 | 259 855 | 101 383 | 48 771 | 11 |
| Q1 2025 | 262 863 | 69 598 | 47 511 | 11 |
| Q4 2024 | 319 528 | 83 150 | 50 502 | 11 |
| Q3 2024 | 311 712 | 71 890 | 45 844 | 12 |
| Q2 2024 | 414 048 | 97 461 | 41 060 | 11 |
| Q1 2024 | 442 503 | 102 456 | 49 775 | 10 |
| Q4 2023 | 330 829 | 69 157 | 43 793 | 10 |
| Q3 2023 | 327 783 | 68 548 | 43 088 | 12 |
| Q2 2023 | 332 117 | 66 490 | 41 876 | 13 |
| Q1 2023 | 349 871 | 95 671 | 48 060 | 14 |
| Q4 2022 | 505 883 | 85 588 | 42 856 | 14 |
| Q3 2022 | 329 913 | 63 459 | 40 540 | 14 |
| Q2 2022 | 308 159 | 77 026 | 45 973 | 14 |
| Q1 2022 | 309 379 | 62 961 | 43 233 | 15 |
Labour taxes per employee per month
1 641 €
Turnover per employee in the quarter
27 569 €
Q3 2026 · calculated from EMTA data
Financials by year
- Company
- Industry median
Industry: Legal and accounting activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.
- Company
- Industry median
Industry: Legal and accounting activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.
- Company
- Industry median
Industry: Legal and accounting activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.
- Company
- Industry median
Industry: Legal and accounting activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.
| Year | Revenue, € | Net profit, € | Labour costs, € | Assets, € | Equity, € | Employees |
|---|---|---|---|---|---|---|
| 2025 | 899 403 | 32 875 | 460 089 | 844 227 | 770 706 | 8 |
| 2024 | 1 056 091 | 118 777 | 442 248 | 934 029 | 847 881 | 9 |
| 2023 | 1 098 635 | 192 650 | 412 947 | 990 485 | 894 104 | 10 |
| 2022 | 1 076 347 | 131 654 | 422 120 | 896 969 | 796 330 | 10 |
| 2021 | 1 157 058 | 62 779 | 462 384 | 775 640 | 702 926 | 9 |
| 2020 | 1 225 970 | 129 843 | 499 112 | 897 716 | 839 648 | 13 |
| 2019 | 1 304 718 | 207 444 | 494 274 | 960 672 | 874 804 | 13 |
| 2018 | — | — | — | — | — | 13 |
| 2017 | — | — | — | — | — | 12 |
| 2016 | — | — | — | — | — | 12 |
| 2015 | — | — | — | — | — | 12 |
| 2014 | — | — | — | — | — | 12 |
| 2013 | — | — | — | — | — | 9 |
| 2012 | — | — | — | — | — | 9 |
| 2011 | — | — | — | — | — | 13 |
| 2010 | — | — | — | — | — | 15 |
| 2009 | — | — | — | — | — | 14 |
| 2008 | — | — | — | — | — | 3 |
| 2007 | — | — | — | — | — | 13 |
| 2006 | — | — | — | — | — | 13 |
| 2005 | — | — | — | — | — | 13 |
| 2004 | — | — | — | — | — | 17 |
| 2003 | — | — | — | — | — | 21 |
| 2002 | — | — | — | — | — | 20 |
| 2001 | — | — | — | — | — | 18 |
| 2000 | — | — | — | — | — | 18 |
| 1999 | — | — | — | — | — | 18 |
| 1998 | — | — | — | — | — | 19 |
| 1997 | — | — | — | — | — | 16 |
Figures from the company’s own (non-consolidated) balance sheet and income statement. A loss is shown with a minus sign.
Financial ratios for 2025
Net profit margin
3.7 %
Net profit / revenue
Return on equity (ROE)
4.3 %
Net profit / equity
Return on assets (ROA)
3.9 %
Net profit / assets
Equity ratio
91.3 %
Equity / assets
Debt ratio
8.7 %
Liabilities / assets
Current ratio
11.39
Current assets / current liabilities
Revenue per employee
112 425 €
Revenue / average full-time employees
Labour cost per employee per month
4 793 €
Labour costs / employees / 12 months (incl. employer taxes)
Annual reports
| Year | Period | Filed | Report | Documents |
|---|---|---|---|---|
| 2025 | 1 Jan 2025 – 31 Dec 2025 | 23 Apr 2026 | Company’s own | e-Äriregister |
| 2024 | 1 Jan 2024 – 31 Dec 2024 | 29 Apr 2025 | Company’s own | e-Äriregister |
| 2023 | 1 Jan 2023 – 31 Dec 2023 | 28 Feb 2024 | Company’s own | e-Äriregister |
| 2022 | 1 Jan 2022 – 31 Dec 2022 | 21 Feb 2023 | Company’s own | e-Äriregister |
| 2021 | 1 Jan 2021 – 31 Dec 2021 | 2 Apr 2022 | Company’s own | e-Äriregister |
| 2020 | 1 Jan 2020 – 31 Dec 2020 | 22 Jun 2021 | Company’s own | e-Äriregister |
| 2019 | 1 Jan 2019 – 31 Dec 2019 | 30 Jun 2020 | Company’s own | e-Äriregister |
Board
- Kalev KäosaarBoard member · since 26 Oct 2007
- Anneli KappBoard member · since 26 Mar 2014
- Kristiina AasnaBoard member · since 12 Mar 2026
Right of representation
Any member of the management board may represent the private limited company in all transactions.
