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OÜ Koodimasin

Legal form:

Private limited company

Registry code:

10728286

VAT no.:

EE100677647

Fiscal-year period:

01.01 - 31.12

Established:

13.02.2001 (25)

Former business names:

OÜ ISP Büroo

Capital:

2 556 EUR

Address:

Keiu tee 10, Randvere küla, Viimsi vald, Harju maakond, 74001

Status:

Registered

Contacts

Email:

info@stuudium.com

Phone:

+372 6406368

Website:

https://stuudium.com/

Industries

ELECTRONIC COMMUNICATIONS SERVICES, PROGRAMMING, CONSULTANCY, DATA-INFRASTRUCTURE AND OTHER INFORMATION ACTIVITIES
Computer programming, consultancy and related activities
62101 - Programming

VAT liability

	Start	End
EE100677647	01.03.2001

Annual reports

Aggregate data

	Period	Submitted
2025	01.01.2025 - 31.12.2025	17.01.2026	Valid
2024	01.01.2024 - 31.12.2024	10.01.2025	Valid
2023	01.01.2023 - 31.12.2023	15.01.2024	Valid
2022	01.01.2022 - 31.12.2022	15.01.2023	Valid
2021	01.01.2021 - 31.12.2021	24.01.2022	Valid
2020	01.01.2020 - 31.12.2020	25.01.2021	Valid
2019	01.01.2019 - 31.12.2019	31.01.2020	Valid
2018	01.01.2018 - 31.12.2018	22.01.2019	Valid
2017	01.01.2017 - 31.12.2017	26.02.2018	Valid
2016	01.01.2016 - 31.12.2016	01.03.2017	Valid
2015	01.01.2015 - 31.12.2015	03.05.2016	Valid
2014	01.01.2014 - 31.12.2014	29.06.2015	Valid
2013	01.01.2013 - 31.12.2013	08.05.2014	Valid
2012	01.01.2012 - 31.12.2012	05.06.2013	Valid
2011	01.01.2011 - 31.12.2011	12.06.2012	Valid
2010	01.01.2010 - 31.12.2010	30.06.2011	Valid
2009	01.01.2009 - 31.12.2009	17.06.2010	Valid
2008	01.01.2008 - 31.12.2008	30.06.2009	Valid
2007	01.01.2007 - 31.12.2007	25.06.2008	Valid
2006	01.01.2006 - 31.12.2006	06.06.2007	Valid
2005	01.01.2005 - 31.12.2005	09.06.2006	Valid
2004	01.01.2004 - 31.12.2004	16.05.2005	Valid
2003	01.01.2003 - 31.12.2003	03.05.2004	Valid
2002	01.01.2002 - 31.12.2002	30.06.2003	Valid
2001	01.01.2001 - 31.12.2001	12.06.2002	Valid

Unsubmitted declarations

No unsubmitted declarations found

No unsubmitted declarations as of 04.06.2026.

