Dr. Diana Kirss OÜ

Active Registry code 11537981 OÜ Ahja alevik Registered 25 Sep 2008

Dr. Diana Kirss OÜ is a OÜ based in Ahja alevik, registry code 11537981, status: active. Main activity: General medical practice activities. Its annual report for 2025 shows revenue of €305 931 and 5 employees.

Turnover

—

State taxes

21 791 €

↑ 20.0% vs Q2 2026

Labour taxes

17 269 €

↓ 12.5% vs Q2 2026

Employees

+2 vs Q2 2026

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

Position in the industry Human health activities · EMTAK 86

Labour taxes per employee 1 919 €

above 46% of companies

industry median 2 177 € · companies in the industry: 1 696
Revenue · 2025 305 931 €

above 81% of companies

industry median 20 811 € · companies in the industry: 3 373
Net profit margin · 2025 8.7 %

above 51% of companies

industry median 8.3 % · companies in the industry: 2 759

Taxes and turnover

Q4 2023 – Q3 2026

Labour taxes per employee, € Q3 2026: 1 919 € · −32.0% vs Q2 2026 · industry median 2 177 € · above 46% of the industry

Company
Industry median

Industry: Human health activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Employees Q3 2026: 9 · +28.6% vs Q2 2026

State taxes, € Q3 2026: 21 791 € · +20.0% vs Q2 2026

Figures by quarter
Quarter	Turnover, €	State taxes, €	Labour taxes, €	Employees
Q3 2026	—	21 791	17 269	9
Q2 2026	—	18 165	19 744	7
Q1 2026	—	19 350	20 822	7
Q4 2025	—	20 057	18 217	8
Q3 2025	—	15 148	16 014	8
Q2 2025	—	15 153	16 040	8
Q1 2025	—	12 474	13 214	8
Q4 2024	—	26 206	17 367	7
Q3 2024	—	15 351	16 344	7
Q2 2024	—	12 743	13 522	7
Q1 2024	—	15 715	14 741	6
Q4 2023	—	7 707	8 037	6
Q3 2023	—	12 822	11 631	5
Q2 2023	—	13 647	9 596	5
Q1 2023	—	6 474	6 734	5
Q4 2022	—	9 864	7 472	4
Q3 2022	—	9 797	7 443	4
Q2 2022	—	6 495	6 780	4
Q1 2022	—	12 140	7 954	4

Labour taxes per employee per month

640 €

Q3 2026 · calculated from EMTA data

Financials by year

2016 – 2025

Revenue, € thousand 2025: 305 931 € · +2.1% vs 2024 · industry median 20 811 € · above 81% of the industry

Company
Industry median

Industry: Human health activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Net profit, € 2025: 26 683 € · −34.5% vs 2024 · industry median 1 071 € · above 79% of the industry

Company
Industry median

Industry: Human health activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Net profit margin, % 2025: 8.7 % · −4.9 pp vs the year before · industry median 8.3 % · above 51% of the industry

Company
Industry median

Industry: Human health activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Assets, € thousand 2025: 177 274 € · +20.2% vs 2024

Equity, € thousand 2025: 114 989 € · −2.8% vs 2024

Employees 2025: 5 · +25.0% vs 2024 · industry median 2 · above 75% of the industry

Company
Industry median

Industry: Human health activities (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	305 931	26 683	165 231	177 274	114 989	5
2024	299 772	40 753	144 822	147 434	118 306	4
2023	252 532	36 493	85 678	162 646	122 670	3
2022	204 520	54 714	62 437	147 214	131 177	3
2021	169 211	46 554	50 887	129 510	106 463	3
2020	155 973	40 258	57 691	97 581	84 909	2
2019	140 534	32 538	65 647	143 386	129 651	2
2018	—	—	—	—	—	2
2017	—	—	—	—	—	2
2016	—	—	—	—	—	2
2015	—	—	—	—	—	2
2014	—	—	—	—	—	2
2013	—	—	—	—	—	2
2012	—	—	—	—	—	2
2011	—	—	—	—	—	2
2010	—	—	—	—	—	2
2009	—	—	—	—	—	2
2008	—	—	—	—	—	2

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

8.7 %

Net profit / revenue

Return on equity (ROE)

23.2 %

Net profit / equity

Return on assets (ROA)

15.1 %

Net profit / assets

Equity ratio

64.9 %

Equity / assets

Debt ratio

35.1 %

Liabilities / assets

Current ratio

2.56

Current assets / current liabilities

Revenue per employee

61 186 €

Revenue / average full-time employees

Labour cost per employee per month

2 754 €

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	29 Jun 2026	Company’s own	e-Äriregister
2024	1 Jan 2024 – 31 Dec 2024	22 May 2025	Company’s own	e-Äriregister
2023	1 Jan 2023 – 31 Dec 2023	26 Jun 2024	Company’s own	e-Äriregister
2022	1 Jan 2022 – 31 Dec 2022	14 Apr 2023	Company’s own	e-Äriregister
2021	1 Jan 2021 – 31 Dec 2021	13 Jun 2022	Company’s own	e-Äriregister
2020	1 Jan 2020 – 31 Dec 2020	17 Jun 2021	Company’s own	e-Äriregister
2019	1 Jan 2019 – 31 Dec 2019	22 Jun 2020	Company’s own	e-Äriregister

Board

Diana Kirss
Board member · since 25 Sep 2008

Right of representation

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

Owners

Diana Kirss
Natural person · 2 556 €

100%

Beneficial owners

Diana Kirss
Direct ownership · since 26 Oct 2018

Founders and other persons

Diana Kirss
Founder · 40 000 € · 24 Sep 2008

Activities (EMTAK)

86211General medical practice activities Main

Rulings 8

All rulings (PDF)

Rulings
Number, date	Title	Deadline	State	Document
Ä 20042256 / 5 2 Sep 2023	Amendment entry		In force 2 Sep 2023	PDF
Ä 20042256 / 4 19 Jan 2018	Amendment entry		In force 19 Jan 2018	PDF
Ä 20042256 / 3 30 Nov 2017	Amendment entry		In force 30 Nov 2017	PDF
Ä 20042256 / 2 27 Apr 2012	Amendment entry		In force 27 Apr 2012	PDF
Ä 20042256 / M3 6 Mar 2012	Refund of the state fee		In force 6 Mar 2012	PDF
Ä 20042256 / M2 6 Feb 2012	Refund of the state fee	6 Mar 2012	In force 6 Feb 2012	PDF
Ä 20042256 / M1 3 Jan 2012	Ruling to eliminate deficiencies	20 Feb 2012	In force 3 Jan 2012	PDF
Ä 42256 25 Sep 2008	First entry		In force 25 Sep 2008	PDF

Sources: e-Äriregister and EMTA. Data updated 1 Nov 2026. Open at the source ↗ · Report an error in the data