Aidu Wind Park OÜ

Active Registry code 16738104 OÜ Tallinn Registered 15 May 2023

Aidu Wind Park OÜ is a OÜ based in Tallinn, registry code 16738104, status: active. Main activity: Electricity production from wind power. According to EMTA, turnover for Q3 2026 was €994 317 with 1 employees.

Turnover

994 317 €

↓ 42.7% vs Q2 2026

State taxes

2 874 €

Labour taxes

2 106 €

↑ 0.0% vs Q2 2026

Employees

±0 vs Q2 2026

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

Position in the industry Electricity, gas, steam and air conditioning supply · EMTAK 35

Turnover · Q3 2026 994 317 €

above 92% of companies

industry median 3 039 € · companies in the industry: 735
Labour taxes per employee 2 106 €

above 38% of companies

industry median 2 710 € · companies in the industry: 179
Revenue · 2025 10.1 mn €

above 98% of companies

industry median 3 747 € · companies in the industry: 1 008
Net profit margin · 2025 47.1 %

above 84% of companies

industry median 3.6 % · companies in the industry: 693

Taxes and turnover

Q4 2023 – Q3 2026

Turnover, € thousand Q3 2026: 994 317 € · −42.7% vs Q2 2026 · industry median 3 039 € · above 92% of the industry

Company
Industry median

Industry: Electricity, gas, steam and air conditioning supply (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Labour taxes per employee, € Q3 2026: 2 106 € · +0.0% vs Q2 2026 · industry median 2 710 € · above 38% of the industry

Company
Industry median

Industry: Electricity, gas, steam and air conditioning supply (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Employees Q3 2026: 1 · +0.0% vs Q2 2026

State taxes, € thousand Q3 2026: 2 874 €

Figures by quarter
Quarter	Turnover, €	State taxes, €	Labour taxes, €	Employees
Q3 2026	994 317	2 874	2 106	1
Q2 2026	1 734 898	—	2 106	1
Q1 2026	3 660 041	2 531	2 106	1
Q4 2025	2 464 535	—	2 071	1
Q3 2025	1 124 846	—	2 142	1
Q2 2025	2 488 573	—	2 145	1
Q1 2025	3 853 692	447 430	2 123	1
Q4 2024	2 688 064	940	680	1
Q3 2024	2 327 794	—	—	—
Q2 2024	1 895 129	—	—	—
Q1 2024	2 024 032	—	—	—
Q4 2023	218 373	—	—	—
Q3 2023	—	—	—	—

Labour taxes per employee per month

702 €

Turnover per employee in the quarter

994 317 €

Q3 2026 · calculated from EMTA data

Financials by year

2024 – 2025

Revenue, € thousand 2025: 10 054 781 € · +118.4% vs 2024 · industry median 3 747 € · above 98% of the industry

Company
Industry median

Industry: Electricity, gas, steam and air conditioning supply (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Net profit, € thousand 2025: 4 738 814 € · +7.7% vs 2024 · industry median 0 € · above 98% of the industry

Company
Industry median

Industry: Electricity, gas, steam and air conditioning supply (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Net profit margin, % 2025: 47.1 % · −48.5 pp vs the year before · industry median 3.6 % · above 84% of the industry

Company
Industry median

Industry: Electricity, gas, steam and air conditioning supply (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Assets, mn € 2025: 110 320 319 € · +6.4% vs 2024

Equity, € thousand 2025: 14 175 127 € · +219.8% vs 2024

Employees 2025: 0 · industry median 2 · above 2% of the industry

Company
Industry median

Industry: Electricity, gas, steam and air conditioning supply (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	10 054 781	4 738 814	15 927	110 320 319	14 175 127	0
2024	4 602 793	4 400 815	0	103 727 976	4 432 815	0

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

47.1 %

Net profit / revenue

Return on equity (ROE)

33.4 %

Net profit / equity

Return on assets (ROA)

4.3 %

Net profit / assets

Equity ratio

12.8 %

Equity / assets

Debt ratio

87.2 %

Liabilities / assets

Current ratio

1.31

Current assets / current liabilities

Annual reports

PDFs from e-Äriregister

Annual reports
Year	Period	Filed	Report	Documents
2024	1 Jul 2024 – 30 Jun 2025	10 Dec 2025	Company’s own · audited	e-Äriregister
2023	15 May 2023 – 30 Jun 2024	16 Jan 2025	Company’s own · audited	e-Äriregister

Commercial pledges

No.	Amount	Pledgee	Period
1	3 500 000 €	Norddeutsche Landesbank - Girozentrale,	16 Jul 2024 – in force