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020406080100

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Tax data

	State taxes	Labour taxes	Taxable turnover	Employees
2026 Q1	63 360 €	6 167 €	104 860 €6.9%	2
Kokku 2026:	63 360 €	6 167 €	104 860 €
2025 Q4	27 832 €	6 783 €	98 068 €7.7%	2
2025 Q3	35 282 €	6 783 €	91 032 €11.6%	2
2025 Q2	39 101 €	6 783 €	102 950 €3.8%	2
2025 Q1	59 938 €	6 709 €	99 196 €7.9%	2
Kokku 2025:	162 153 €	27 058 €	391 246 €8.3%
2024 Q4	24 580 €	6 560 €	91 975 €3.9%	2
2024 Q3	34 272 €	6 560 €	95 672 €6.4%	2
2024 Q2	35 396 €	8 799 €	89 906 €7.3%	2
2024 Q1	44 156 €	13 221 €	83 775 €0.2%	2
Kokku 2024:	138 404 €	35 140 €	361 328 €9.2%
2023 Q4	20 919 €	6 560 €	83 977 €10.2%	2
2023 Q3	37 198 €	7 668 €	76 183 €12.1%	2
2023 Q2	22 285 €	6 560 €	86 708 €3.3%	2
2023 Q1	41 366 €	12 403 €	83 899 €12.2%	2
Kokku 2023:	121 768 €	33 191 €	330 768 €15.5%
2022 Q4	19 880 €	6 560 €	74 777 €12.3%	2
2022 Q3	29 448 €	7 976 €	66 609 €8.9%	2
2022 Q2	19 900 €	6 560 €	73 120 €1.8%	2
2022 Q1	33 307 €	10 681 €	71 819 €8.6%	2
Kokku 2022:	102 536 €	31 777 €	286 325 €17.5%
2021 Q4	17 545 €	6 560 €	66 115 €22.1%	2
2021 Q3	26 358 €	7 007 €	54 150 €10.6%	2
2021 Q2	17 316 €	6 560 €	60 596 €3.6%	2
2021 Q1	30 135 €	10 324 €	62 828 €21.1%	2
Kokku 2021:	91 354 €	30 450 €	243 689 €20.7%
2020 Q4	22 152 €	6 560 €	51 896 €12.7%	2
2020 Q3	20 075 €	7 022 €	46 049 €9.0%	2
2020 Q2	15 585 €	6 560 €	50 621 €5.1%	2
2020 Q1	22 486 €	8 055 €	53 355 €15.2%	2
Kokku 2020:	80 299 €	28 197 €	201 921 €19.2%
2019 Q4	18 995 €	5 933 €	46 318 €12.0%	2
2019 Q3	15 230 €	5 933 €	41 342 €3.4%	2
2019 Q2	15 893 €	6 230 €	39 999 €4.0%	2
2019 Q1	16 335 €	6 740 €	41 683 €8.6%	2
Kokku 2019:	66 453 €	24 836 €	169 342 €18.1%
2018 Q4	18 307 €	5 933 €	38 374 €7.9%	2
2018 Q3	12 870 €	5 724 €	35 550 €1.9%	2
2018 Q2	16 023 €	5 305 €	34 874 €0.7%	2
2018 Q1	13 313 €	7 074 €	34 636 €1.3%	2
Kokku 2018:	60 513 €	24 036 €	143 434 €0.3%
2017 Q4	14 871 €	5 305 €	35 106 €11.9%	2
2017 Q3	11 244 €	4 863 €	31 365 €0.3%	2
2017 Q2	16 369 €	6 997 €	31 269 €32.3%	2
2017 Q1	15 803 €	6 999 €	46 156 €34.0%	3
Kokku 2017:	58 287 €	24 164 €	143 896 €16.3%
2016 Q4	16 231 €	7 445 €	34 453 €21.7%	2
2016 Q3	9 127 €	6 119 €	28 315 €6.7%	2
2016 Q2	11 962 €	6 561 €	30 361 €0.7%	2
2016 Q1	10 089 €	6 605 €	30 567 €17.5%	2
Kokku 2016:	47 409 €	26 730 €	123 696 €63.7%
2015 Q4	10 460 €	6 632 €	26 011 €25.9%	2
2015 Q3	7 447 €	5 266 €	20 656 €28.7%	2
2015 Q2	6 180 €	4 093 €	16 054 €25.2%	2
2015 Q1	5 111 €	3 268 €	12 820 €	2
Kokku 2015:	29 198 €	19 259 €	75 541 €

Revenue by industry

	2023	2024	2025
Programming	318 844 €	352 978 €	386 568 €

Tax debts

No tax debt found

No tax debt as of 04.06.2026

Representatives

Name	Personal ID code	Date of birth	Role	Start	End
Joel Limberg	38810XXXXXX	21.10.1988 (37)	Board member	05.01.2015	-
Roald-Henrik Sinissaar	38901XXXXXX	27.01.1989 (37)	Board member	05.01.2015	-
Paavo Viilup	37711XXXXXX	21.11.1977 (48)	Board member	23.07.2014	-

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

1 - 3 / 3 rows

Shareholders

Name	Personal ID code	Date of birth	Role	Share	%	Type	Start	End
Joel Limberg	38810XXXXXX	21.10.1988 (37)	Shareholder	852,00 EUR	33,33	Sole ownership	01.09.2023	-
Paavo Viilup	37711XXXXXX	21.11.1977 (48)	Shareholder	852,00 EUR	33,33	Sole ownership	01.09.2023	-
Roald-Henrik Sinissaar	38901XXXXXX	27.01.1989 (37)	Shareholder	852,00 EUR	33,33	Sole ownership	01.09.2023	-

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

1 - 3 / 3 rows

Other persons

Name	Personal ID code	Date of birth	Role	Start	End
Paavo Viilup	37711XXXXXX	21.11.1977 (48)	Founder	13.02.2001	-

1 - 1 / 1 rows

Ultimate beneficial owners

Name	Personal ID code	Date of birth	Role	Start	End
Joel Limberg	38810XXXXXX	21.10.1988 (37)	Direct holding	01.09.2018	-
Paavo Viilup	37711XXXXXX	21.11.1977 (48)	Direct holding	01.09.2018	-
Roald-Henrik Sinissaar	38901XXXXXX	27.01.1989 (37)	Direct holding	01.09.2018	-

1 - 3 / 3 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!

