CSF OÜ

Legal formLegal form:: Private limited company
Registry codeRegistry code:: 12529272
VAT no.VAT no.:: EE101659693
Fiscal-year periodFiscal-year period:: 01.01 - 31.12
EstablishedEstablished:: 02.09.2013 (13 y)
Former business namesFormer business names:: Kahamaja OÜ
CapitalCapital:: 2 500 EUR
AddressAddress:: Luhajärve, Maramaa küla, Tartu vald, Tartu maakond, 60517
StatusStatus:: Registered

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Contacts

PhonePhone:: +372 5060632
EmailEmail:: info@csf.ee

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Industries

CONSTRUCTION
Construction of civil engineering projects
Construction of other civil engineering projects
Construction of other civil engineering projects n.e.c.
42991 – Construction of other civil engineering projects n.e.c.

VAT liability

VAT no.	Start	End
EE101659693	01.10.2015	-
EE101659693	02.09.2013	01.05.2014

Annual reports

Aggregate data

Year	Period	Submitted	Status
2025	01.01.2025 – 31.12.2025	30.06.2026	Valid	PDF
2024	01.01.2024 – 31.12.2024	01.07.2025	Valid	PDF
2023	01.01.2023 – 31.12.2023	27.06.2024	Valid	PDF
2022	01.01.2022 – 31.12.2022	17.08.2023	Valid	PDF
2022	01.01.2022 – 31.12.2022	25.04.2023	Expired	PDF
2021	01.01.2021 – 31.12.2021	11.07.2022	Valid	PDF
2020	01.01.2020 – 31.12.2020	16.06.2021	Valid	PDF
2019	01.01.2019 – 31.12.2019	27.05.2020	Valid	PDF
2018	01.01.2018 – 31.12.2018	01.07.2019	Valid	PDF
2017	01.01.2017 – 31.12.2017	26.06.2018	Valid	PDF
2016	01.01.2016 – 31.12.2016	09.06.2017	Valid	PDF
2015	01.01.2015 – 31.12.2015	16.05.2016	Valid	PDF
2014	02.09.2013 – 31.12.2014	30.03.2016	Valid	PDF

Unsubmitted declarations

No unsubmitted declarations found

No unsubmitted declarations as of 30.09.2026.

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Tax debt Reports Declarations Court decisions–Official announcements–TTJA decisions–Real estate1 .ee domains3 Licenses–Regulations23 Public transactions4 Grants–State aid–Public procurement–Holdings in companies–Enforcement proceedings Payment orders

