Osaühing ProtoBioS

Active Registry code 10981915 OÜ Tallinn Registered 3 Nov 2003

Osaühing ProtoBioS is a OÜ based in Tallinn, registry code 10981915, status: active. Main activity: Research and experimental development on natural sciences and engineering. According to EMTA, turnover for Q3 2026 was €28 509 with 14 employees.

Turnover

28 509 €

State taxes

61 580 €

↓ 0.2% vs Q2 2026

Labour taxes

67 837 €

↓ 0.5% vs Q2 2026

Employees

+1 vs Q2 2026

Q3 2026 · data from the Tax and Customs Board (EMTA)

Position in the industry Scientific research and development · EMTAK 72

Turnover · Q3 2026 28 509 €

above 66% of companies

industry median 14 442 € · companies in the industry: 318
Labour taxes per employee 4 846 €

above 79% of companies

industry median 2 218 € · companies in the industry: 234
Revenue · 2025 28 625 €

above 81% of companies

industry median 0 € · companies in the industry: 1 073
Net profit margin · 2025 3.1 %

above 39% of companies

industry median 13.5 % · companies in the industry: 597

Taxes and turnover

Q4 2023 – Q3 2026

Turnover, € Q3 2026: 28 509 € · +352.9% vs Q2 2026 · industry median 14 442 € · above 66% of the industry

Company
Industry median

Industry: Scientific research and development (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Labour taxes per employee, € Q3 2026: 4 846 € · −7.6% vs Q2 2026 · industry median 2 218 € · above 79% of the industry

Company
Industry median

Industry: Scientific research and development (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Employees Q3 2026: 14 · +7.7% vs Q2 2026

State taxes, € Q3 2026: 61 580 € · −0.2% vs Q2 2026

Figures by quarter
Quarter	Turnover, €	State taxes, €	Labour taxes, €	Employees
Q3 2026	28 509	61 580	67 837	14
Q2 2026	-11 275	61 726	68 147	13
Q1 2026	66 893	60 780	64 766	13
Q4 2025	41 614	61 918	63 463	13
Q3 2025	1 184	56 190	61 310	13
Q2 2025	4 218	59 890	65 732	12
Q1 2025	80 263	56 808	61 679	14
Q4 2024	21 484	53 560	57 330	13
Q3 2024	38 113	49 101	52 777	13
Q2 2024	25 133	44 531	47 860	12
Q1 2024	25 767	42 780	46 015	12
Q4 2023	15 591	43 280	46 526	15
Q3 2023	2 500	34 103	36 601	14
Q2 2023	12 588	32 121	34 454	13
Q1 2023	457	26 930	28 743	11
Q4 2022	—	29 928	32 148	12
Q3 2022	65	22 804	24 601	11
Q2 2022	3 078	23 436	25 168	11
Q1 2022	30 735	24 027	26 010	14

Labour taxes per employee per month

1 615 €

Turnover per employee in the quarter

2 036 €

Q3 2026 · calculated from EMTA data

Financials by year

2016 – 2025

Revenue, € thousand 2025: 28 625 € · +138.5% vs 2024 · industry median 0 € · above 81% of the industry

Company
Industry median

Industry: Scientific research and development (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Net profit, € 2025: 899 € · −52.0% vs 2024 · industry median 0 € · above 64% of the industry

Company
Industry median

Industry: Scientific research and development (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Net profit margin, % 2025: 3.1 % · −12.5 pp vs the year before · industry median 13.5 % · above 39% of the industry

Company
Industry median

Industry: Scientific research and development (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Assets, € thousand 2025: 1 288 083 € · −10.5% vs 2024

Equity, € thousand 2025: 813 085 € · +0.1% vs 2024

Employees 2025: 10 · +0.0% vs 2024 · industry median 1 · above 86% of the industry

Company
Industry median

Industry: Scientific research and development (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Financials by year
Year	Revenue, €	Net profit, €	Labour costs, €	Assets, €	Equity, €	Employees
2025	28 625	899	586 156	1 288 083	813 085	10
2024	12 000	1 874	519 082	1 439 247	812 186	10
2023	30 420	11 783	371 807	1 195 622	810 312	9
2022	0	4 089	245 325	1 648 202	798 530	7
2021	5 922	2 658	222 000	1 180 229	794 440	6
2020	34 473	6 764	252 919	1 138 102	794 171	7
2019	137 654	-21 413	302 634	1 161 664	787 407	14
2018	—	—	—	—	—	12
2017	—	—	—	—	—	9
2016	—	—	—	—	—	8
2015	—	—	—	—	—	8
2014	—	—	—	—	—	7
2013	—	—	—	—	—	5
2012	—	—	—	—	—	7
2011	—	—	—	—	—	3
2010	—	—	—	—	—	3
2009	—	—	—	—	—	7
2008	—	—	—	—	—	9
2007	—	—	—	—	—	10
2006	—	—	—	—	—	10
2005	—	—	—	—	—	5
2004	—	—	—	—	—	3

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

3.1 %

Net profit / revenue

Return on equity (ROE)

0.1 %

Net profit / equity

Return on assets (ROA)