2026 Q1

Turnover

Amount

104 860 €

Monthly average

34 953 €

Per employee

17 477 €

Equity ratio

1 367,50%

Labour taxes

Turnover ratio

5,88%

Tax ratio

9,73%

Monthly average

2 056 €

Per employee

1 028 €

State taxes

Monthly average

21 120 €

Turnover ratio

60,42%

Estimated salary

Gross salary

1 973 €

Net salary

1 611 €

Aggregate data

	2025	2024	2023	2022	2021	2020	2019
Current assets	239 250 €10.5%	216 473 €15.6%	187 309 €12.0%	167 289 €39.4%	120 044 €4.3%	115 137 €35.5%	84 955 €
Non-current assets	1 125 €57.1%	2 623 €49.1%	5 153 €57.8%	3 265 €20.2%	4 091 €117.7%	1 879 €54.5%	4 128 €
Total assets	240 375 €9.7%	219 096 €13.8%	192 462 €12.8%	170 554 €37.4%	124 135 €6.1%	117 016 €31.4%	89 083 €
Short-term liabilities	15 075 €9.5%	13 763 €12.2%	12 268 €1.8%	12 492 €7.7%	11 602 €13.5%	13 412 €33.9%	10 014 €
Long-term liabilities	-	-	-	-	-	-	-
Total liabilities	15 075 €9.5%	13 763 €12.2%	12 268 €1.8%	12 492 €7.7%	11 602 €13.5%	13 412 €33.9%	10 014 €
Share or stock capital	2 556 €	2 556 €	2 556 €	2 556 €	2 556 €	2 556 €	2 556 €
Retained earnings	258 €59.6%	638 €149.2%	256 €46.3%	477 €54.5%	1 048 €307.8%	257 €	257 €
Net profit	222 486 €10.1%	202 139 €14.0%	177 382 €14.4%	155 029 €42.3%	108 929 €8.1%	100 791 €32.2%	76 256 €
Equity	225 300 €9.7%	205 333 €14.0%	180 194 €14.0%	158 062 €40.5%	112 533 €8.6%	103 604 €31.0%	79 069 €
Turnover	386 568 €9.5%	352 978 €10.5%	319 344 €13.2%	282 035 €21.9%	231 369 €10.0%	210 335 €22.6%	171 575 €
Profit margin	57.55%0.5%	57.27%3.1%	55.55%1.1%	54.97%16.8%	47.08%1.8%	47.92%7.8%	44.44%

Financial ratios

	2024	2023	2022	2021	2020
Profit and cash flow
EBITDA	PVH QDC	TXU RUV	PDU CEM	135 703	122 176
Liquidity
Current ratio	PR.P	XB.M	IX.L	10.3	8.6
Quick ratio	ZF.P	DT.V	NX.Z	10.3	8.6
Cash ratio	WI.L	EH.Z	EA.Z	8.2	6.3
Efficiency
Days sales outstanding (dso)	KZ.G	CE.I	LM.G	43.9	43.8
Asset turnover	R.K	X.N	A.H	1.9	2.0
Structure
Debt ratio	N.Q	M.V	M.Z	0.1	0.1
Profitability
Operating margin	CX.A%	FJ.H%	FJ.R%	57.9%	57.0%
Net profit margin	OH.A%	IV.G%	YM.O%	47.1%	47.9%
Return on assets (roa)	HG.K%	NH.S%	HHH.O%	90.3%	97.8%
Return on equity (roe)	WY.H%	OT.N%	ZD.R%	96.8%	97.3%

To view all financial ratios, you need to subscribe to extended access to the info portal!

Licences & notices

No licenses and notices found

Company has no active licenses and business activity notices

Regulations

Regulation no.	Date	Type	Status
Ä 10054685 / 13	01.09.2023	Entry - Amendment entry	Entered into force (01.09.2023)
Ä 10054685 / 12	17.01.2018	Entry - Amendment entry	Entered into force (17.01.2018)
Ä 10054685 / 11	07.11.2017	Entry - Amendment entry	Entered into force (07.11.2017)
Ä 10054685 / 10	05.01.2015	Entry - Amendment entry	Entered into force (05.01.2015)
Ä 10054685 / 9	23.07.2014	Entry - Amendment entry	Entered into force (23.07.2014)

1 - 5 / 15 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
27.04.2026	Narva Gümnaasium	372.00 € Received	OPERATING EXPENSES Basic and general secondary education
27.04.2026	Narva Eesti Gümnaasium	372.00 € Received	OPERATING EXPENSES Basic and general secondary education
27.04.2026	Rae Gümnaasium	496.00 € Received	OPERATING EXPENSES Basic and general secondary education
27.04.2026	Tallinna Tõnismäe Riigigümnaasium	527.00 € Received	OPERATING EXPENSES Basic and general secondary education
27.04.2026	Tallinna Tõnismäe Riigigümnaasium	372.00 € Received	OPERATING EXPENSES Basic and general secondary education

1 - 5 / 7103 rows

.ee domains

Domain	Status	Registered	Expires	End
edtech.ee	Active	14.10.2019	15.10.2028	-
stuudium-mail.ee	Active	02.09.2018	03.09.2029	-
kooli.ee	Active	19.05.2018	20.05.2029	-
sisseastumine.ee	Active	26.03.2018	27.03.2029	-
koolitee.ee	Active	27.02.2018	28.02.2028	-

1 - 5 / 11 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