Siena Venture Partners OÜ

Legal form:: Private limited company
Registry code:: 16076815
VAT no.:: EE102936470
Fiscal-year period:: 01.01 - 31.12
Established:: 15.10.2020 (6 y)
Capital:: 25 000 EUR
Address:: Toom-Rüütli tn 10/1-1, Kesklinna linnaosa, Tallinn, Harju maakond, 10130
Status:: Registered
E-invoice reception:: e-arveldaja

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Contacts

Email:: info@siena.ee

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Industries

FINANCIAL AND INSURANCE ACTIVITIES
Auxiliary activities of financial services and insurance
66301 – Fund management

Industry TOPNo. 24 of 34 companies

1.Osaühing QFM4.4M €
2.Aktsiaselts Trigon Asset Management2.9M €
3.Swedbank Investeerimisfondid Aktsiaselts1.6M €
4.AS Plural Estonia982.9k €
5.AS Birdeye Capital662.7k €
6.EfTEN Capital AS656k €
7.AS BaltCap583.6k €
8.Lagopus OÜ450k €
9.AS SmartCap427.9k €
10.KRR Partners AS234.9k €

24.Siena Venture Partners OÜ18.2k €

Main activity 66301 · turnover over the last 4 quarters

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VAT liability

VAT no.	Start	End
EE102936470	18.12.2025	-

Annual reports

Aggregate data

Year	Period	Submitted	Status
2025	01.01.2025 – 31.12.2025	29.06.2026	Valid	PDF
2024	01.01.2024 – 31.12.2024	31.05.2025	Valid	PDF
2023	01.01.2023 – 31.12.2023	20.06.2024	Valid	PDF
2022	01.01.2022 – 31.12.2022	29.06.2023	Valid	PDF
2021	15.10.2020 – 31.12.2021	07.06.2022	Valid	PDF

Unsubmitted declarations

No unsubmitted declarations found

No unsubmitted declarations as of 23.10.2026.

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Tax debt Reports Declarations Court decisions–Official announcements–TTJA decisions–Real estate–.ee domains–Licenses1 Regulations8 Public transactions–Grants–State aid1 Public procurement–Holdings in companies–Enforcement proceedings Payment orders

Tax data

Period	State taxes	Labour taxes	Taxable turnover	Employees
2026 Q3	173 504 €	19 470 €	1 253 €−81,0%	2
2026 Q2	42 321 €	15 477 €	6 610 €+22,8%	2
2026 Q1	33 907 €	16 713 €	5 381 €+8,1%	2
Total 2026:	249 732 €	51 660 €	13 244 €
2025 Q4	48 897 €	13 418 €	4 978 €	2
2025 Q3	97 607 €	4 163 €	-	2
2025 Q2	26 980 €	3 680 €	-	2
2025 Q1	4 208 €	4 217 €	-	2
Total 2025:	177 692 €	25 478 €	4 978 €
2024 Q4	10 904 €	2 509 €	-	2
2024 Q3	755 €	379 €	-	2
2024 Q2	10 394 €	159 €	-	-
2024 Q1	1 130 €	363 €	-	-
Total 2024:	23 183 €	3 410 €	0 €
2023 Q4	8 €	0 €	-	-
2023 Q2	310 €	11 €	-	-
Total 2023:	318 €	11 €	0 €
2022 Q1	89 €	0 €	-	-
Total 2022:	89 €	0 €	0 €

Revenue by industry

	2025
Fund management	1 130 130 €

Tax debts

No tax debt found

No tax debt as of 23.10.2026

Representatives

	Personal ID code
Rain Tamm	37105XXXXXX	18.05.1971 (55)	Board member	09.12.2022	-
Lauri Isotamm	37407XXXXXX	29.07.1974 (52)	Board member	15.10.2020	-
Rando Rannus	37908XXXXXX	23.08.1979 (47)	Board member	15.10.2020	-

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Shareholders

	Personal ID code
Heisenberg Ehrmantraut OÜ	12791691	30.01.2015 (11)	Shareholder	9 375 EUR	37,50%	Sole ownership	08.07.2025	-
Luarvik Luarvik OÜ	17218950	14.04.2025 (1)	Shareholder	9 375 EUR	37,50%	Sole ownership	08.07.2025	-
Panta Rhei Ventures OÜ	12445397	27.03.2013 (13)	Shareholder	6 250 EUR	25,00%	Sole ownership	26.08.2024	-