Tax data

Period	State taxes	Labour taxes	Taxable turnover	Employees
2026 Q2	0 €	1 848 €	44 328 €+60,1%	1
2026 Q1	2 810 €	836 €	27 691 €−25,3%	1
Total 2026:	2 810 €	2 684 €	72 019 €
2025 Q4	3 051 €	1 574 €	37 051 €−27,6%	1
2025 Q3	4 502 €	2 325 €	51 170 €+49,0%	1
2025 Q2	2 804 €	1 949 €	34 339 €+271%	2
2025 Q1	0 €	1 138 €	9 264 €−41,5%	2
Total 2025:	10 357 €	6 986 €	131 824 €
2024 Q4	496 €	1 096 €	15 838 €−59,2%	1
2024 Q3	1 391 €	1 096 €	38 807 €+74,0%	1
2024 Q2	1 034 €	1 096 €	22 300 €+495%	1
2024 Q1	1 158 €	902 €	3 745 €−78,7%	1
Total 2024:	4 079 €	4 190 €	80 690 €
2023 Q4	0 €	1 086 €	17 545 €+15,5%	1
2023 Q3	1 682 €	1 366 €	15 193 €+19,7%	1
2023 Q2	857 €	806 €	12 688 €−42,1%	2
2023 Q1	2 005 €	760 €	21 923 €−61,2%	1
Total 2023:	4 544 €	4 018 €	67 349 €
2022 Q4	6 131 €	781 €	56 537 €+110%	1
2022 Q3	2 217 €	781 €	26 916 €−39,8%	1
2022 Q2	3 584 €	260 €	44 725 €+10 301%	1
2022 Q1	0 €	0 €	430 €−87,0%	-
Total 2022:	11 932 €	1 822 €	128 608 €
2021 Q4	90,83 €	0 €	3 315 €+211%	-
2021 Q3	0 €	0 €	1 065,83 €−93,1%	-
2021 Q2	76,30 €	0 €	15 398,03 €	-
2021 Q1	16,55 €	0 €	0 €−100%	-
Total 2021:	183,68 €	0 €	19 778,86 €
2020 Q4	147,53 €	0 €	4 543,34 €−72,3%	-
2020 Q3	347,26 €	0 €	16 386,14 €+512%	-
2020 Q2	160,78 €	0 €	2 677,83 €−72,5%	-
2020 Q1	159 €	0 €	9 747 €−73,3%	0
Total 2020:	814,57 €	0 €	33 354,31 €
2019 Q4	2 372 €	0 €	36 555 €+212%	0
2019 Q3	648 €	0 €	11 713 €+66,8%	0
2019 Q2	38 €	0 €	7 021 €+44,6%	0
2019 Q1	193 €	0 €	4 856 €+3,4%	0
Total 2019:	3 251 €	0 €	60 145 €
2018 Q4	167 €	0 €	4 695 €−43,7%	0
2018 Q3	271 €	0 €	8 336 €+10 191%	0
2018 Q2	0 €	0 €	81 €	0
2018 Q1	0 €	0 €	0 €−100%	0
Total 2018:	438 €	0 €	13 112 €
2017 Q4	0 €	0 €	9 899 €+24,4%	0
2017 Q3	1 267 €	596 €	7 960 €	1
2017 Q2	571 €	596 €	0 €−100%	1
2017 Q1	530 €	555 €	4 600 €+119%	1
Total 2017:	2 368 €	1 747 €	22 459 €
2016 Q4	501 €	494 €	2 103 €+20,7%	1
2016 Q3	428 €	410 €	1 742 €−19,0%	1
2016 Q2	1 039 €	505 €	2 150 €+39,2%	1
2016 Q1	363 €	363 €	1 544 €+286%	1
Total 2016:	2 331 €	1 772 €	7 539 €
2015 Q4	117 €	117 €	400 €	1
2015 Q3	0 €	0 €	0 €	1
Total 2015:	117 €	117 €	400 €

Revenue by industry

	2023	2024	2025
Construction of other civil engineering projects n.e.c.		84 991 €	116 043 €
Construction of residential and non-residential buildings	49 253 €

Tax debts

No tax debt found

No tax debt as of 30.09.2026

Representatives

	Personal ID code
Peep Penn Uibu	37605XXXXXX	14.05.1976 (50)	Board member	06.12.2024	-

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Shareholders

	Personal ID code
Peep Penn Uibu	37605XXXXXX	14.05.1976 (50)	Shareholder	2 500 EUR	100,00%	Sole ownership	06.12.2024	-

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Other persons

	Personal ID code
Kristjan Kalaus	37710XXXXXX	31.10.1977 (48)	Founder	01.09.2013	-

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Ultimate beneficial owners

	Personal ID code
Peep Penn Uibu	37605XXXXXX	14.05.1976 (50)	Direct holding	06.12.2024	-

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Holdings in companies

No holdings in companies found

Company has no holdings in other companies

2026 Q2

Turnover

Amount: 44 328 €
Monthly average: 14 776 €
Per employee: 14 776 €
Equity ratio: 591,04%

