SERDNA & Ko OÜ
SERDNA & Ko OÜ is a OÜ based in Tallinn, registry code 10429263, status: active. Main activity: Rental and operating of own or leased real estate. According to EMTA, turnover for Q3 2026 was €1 560 with 1 employees.
Q3 2026 · data from the Tax and Customs Board (EMTA)
Position in the industry
- Turnover · Q3 2026 1 560 €above 13% of companiesindustry median 15 029 € · companies in the industry: 7 444
- Labour taxes per employee 2 567 €above 90% of companiesindustry median 857 € · companies in the industry: 7 261
- Revenue · 2025 179 433 €above 91% of companiesindustry median 13 620 € · companies in the industry: 30 470
- Net profit margin · 2025 41.7 %above 76% of companiesindustry median 5.9 % · companies in the industry: 25 042
Taxes and turnover
- Company
- Industry median
Industry: Real estate activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.
- Company
- Industry median
Industry: Real estate 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 | 1 560 | 2 803 | 2 567 | 1 |
| Q2 2026 | 56 998 | 15 761 | 2 567 | 1 |
| Q1 2026 | 61 856 | — | 8 536 | 1 |
| Q4 2025 | 33 980 | 10 990 | 2 567 | 1 |
| Q3 2025 | 188 683 | 46 861 | 2 567 | 1 |
| Q2 2025 | 80 456 | 3 703 | 3 123 | 1 |
| Q1 2025 | 48 640 | 74 582 | 7 022 | 1 |
| Q4 2024 | 43 676 | 12 724 | 2 479 | 1 |
| Q3 2024 | 17 649 | 4 665 | 2 479 | 1 |
| Q2 2024 | — | 4 617 | 2 479 | 1 |
| Q1 2024 | 41 200 | 7 966 | 7 904 | 1 |
| Q4 2023 | 113 130 | 28 404 | 4 104 | 1 |
| Q3 2023 | 138 470 | 2 541 | 2 479 | 1 |
| Q2 2023 | 150 | 2 546 | 2 541 | 1 |
| Q1 2023 | 151 306 | — | 4 791 | 1 |
| Q4 2022 | 162 736 | 13 291 | — | — |
| Q3 2022 | 77 207 | 84 | — | — |
| Q2 2022 | 74 260 | 84 | — | — |
| Q1 2022 | 59 288 | 10 790 | 4 289 | — |
Q3 2026 · calculated from EMTA data
Financials by year
- Company
- Industry median
Industry: Real estate activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.
- Company
- Industry median
Industry: Real estate activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.
- Company
- Industry median
Industry: Real estate activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.
- Company
- Industry median
Industry: Real estate 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 | 179 433 | 74 913 | 24 084 | 1 824 621 | 1 311 712 | 1 |
| 2024 | 103 044 | 31 840 | 24 084 | 1 469 907 | 1 236 799 | 1 |
| 2023 | 203 176 | 1 688 | 24 084 | 1 709 378 | 1 454 959 | 1 |
| 2022 | 430 190 | 404 262 | 0 | 1 690 912 | 1 453 272 | 0 |
| 2021 | 139 690 | 161 570 | 0 | 1 299 506 | 1 049 010 | 0 |
| 2020 | 150 580 | 9 966 | 0 | 938 370 | 887 440 | 0 |
| 2019 | 149 830 | 27 682 | 0 | 965 840 | 877 474 | 0 |
| 2018 | — | — | — | — | — | 0 |
| 2017 | — | — | — | — | — | 0 |
| 2016 | — | — | — | — | — | 0 |
| 2015 | — | — | — | — | — | 0 |
| 2014 | — | — | — | — | — | 0 |
| 2013 | — | — | — | — | — | 1 |
| 2012 | — | — | — | — | — | 1 |
| 2011 | — | — | — | — | — | 1 |
| 2010 | — | — | — | — | — | 1 |
| 2009 | — | — | — | — | — | 1 |
| 2008 | — | — | — | — | — | 1 |
| 2007 | — | — | — | — | — | 1 |
| 2006 | — | — | — | — | — | 2 |
| 2005 | — | — | — | — | — | 4 |
| 2004 | — | — | — | — | — | 16 |
| 2003 | — | — | — | — | — | 23 |
| 2002 | — | — | — | — | — | 24 |
| 2001 | — | — | — | — | — | 25 |
| 2000 | — | — | — | — | — | 24 |
| 1999 | — | — | — | — | — | 24 |
| 1998 | — | — | — | — | — | 28 |
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
Annual reports
| Year | Period | Filed | Report | Documents |
|---|---|---|---|---|
| 2025 | 1 Jan 2025 – 31 Dec 2025 | 28 Jun 2026 | Company’s own | e-Äriregister |
| 2024 | 1 Jan 2024 – 31 Dec 2024 | 30 Jun 2025 | Company’s own | e-Äriregister |
| 2023 | 1 Jan 2023 – 31 Dec 2023 | 29 Jun 2024 | Company’s own | e-Äriregister |
| 2022 | 1 Jan 2022 – 31 Dec 2022 | 30 Jun 2023 | Company’s own | e-Äriregister |
| 2021 | 1 Jan 2021 – 31 Dec 2021 | 26 Jun 2022 | Company’s own | e-Äriregister |
| 2020 | 1 Jan 2020 – 31 Dec 2020 | 30 Jun 2021 | Company’s own | e-Äriregister |
| 2019 | 1 Jan 2019 – 31 Dec 2019 | 11 Oct 2020 | Company’s own | e-Äriregister |
Board
- Andres OopkaupBoard member · since 24 May 2021
- Andres OopkaupProcurator · since 19 Nov 2003
Right of representation
Any member of the management board may represent the private limited company in all transactions.