Owners
- Kalev KäosaarNatural person · 10 200 €
- Anneli KappNatural person · 9 300 €
- Kristiina AasnaNatural person · 3 000 €
- Aivo ArulaNatural person · 3 000 €
- Kärt KuuseväliNatural person · 1 500 €
- Patendibüroo KÄOSAAR OÜLegal person · 10081689 · 1 500 €
- Adrien Hanouar RenaudoNatural person · 1 500 €
Owner in
- 5%
Beneficial owners
- Anneli KappDirect ownership · since 9 Oct 2018
- Kalev KäosaarDirect ownership · since 9 Oct 2018
Founders and other persons
No other persons.
Related companies
Activities (EMTAK)
- 69109Other legal activities Main
Rulings
All rulings (PDF)| Number, date | Title | Deadline | State | Document |
|---|---|---|---|---|
| Ä 20000855 / 21 31 Mar 2026 |
Amendment entry | In force 31 Mar 2026 |
||
| Ä 20000855 / 20 12 Mar 2026 |
Amendment entry | In force 12 Mar 2026 |
||
| Ä 20000855 / 19 9 Jun 2025 |
Amendment entry | In force 9 Jun 2025 |
||
| Ä 20000855 / M8 20 May 2025 |
Demand to pay the state fee | 6 Jun 2025 | In force 7 Jun 2025 |
|
| Ä 20000855 / 18 20 May 2025 |
Entry made by the register on its own initiative | In force 20 May 2025 |
||
| Ä 20000855 / M7 25 Apr 2025 |
Ruling to eliminate deficiencies | 10 May 2025 | In force 13 May 2025 |
|
| Ä 20000855 / 17 8 Apr 2025 |
Amendment entry | In force 8 Apr 2025 |
||
| Ä 20000855 / M6 28 Mar 2025 |
Ruling to eliminate deficiencies | 12 Apr 2025 | In force 15 Apr 2025 |
|
| Ä 20000855 / 16 17 Oct 2024 |
Entry refused: deficiencies not eliminated | In force 1 Oct 2024 |
||
| Ä 20000855 / M5 9 Sep 2024 |
Ruling to eliminate deficiencies | 24 Sep 2024 | In force 24 Sep 2024 |
|
| Ä 20000855 / 15 9 Sep 2024 |
Amendment entry | In force 9 Sep 2024 |
||
| Ä 20000855 / 14 1 Sep 2023 |
Amendment entry | In force 1 Sep 2023 |
||
| Ä 20000855 / 13 18 Jan 2018 |
Amendment entry | In force 18 Jan 2018 |
||
| Ä 20000855 / 12 22 Dec 2017 |
Amendment entry | In force 22 Dec 2017 |
||
| Ä 20000855 / 11 3 Dec 2017 |
Amendment entry | In force 3 Dec 2017 |
||
| Ä 20000855 / 10 8 Sep 2016 |
Amendment entry | In force 8 Sep 2016 |
||
| Ä 20000855 / M4 6 Sep 2016 |
Ruling to eliminate deficiencies | 21 Sep 2016 | Deficiencies eliminated 8 Sep 2016 |
|
| Ä 20000855 / 9 17 Sep 2015 |
Amendment entry | In force 17 Sep 2015 |
||
| Ä 20000855 / M3 26 Mar 2014 |
Ruling to eliminate deficiencies | 25 Apr 2014 | Deficiencies eliminated 26 Mar 2014 |
|
| Ä 20000855 / 8 26 Mar 2014 |
Amendment entry | In force 26 Mar 2014 |
||
| Ä 20000855 / M2 14 Feb 2011 |
Refund of the state fee | In force 14 Feb 2011 |
||
| Ä 20000855 / 7 26 Jan 2011 |
Amendment entry | In force 26 Jan 2011 |
||
| Ä 20000855 / M1 25 Jan 2011 |
Ruling to eliminate deficiencies | In force 25 Jan 2011 |
||
| Ä 855 / 6 3 Dec 2008 |
Deletion of activities from the registry card | In force 23 Dec 2008 |
||
| Ä 855 / 5 4 Nov 2008 |
Amendment entry | In force 4 Nov 2008 |
||
| Ä 855 / 4 26 Oct 2007 |
Amendment entry | In force 26 Oct 2007 |
||
| K 20328 / 3 30 May 2006 |
Commercial pledge deleted | In force 30 May 2006 |
||
| K 20328 / M1 23 May 2006 |
Ruling to eliminate deficiencies (to be served) | 24 Jul 2006 | In force 24 May 2006 |
|
| K 20328 / 2 28 Oct 2002 |
Compliance with Commercial Code § 33 (7.1) | In force | ||
| Ä 855 / 3 25 Oct 2002 |
Transformation entry without a new registry card | In force |
Sources: e-Äriregister and EMTA. Data updated 2 Nov 2026. Open at the source ↗ · Report an error in the data