0.1 %

Net profit / assets

Equity ratio

63.1 %

Equity / assets

Debt ratio

36.9 %

Liabilities / assets

Current ratio

5.54

Current assets / current liabilities

Revenue per employee

2 863 €

Revenue / average full-time employees

Labour cost per employee per month

4 885 €

Labour costs / employees / 12 months (incl. employer taxes)

Annual reports

PDFs from e-Äriregister

Annual reports
Year	Period	Filed	Report	Documents
2025	1 Jan 2025 – 31 Dec 2025	30 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	8 Aug 2024	Company’s own	e-Äriregister
2022	1 Jan 2022 – 31 Dec 2022	3 Jul 2023	Company’s own	e-Äriregister
2021	1 Jan 2021 – 31 Dec 2021	6 Jul 2022	Company’s own	e-Äriregister
2020	1 Jan 2020 – 31 Dec 2020	21 Jan 2022	Company’s own	e-Äriregister
2019	1 Jan 2019 – 31 Dec 2019	30 Oct 2020	Company’s own	e-Äriregister

Board

Kaia Palm
Board member · since 3 Nov 2003
Nasdaq CSD SE
Keeper of the share register · since 28 Sep 2017

Right of representation

Any member of the management board may represent the private limited company in all transactions.

Owners

Omanikukonto: KAIA PALM
Natural person · 2 168 €

85.02%
Omanikukonto: TÕNIS TIMMUSK
Natural person · 255 €

10%
Omanikukonto: TOOMAS NEUMAN
Natural person · 127 €

4.98%

Owner in

Osaühing FibroTx
18%

Beneficial owners

Kaia Palm
Direct ownership · since 24 Oct 2019
Tõnis Timmusk
Direct ownership · since 24 Oct 2019
Toomas Neuman
Direct ownership · since 24 Sep 2018

Founders and other persons

Kaia Palm
Founder · 10 000 € · 3 Nov 2003
Marko Piirsoo
Founder · 10 000 € · 3 Nov 2003
Toomas Neuman
Founder · 10 000 € · 3 Nov 2003
Tõnis Timmusk
Founder · 10 000 € · 3 Nov 2003

shared board members, owners or beneficial owners

Activities (EMTAK)

72101Research and experimental development on natural sciences and engineering Main

Rulings 20

All rulings (PDF)

Rulings
Number, date	Title	Deadline	State	Document
Ä 10075574 / M7 6 Jul 2024	Warning of a fine: annual report not filed	5 Aug 2024	Deficiencies eliminated 25 Jul 2024	PDF
Ä 10075574 / 13 19 Oct 2023	Amendment entry		In force 19 Oct 2023	PDF
Ä 10075574 / 12 5 Apr 2019	Amendment entry		In force 5 Apr 2019	PDF
Ä 10075574 / 11 17 Jan 2018	Amendment entry		In force 17 Jan 2018	PDF
Ä 10075574 / 10 8 Nov 2017	Amendment entry		In force 8 Nov 2017	PDF
Ä 10075574 / 9 28 Sep 2017	Amendment entry		In force 28 Sep 2017	PDF
Ä 10075574 / 8 11 Jun 2015	Amendment entry		In force 11 Jun 2015	PDF
Ä 10075574 / 7 12 Dec 2011	Amendment entry		In force 12 Dec 2011	PDF
Ä 10075574 / M6 7 Nov 2011	Ruling to eliminate deficiencies	7 Dec 2011	In force 7 Nov 2011	PDF
Ä 75574 / 6 3 Dec 2008	Deletion of activities from the registry card		In force 11 Dec 2008	PDF
Ä 75574 / 5 18 Sep 2008	Note on registration of shares in the Estonian central register of securities		In force 18 Sep 2008	PDF
Ä 75574 / 4 22 Apr 2008	Amendment entry		In force 22 Apr 2008	PDF
Ä 75574 / 3 16 Apr 2007	Amendment entry		In force 16 Apr 2007	PDF
Ä 75574 / M5 24 Oct 2006	Appeal left without action	16 Nov 2006	In force 28 Oct 2006	PDF
Ä 75574 / M4 24 Oct 2006	Appeal left without action	16 Nov 2006	Deficiencies eliminated 11 Nov 2006	PDF
Ä 75574 / M3 28 Sep 2006	Fine for not filing the report	5 Nov 2006	Deficiencies eliminated 20 Oct 2006	PDF
Ä 75574 / M2 28 Sep 2006	Fine for not filing the report	9 Nov 2006	Deficiencies eliminated 2 Nov 2006	PDF
Ä 75574 / M1 28 Sep 2006	Fine for not filing the report	5 Nov 2006	In force 18 Oct 2006	PDF
Ä 75574 / 2 2 Feb 2004	Amendment entry		In force	PDF
Ä 75574 31 Oct 2003	First entry		In force	PDF

Sources: e-Äriregister and EMTA. Data updated 31 Oct 2026. Open at the source ↗ · Report an error in the data

Osaühing ProtoBioS

Position in the industry Scientific research and development · EMTAK 72

Taxes and turnover

Financials by year

Financial ratios for 2025

Annual reports

Board

Right of representation

Owners

Owner in

Beneficial owners

Founders and other persons

Related companies

Activities (EMTAK)

Rulings 20