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OÜ SinaMina

Legal form:

Private limited company

Registry code:

10377349

VAT no.:

Fiscal-year period:

01.01 - 31.12

Established:

05.02.1998 (28)

Former business names:

osaühing Ott Köstner, OÜ Synerlab

Capital:

2 556 EUR

Address:

Kreegi tn 13, Nõmme linnaosa, Tallinn, Harju maakond, 11621

Status:

Registered

Contacts

Email:

ottkostner@gmail.com

Phone:

+372 53488992

Industries

PROFESSIONAL, SCIENTIFIC AND TECHNICAL ACTIVITIES
Other professional, scientific and technical activities
Design activities
74121 - Graphic design and visual communication
ARTS, SPORTS AND RECREATION
Artistic creation and performing arts
Artistic creation
90121 - Visual arts creation

VAT liability

	Start	End
EE100346716	01.03.1998	14.02.2007

Annual reports

Aggregate data

	Period	Submitted
2025	01.01.2025 - 31.12.2025	26.03.2026	Valid
2024	01.01.2024 - 31.12.2024	17.06.2025	Valid
2023	01.01.2023 - 31.12.2023	28.06.2024	Valid
2020	01.01.2020 - 31.12.2020	13.05.2021	Valid
2019	01.01.2019 - 31.12.2019	23.06.2020	Valid
2018	01.01.2018 - 31.12.2018	12.06.2019	Valid
2017	01.01.2017 - 31.12.2017	24.06.2018	Valid
2016	01.01.2016 - 31.12.2016	22.06.2017	Valid
2015	01.01.2015 - 31.12.2015	06.07.2016	Valid
2014	01.01.2014 - 31.12.2014	06.07.2016	Valid
2013	01.01.2013 - 31.12.2013	26.06.2014	Valid
2012	01.01.2012 - 31.12.2012	19.06.2013	Valid
2011	01.01.2011 - 31.12.2011	20.06.2012	Valid
2010	01.01.2010 - 31.12.2010	28.07.2011	Valid
2009	01.01.2009 - 31.12.2009	27.09.2010	Valid
2008	01.01.2008 - 31.12.2008	17.05.2009	Valid
2007	01.01.2007 - 31.12.2007	20.05.2008	Valid
2006	01.01.2006 - 31.12.2006	15.10.2007	Valid
2005	01.01.2005 - 31.12.2005	01.06.2006	Valid
2004	01.01.2004 - 31.12.2004	08.06.2005	Valid
2003	01.01.2003 - 31.12.2003	11.06.2004	Valid
2002	01.01.2002 - 31.12.2002	01.07.2003	Valid
2001	01.01.2001 - 31.12.2001	01.07.2002	Valid
2000	01.01.2000 - 31.12.2000	04.10.2001	Valid

Unsubmitted declarations

No unsubmitted declarations found

No unsubmitted declarations as of 03.06.2026.

???

Credit rating

Hidden

Credit rating is based on company financial data and payment behavior. detailed analysis available to regia+ users.

020406080100

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Real estate

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Holdings in companies

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Tax data

	State taxes	Employees
2025 Q4	226 €	-
2025 Q3	226 €	-
Kokku 2025:	452 €

Revenue by industry

	2023	2024	2025
Visual arts creation			3 731 €
Graphic design and visual communication			1 040 €
Other artistic creation		2 750 €
Creative artistic activities	1 600 €

Tax debts

No tax debt found

No tax debt as of 03.06.2026

Representatives

Name	Personal ID code	Date of birth	Role	Start	End
Clara Jantson-Köstner	60106XXXXXX	27.06.2001 (24)	Board member	07.08.2023	-

8 inactive record hidden, extended access to the information portal is required to view history!

1 - 1 / 1 rows

Shareholders

Name	Personal ID code	Date of birth	Role	Share	%	Type	Start	End
Ott Köstner	36311XXXXXX	09.11.1963 (62)	Shareholder	2 556,00 EUR	100	Sole ownership	16.10.2025	-

2 inactive record hidden, extended access to the information portal is required to view history!