Any procurator may represent the private limited company in all legal acts related to its business. A procurator may transfer or encumber immovable property only if that right is entered on the registry card.
Owners
- Andres OopkaupNatural person · 2 500 €
Owner in
- 51%
Beneficial owners
- Andres OopkaupDirect ownership · since 30 Sep 2018
Founders and other persons
No other persons.
Related companies
Activities (EMTAK)
- 68201Rental and operating of own or leased real estate Main
- 01111Growing of cereals, other than rice, leguminous crops and oil seeds
- 01611Support activities for crop production
- 68111Buying and selling of own real estate
Rulings
All rulings (PDF)| Number, date | Title | Deadline | State | Document |
|---|---|---|---|---|
| Ä 10030461 / 16 7 Jan 2026 |
Amendment entry | In force 7 Jan 2026 |
||
| Ä 10030461 / 15 1 Sep 2023 |
Amendment entry | In force 1 Sep 2023 |
||
| Ä 10030461 / 14 24 May 2021 |
Amendment entry | In force 24 May 2021 |
||
| Ä 10030461 / 13 25 May 2018 |
Amendment entry | In force 25 May 2018 |
||
| Ä 10030461 / 12 17 Jan 2018 |
Amendment entry | In force 17 Jan 2018 |
||
| Ä 10030461 / 11 16 May 2016 |
Amendment entry | In force 16 May 2016 |
||
| Ä 10030461 / 10 30 Dec 2015 |
Entry refused: deficiencies not eliminated | In force 29 Jan 2016 |
||
| Ä 10030461 / M5 15 Dec 2015 |
Ruling to eliminate deficiencies | 25 Dec 2015 | In force 15 Dec 2015 |
|
| Ä 10030461 / 9 9 Aug 2011 |
Transformation entry without a new registry card | In force 9 Aug 2011 |
||
| Ä 10030461 / M4 14 Jul 2011 |
Ruling to eliminate deficiencies | 5 Sep 2011 | In force 14 Jul 2011 |
|
| Ä 30461 / 8 3 Dec 2008 |
Deletion of activities from the registry card | In force 4 Dec 2008 |
||
| Ä 30461 / 7 27 May 2005 |
Amendment entry | In force | ||
| Ä 30461 / 6 19 Nov 2003 |
Amendment entry | In force | ||
| Ä 30461 / 5 17 Nov 2003 |
Amendment entry | In force | ||
| Ä 30461 / 4 22 Aug 2003 |
Entry decision on the register’s own initiative | In force | ||
| Ä 30461 / 3 20 Jun 2003 |
Amendment entry | In force | ||
| Ä 30461 / M3 13 May 2003 |
Ruling to eliminate deficiencies (to be served) | 31 Aug 2003 | In force | |
| Ä 30461 / 2 3 Jun 2002 |
Unpublished amendment entry | In force | ||
| Ä 30461 / M2 17 May 2002 |
Ruling to eliminate deficiencies (to be served) | 6 Jul 2002 | In force | |
| Ä 30461 / M1 26 Mar 2002 |
Ruling to eliminate deficiencies (to be served) | 5 May 2002 | In force |
Sources: e-Äriregister and EMTA. Data updated 31 Oct 2026. Open at the source ↗ · Report an error in the data