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Jah

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3 - 1

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Si&Ko OÜ

Legal form:

Private limited company

Registry code:

16017633

VAT no.:

EE102275380

Fiscal-year period:

01.01 - 31.12

Established:

28.07.2020 (5)

Capital:

2 500 EUR

Address:

Vana-Narva mnt 14, Maardu linn, Harju maakond, 74114

Status:

Registered

Contacts

Email:

info@siko.ee

Phone:

+372 5135860

Industries

CONSTRUCTION
Specialised construction activities
Electrical installation and plumbing and other construction installation works
Plumbing, heating and air-conditioning installation
43221 - Installation of heating, ventilation and air-conditioning equipment

VAT liability

	Start	End
EE102275380	30.07.2020

Annual reports

Aggregate data

	Period	Submitted
2025	01.01.2025 - 31.12.2025	Due date 30.06.2026
2024	01.01.2024 - 31.12.2024	Not submitted (deadline 30.06.2025)
2023	01.01.2023 - 31.12.2023	02.12.2024	Valid
2022	01.01.2022 - 31.12.2022	19.03.2024	Valid
2021	28.07.2020 - 31.12.2021	19.03.2024	Valid

Unsubmitted declarations

No unsubmitted declarations found

No unsubmitted declarations as of 03.06.2026.

Delayed declarations

	Deadline	Submitted
Income- and social-tax return	10.03.2026	20.03.2026	10 days overdue
Income- and social-tax return	10.02.2026	17.02.2026	7 days overdue
VAT return	22.12.2025	23.12.2025	1 days overdue
VAT return	20.11.2025	25.11.2025	5 days overdue

???

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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? Strengths

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Tax data

	State taxes	Labour taxes	Taxable turnover	Employees
2026 Q1	3 639 €	3 028 €	5 133 €42.7%	2
Kokku 2026:	3 639 €	3 028 €	5 133 €
2025 Q4	4 408 €	3 423 €	8 960 €62.3%	2
2025 Q3	6 949 €	4 421 €	23 750 €25.0%	2
2025 Q2	6 908 €	2 937 €	31 670 €68.3%	2
2025 Q1	9 356 €	6 362 €	18 813 €29.5%	2
Kokku 2025:	27 621 €	17 143 €	83 193 €47.5%
2024 Q4	11 685 €	8 262 €	26 680 €20.3%	2
2024 Q3	11 582 €	8 262 €	33 480 €14.9%	2
2024 Q2	12 536 €	8 262 €	39 360 €33.3%	2
2024 Q1	13 030 €	8 262 €	58 988 €39.1%	2
Kokku 2024:	48 833 €	33 048 €	158 508 €30.9%
2023 Q4	17 080 €	6 059 €	96 834 €481.8%	2
2023 Q3	7 503 €	5 618 €	16 645 €73.0%	2
2023 Q2	8 316 €	5 618 €	61 646 €13.8%	2
2023 Q1	11 669 €	5 618 €	54 192 €104.4%	2
Kokku 2023:	44 569 €	22 913 €	229 318 €41.2%
2022 Q4	8 006 €	5 618 €	26 507 €49.6%	2
2022 Q3	9 106 €	8 636 €	17 724 €70.0%	4
2022 Q2	11 970 €	8 228 €	59 134 €0.1%	4
2022 Q1	17 446 €	8 024 €	59 091 €87.8%	4
Kokku 2022:	46 528 €	30 506 €	162 456 €13.6%
2021 Q4	9 259 €	4 797 €	31 472 €46.0%	4
2021 Q3	12 031 €	4 260 €	58 257 €52.5%	2
2021 Q2	8 031 €	3 895 €	38 200 €36.5%	2
2021 Q1	14 033 €	2 539 €	60 200 €79.5%	2
Kokku 2021:	43 354 €	15 492 €	188 128 €341.3%
2020 Q4	3 147 €	313 €	33 545 €269.1%	2
2020 Q3	1 561 €	0 €	9 088 €	-
Kokku 2020:	4 708 €	313 €	42 633 €

Revenue by industry

	2021	2022	2023
Installation of heating, ventilation and air-conditioning equipment	320 115 €	241 433 €	288 862 €

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
Dagmar Siida	47210XXXXXX	13.10.1972 (53)	Board member	28.07.2020	-

1 - 1 / 1 rows

Shareholders

Name	Personal ID code	Date of birth	Role	Share	%	Type	Start	End
Dagmar Siida	47210XXXXXX	13.10.1972 (53)	Shareholder	2 500,00 EUR	100	Sole ownership	01.09.2023	-