1 - 1 / 1 rows

Other persons

Name	Personal ID code	Date of birth	Role	Start	End
Ott Köstner	36311XXXXXX	09.11.1963 (62)	Founder	05.02.1998	-

1 - 1 / 1 rows

Ultimate beneficial owners

Name	Personal ID code	Date of birth	Role	Start	End
Clara Jantson-Köstner	60106XXXXXX	27.06.2001 (24)	Member of higher governing body (board or supervisory board)	05.08.2023	-

1 inactive record hidden, extended access to the information portal is required to view history!

1 - 1 / 1 rows

Holdings in companies

No holdings in companies found

Company has no holdings in other companies

2 inactive record hidden, extended access to the information portal is required to view history!

2025 Q4

Turnover

Amount

0 €

Monthly average

0 €

Per employee

0 €

Equity ratio

Labour taxes

Turnover ratio

0,00%

Tax ratio

0,00%

Monthly average

0 €

Per employee

0 €

State taxes

Monthly average

75 €

Turnover ratio

0,00%

Estimated salary

Gross salary

0 €

Net salary

0 €

Aggregate data

	2025	2024	2023	2020	2019
Current assets	3 695 €79.0%	2 064 €391.4%	420 €31.3%	320 €	320 €
Non-current assets	1 957 €20.4%	2 459 €	2 459 €10.0%	2 236 €	2 236 €
Total assets	5 652 €25.0%	4 523 €57.1%	2 879 €12.6%	2 556 €	2 556 €
Short-term liabilities	25 €	-	-	-	-
Long-term liabilities	-	-	-	-	-
Total liabilities	25 €	-	-	-	-
Share or stock capital	2 556 €	2 556 €	2 556 €	2 556 €	2 556 €
Retained earnings	590 €82.7%	323 €44.8%	223 €	-	-
Net profit	2 481 €50.9%	1 644 €1 544.0%	100 €	-	-
Equity	5 627 €24.4%	4 523 €57.1%	2 879 €12.6%	2 556 €	2 556 €
Turnover	4 771 €73.5%	2 750 €71.9%	1 600 €	-	-
Profit margin	52.00%13.0%	59.78%856.5%	6.25%	0.00%	0.00%

Financial ratios

	2024	2023	2020	2019	2018
Profit and cash flow
EBITDA	-	-	-	-	-
Liquidity
Current ratio	-	-	-	-	-
Quick ratio	-	-	-	-	-
Cash ratio	-	-	-	-	-
Efficiency
Days sales outstanding (dso)	-	-	-	-	-
Asset turnover	X.J	Y.H	-	-	-
Structure
Debt ratio	Z.T	I.W	-	1.0	1.0
Profitability
Operating margin	JL.U%	W.Q%	-	-	-
Net profit margin	QD.G%	U.P%	-	-	-
Return on assets (roa)	CM.V%	P.P%	A.V%	0.0%	0.0%
Return on equity (roe)	XQ.F%	H.P%	-	0.0%	0.0%

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Licences & notices

No licenses and notices found

Company has no active licenses and business activity notices

Regulations

Regulation no.	Date	Type	Deadline	Status
Ä 10024027 / 22	05.05.2026	Entry - Amendment entry		Entered into force (05.05.2026)
Ä 10024027 / 20	27.04.2026	Entry - Amendment entry		Entered into force (27.04.2026)
Ä 10024027 / 21	27.04.2026	Negative entry order – deficiencies not remedied - Amendment entry		Entered into force (13.05.2026)
Ä 10024027 / M7	27.03.2026	Order to remedy deficiencies - Amendment entry	24.04.2026	Entered into force (27.04.2026)
Ä 10024027 / 19	16.10.2025	Entry - Amendment entry		Entered into force (16.10.2025)

1 - 5 / 22 rows

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

Official announcements

Subject	Date
Notice of a private-limited-company liquidation proceedings	07.08.2021

1 - 1 / 1 rows

Public transactions

Date	Party	Amount	Classification
13.06.2025	Eesti Kunstiakadeemia	700.00 € Received	OPERATING EXPENSES Tertiary education

1 - 1 / 1 rows

.ee domains

Domain	Status	Registered	Expires	End
synerlab.ee	Active	04.07.2010	01.01.2027	-

1 - 1 / 1 rows

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