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Other persons

	Personal ID code
Panta Rhei Ventures OÜ	12445397	27.03.2013 (13)	Founder	15.10.2020	-
Siena Holding OÜ	12658992	09.05.2014 (12)	Founder	15.10.2020	-

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Ultimate beneficial owners

	Personal ID code
Lauri Isotamm	37407XXXXXX	29.07.1974 (52)	Indirect holding	15.10.2020	-
Rain Tamm	37105XXXXXX	18.05.1971 (55)	Indirect holding	15.10.2020	-
Rando Rannus	37908XXXXXX	23.08.1979 (47)	Indirect holding	15.10.2020	-

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Holdings in companies

No holdings in companies found

Company has no holdings in other companies

2026 Q3

Turnover

Amount: 1 253 €
Monthly average: 418 €
Per employee: 209 €
Equity ratio: 1,67%

Labour taxes

Turnover ratio: 1 553,87%
Tax ratio: 11,22%
Monthly average: 6 490 €
Per employee: 3 245 €

State taxes

Monthly average: 57 835 €
Turnover ratio: 13 847,09%

Estimated salary

Gross salary: 5 728 €
Net salary: 4 461 €

Aggregate data

	2025	2024	2023	2022	2021
Current assets	176 989 €+12,1%	157 894 €−11,6%	178 714 €+21,6%	146 939 €+73,7%	84 572 €
Non-current assets	244 €−46,4%	455 €−32,1%	670 €−24,3%	885 €+44 150%	2 €
Total assets	177 233 €+11,9%	158 349 €−11,7%	179 384 €+21,3%	147 824 €+74,8%	84 574 €
Short-term liabilities	45 615 €+498%	7 624 €+575%	1 130 €+265%	310 €−85,5%	2 131 €
Long-term liabilities	-	-	-	-	-
Total liabilities	45 615 €+498%	7 624 €+575%	1 130 €+265%	310 €−85,5%	2 131 €
Share or stock capital	-	-	-	-	-
Retained earnings	41 728 €−47,3%	79 254 €−45,2%	144 514 €+81,9%	79 443 €+2 548%	3 000 €
Net profit	652 069 €+1 303%	46 471 €+51,2%	30 740 €−52,8%	65 071 €−18,1%	79 443 €
Equity	131 618 €−12,7%	150 725 €−15,4%	178 254 €+20,8%	147 514 €+78,9%	82 443 €
Turnover	1 130 130 €	-	-	-	-
Profit margin	57,7%	-	-	-	-

Financial ratios

	2022	2021
Profit and cash flow
EBITDA	-248 223 €	-
Liquidity
Current ratio	474,0	39,7
Quick ratio	474,0	39,7
Cash ratio	188,7	3,8
Efficiency
Days sales outstanding (dso)	-	-
Asset turnover	-	-
Structure
Debt ratio	0,0	0,0
Profitability
Operating margin	-	-
Net profit margin	-	-
Return on assets (roa)	56,0%	93,9%
Return on equity (roe)	44,1%	96,4%

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Licences & notices


License	FFA000408	Financial services	Valid	08.12.2020	-

Regulations


Ä 50157482 / 7	10.06.2026	Entry – Amendment entry	-	Entered into force10.06.2026
Ä 50157482 / 6	10.11.2025	Entry – Amendment entry	-	Entered into force10.11.2025
Ä 50157482 / 5	27.08.2024	Entry – Amendment entry	-	Entered into force27.08.2024
Ä 50157482 / 4	01.09.2023	Entry – Amendment entry	-	Entered into force01.09.2023
Ä 50157482 / 3	09.12.2022	Entry – Amendment entry	-	Entered into force09.12.2022

Real estate

No real estate found

Company has no real estate

Consumer Disputes Committee decisions

No consumer dispute committee decisions found

Company has not been issued consumer dispute committee decisions

Court decisions

No court decisions found

The company has no court decisions

Official announcements

No official announcements found

Company has no issued official announcements

Public transactions

No public transactions found

Company has no public transactions

Funded projects

No funded projects found

The company has no projects funded by EU or foreign grants

State aid


17.09.2021	Ettevõtluse ja Innovatsiooni SihtasutusAid measure 17577	Stardiabi alustava ettevõtluse toetamiseks (VTA) › MuuGrant	98 €	17577/2200047

Public procurement contracts

No public procurement contracts found

The company has no public procurement contracts

.ee domains

No domains found

Company has no valid .ee domains

Enforcement proceedings

No enforcement proceedings found

Company has no active debts with bailiffs

Payment orders

No payment orders found

Company has no court-ordered payment orders

Data comes from public registers.