1 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
Dagmar Siida	47210XXXXXX	13.10.1972 (53)	Founder	22.07.2020	-

1 - 1 / 1 rows

Ultimate beneficial owners

Name	Personal ID code	Date of birth	Role	Start	End
Dagmar Siida	47210XXXXXX	13.10.1972 (53)	Member of higher governing body (board or supervisory board)	28.07.2020	-

1 - 1 / 1 rows

Holdings in companies

No holdings in companies found

Company has no holdings in other companies

2026 Q1

Turnover

Amount

5 133 €

Monthly average

1 711 €

Per employee

856 €

Equity ratio

68,44%

Labour taxes

Turnover ratio

58,99%

Tax ratio

83,21%

Monthly average

1 009 €

Per employee

505 €

State taxes

Monthly average

1 213 €

Turnover ratio

70,89%

Estimated salary

Gross salary

1 092 €

Net salary

956 €

Aggregate data

	2023	2022	2021
Current assets	37 979 €812.3%	4 163 €67.9%	12 971 €
Non-current assets	-	-	-
Total assets	37 979 €812.3%	4 163 €67.9%	12 971 €
Short-term liabilities	17 000 €1 617.2%	990 €86.8%	7 481 €
Long-term liabilities	-	-	-
Total liabilities	17 000 €1 617.2%	990 €86.8%	7 481 €
Share or stock capital	2 500 €	2 500 €	2 500 €
Retained earnings	-2 500 €	-2 500 €	-2 500 €
Net profit	20 979 €561.2%	3 173 €42.2%	5 490 €
Equity	20 979 €561.2%	3 173 €42.2%	5 490 €
Turnover	288 862 €19.6%	241 433 €24.6%	320 115 €
Profit margin	7.26%452.6%	1.31%23.4%	1.72%

Financial ratios

	2023	2022	2021
Profit and cash flow
EBITDA	-	-	-
Liquidity
Current ratio	F.V	R.A	N.U
Quick ratio	K.V	T.V	Q.H
Cash ratio	L.L	M.S	H.Z
Efficiency
Days sales outstanding (dso)	G.Q	G.I	J.M
Asset turnover	SO.D	OR.I	CW.T
Structure
Debt ratio	M.J	O.A	Y.C
Profitability
Operating margin	B.J%	F.T%	G.E%
Net profit margin	Q.P%	J.O%	F.J%
Return on assets (roa)	JK.Z%	PP.Y%	FE.V%
Return on equity (roe)	TXO.R%	EBY.B%	TFE.M%

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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 50150564 / M4	05.09.2024	Warning for deletion from register – annual report not filed	09.12.2024	Deficiencies remedied (03.12.2024)
Ä 50150564 / M3	16.07.2024	Warning for deletion from register – annual report not filed	19.10.2024	Deficiencies remedied (24.08.2024)
Ä 50150564 / M2	16.12.2023	Warning for deletion from register – annual report not filed	20.03.2024	Deficiencies remedied (20.03.2024)
Ä 50150564 / 3	01.09.2023	Entry - Amendment entry		Entered into force (01.09.2023)
Ä 50150564 / 2	11.08.2020	Entry - Amendment entry		Entered into force (11.08.2020)

1 - 5 / 7 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

No official announcements found

Company has no issued official announcements

Public transactions

Date	Party	Amount	Classification
06.03.2026	Riigi Kinnisvara Aktsiaselts	1 281.17 € Received	OPERATING EXPENSES Other general services
24.10.2025	Riigilaevastik	7 998.00 € Received	OPERATING EXPENSES Water transport
17.04.2025	Riigilaevastik	5 307.00 € Received	OPERATING EXPENSES Water transport
06.03.2025	Riigi Kinnisvara Aktsiaselts	1 201.09 € Received	OPERATING EXPENSES Other general services
10.02.2025	Riigilaevastik	3 355.00 € Received	OPERATING EXPENSES Water transport

Si&Ko OÜ

Contacts

Industries

VAT liability

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No unsubmitted declarations found

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Hidden

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Holdings in companies

No holdings in companies found

Aggregate data

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No licenses and notices found

Regulations

Regulations

Real estate

No real estate found

Consumer Disputes Committee decisions

No consumer dispute committee decisions found

Official announcements

No official announcements found

Public transactions

Public transactions

.ee domains

No domains found

Enforcement proceedings

No enforcement proceedings found

Payment orders

No payment orders found