Labour taxes

Turnover ratio: 4,17%
Tax ratio: -
Monthly average: 616 €
Per employee: 616 €

State taxes

Monthly average: 0 €
Turnover ratio: 0,00%

Estimated salary

Gross salary: 1 242 €
Net salary: 1 088 €

Aggregate data

Last 5 yrsAll

	2025	2024	2023	2022	2021	2020	2019
Current assets	62 714 €+218%	19 719 €−36,0%	30 817 €+421%	5 912 €+11 724%	50 €−96,7%	1 529 €−74,1%	5 913 €
Non-current assets	30 819 €−29,2%	43 552 €−19,9%	54 375 €−15,3%	64 217 €+756%	7 501 €−35,3%	11 590 €	11 590 €
Total assets	93 533 €+47,8%	63 271 €−25,7%	85 192 €+21,5%	70 129 €+829%	7 551 €−42,4%	13 119 €−25,0%	17 503 €
Short-term liabilities	47 563 €+140%	19 835 €+171%	7 309 €−49,1%	-	14 349 €+19,8%	11 979 €+160%	4 608 €
Long-term liabilities	14 767 €−21,6%	18 832 €−15,7%	22 347 €+26,3%	17 700 €	-	-	-
Total liabilities	62 330 €+61,2%	38 667 €+30,4%	29 656 €+67,5%	17 700 €+23,4%	14 349 €+19,8%	11 979 €+160%	4 608 €
Share or stock capital	-	-	-	-	-	-	-
Retained earnings	22 104 €−58,3%	53 036 €+6,2%	49 929 €+637%	-9 298 €−584%	-1 360 €−113%	10 395 €+8 709%	118 €
Net profit	6 599 €+121%	-30 932 €−1 096%	3 107 €−94,8%	59 227 €+846%	-7 938 €+32,5%	-11 755 €−214%	10 277 €
Equity	31 203 €+26,8%	24 604 €−55,7%	55 536 €+5,9%	52 429 €+871%	-6 798 €−696%	1 140 €−91,2%	12 895 €
Turnover	116 043 €+36,5%	84 991 €+72,6%	49 253 €−67,5%	151 317 €+1 003%	13 718 €−50,3%	27 604 €−50,6%	55 901 €
Profit margin	5,7%	-36,4%	6,3%	39,1%	-57,9%	-42,6%	18,4%

Financial ratios

	2022	2021
Profit and cash flow
EBITDA	65 516 €	-6 956 €
Liquidity
Current ratio	0,3	0,0
Quick ratio	0,3	0,0
Cash ratio	0,0	0,0
Efficiency
Days sales outstanding (dso)	-	-
Asset turnover	3,9	1,3
Structure
Debt ratio	0,3	1,9
Profitability
Operating margin	39,1%	-57,9%
Net profit margin	39,1%	-57,9%
Return on assets (roa)	152,5%	-76,8%
Return on equity (roe)	113,0%	-

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Licences & notices

No licenses and notices found

Company has no active licenses and business activity notices

Regulations


Ä 20065031 / 13	13.01.2026	Entry – Amendment entry under NSPA § 595¹ (1)	-	Entered into force13.01.2026
Ä 20065031 / 12	06.12.2024	Entry – Amendment entry	-	Entered into force06.12.2024
Ä 20065031 / 11	02.09.2023	Entry – Amendment entry	-	Entered into force02.09.2023
Ä 20065031 / 10	14.07.2022	Entry – Amendment entry under CRA § 525 (2)	-	Entered into force14.07.2022
Ä 20065031 / 9	11.07.2022	Entry – Amendment entry	-	Entered into force11.07.2022

Real estate

		Purpose
Luhajärve, Maramaa küla, Tartu vald, Tartu maakond	15 200 m²	Agricultural land 100%

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


15.10.2025	Võru Vallavalitsus	160,58 €Received	OPERATING EXPENSESBiodiversity and landscape conservation
04.09.2025	Eesti Kunstiakadeemia	346,10 €Received	OPERATING EXPENSESR&D in education
04.07.2025	Tallinna Tehnikaülikool	655,73 €Received	OPERATING EXPENSESR&D in education
10.07.2024	Mulgi Vallavalitsus	200 €Received	OPERATING EXPENSESCleaning of public areas

Funded projects

No funded projects found

The company has no projects funded by EU or foreign grants

State aid

No state aid found

The company has not been granted state aid or de minimis aid

Public procurement contracts

No public procurement contracts found

The company has no public procurement contracts

.ee domains


csf.ee	Active	19.03.2021	20.03.2027
carrotscrew.ee	Active	24.11.2016	25.11.2027
cuut.ee	Active	25.04.2016	26.04.2027

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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.