Board

Dirk Johannes Ketelsen
Board member · since 15 Jan 2025
Siim Sõnajalg
Board member · since 16 Apr 2026
Nasdaq CSD SE
Keeper of the share register · since 23 Aug 2023

Right of representation

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

Owners

Omanikukonto: Dirkshof Estonia OÜ
Legal person · 16633026 · 16 000 €

50%
Omanikukonto: ELEON CAPITAL OÜ
Legal person · 16355834 · 8 000 €

25%
Omanikukonto: EESTI KAPITAL OÜ
Legal person · 11515821 · 1 600 €

5%
Omanikukonto: GOLDEN CAPITAL OÜ
Legal person · 16350819 · 1 600 €

5%
Omanikukonto: Investment Capital OÜ
Legal person · 16505995 · 1 600 €

5%
Omanikukonto: OÜ ENERGIA KAPITAL
Legal person · 12182383 · 1 600 €

5%
Omanikukonto: UNITED PLUS OÜ
Legal person · 16347838 · 1 600 €

5%

Owner in

Aidu Infra OÜ
50%

Beneficial owners

Katrina Sophia Sõnajalg
Indirect ownership · since 22 Aug 2025
Mikk Sõnajalg
Indirect ownership · since 22 Aug 2025
Roose Maria Sõnajalg
Indirect ownership · since 22 Aug 2025
Siim Sõnajalg
Indirect ownership · since 22 Aug 2025
Taavi Sõnajalg
Indirect ownership · since 22 Aug 2025
Dirk Johannes Ketelsen
Indirect ownership · DEU · since 18 May 2023

Founders and other persons

Eleon Green OÜ
Founder · 10 000 € · 15 May 2023

shared board members, owners or beneficial owners

Activities (EMTAK)

35122Electricity production from wind power Main

Rulings 18

All rulings (PDF)

Rulings
Number, date	Title	Deadline	State	Document
Ä 50228503 / M3 30 Jul 2026	Ruling to correct data outside an entry	13 Aug 2026	In force 30 Jul 2026	PDF
Ä 50228503 / 15 16 Apr 2026	Amendment entry		In force 16 Apr 2026	PDF
Ä 50228503 / 14 25 Sep 2025	Amendment under Code of Civil Procedure § 595¹ (1)		In force 25 Sep 2025	PDF
Ä 50228503 / 13 25 Jul 2025	Amendment entry		In force 25 Jul 2025	PDF
Ä 50228503 / 12 29 May 2025	Amendment entry		In force 29 May 2025	PDF
Ä 50228503 / 11 15 Jan 2025	Amendment entry		In force 15 Jan 2025	PDF
Ä 50228503 / M2 30 Dec 2024	Ruling to eliminate deficiencies in the annual report	29 Jan 2025	Deficiencies eliminated 16 Jan 2025	PDF
Ä 50228503 / 10 17 Dec 2024	Amendment entry		In force 17 Dec 2024	PDF
Ä 50228503 / M1 12 Dec 2024	Ruling to eliminate deficiencies	26 Dec 2024	Deficiencies eliminated 17 Dec 2024	PDF
Ä 50228503 / 9 3 Oct 2024	Amendment entry		In force 3 Oct 2024	PDF
K 50228503 / 8 16 Jul 2024	Commercial pledge entered		In force 16 Jul 2024	PDF
Ä 50228503 / 7 28 Jun 2024	Amendment entry		In force 28 Jun 2024	PDF
Ä 50228503 / 6 17 May 2024	Amendment entry		In force 17 May 2024	PDF
Ä 50228503 / 5 16 Jan 2024	Amendment entry		In force 16 Jan 2024	PDF
Ä 50228503 / 4 3 Nov 2023	Amendment entry		In force 3 Nov 2023	PDF
Ä 50228503 / 3 23 Aug 2023	Amendment entry		In force 23 Aug 2023	PDF
Ä 50228503 / 2 15 May 2023	Third (informative) division entry		In force 15 May 2023	PDF
Ä 50228503 15 May 2023	First (declaratory) division entry (card of the new company)		In force 15 May 2023	PDF

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

Aidu Wind Park OÜ

Position in the industry Electricity, gas, steam and air conditioning supply · EMTAK 35

Taxes and turnover

Financials by year

Financial ratios for 2025

Annual reports

Commercial pledges

Board

Right of representation

Owners

Owner in

Beneficial owners

Founders and other persons

Related companies

Activities (EMTAK)

Rulings 18