C1 Grupp OÜ

Legal formLegal form:: Private limited company
Registry codeRegistry code:: 12722796
VAT no.VAT no.:: EE101836047
Fiscal-year periodFiscal-year period:: 01.01 - 31.12
EstablishedEstablished:: 19.09.2014 (12 y)
Former business namesFormer business names:: ALT Konsultatsioonid OÜ
CapitalCapital:: 100 000 EUR
AddressAddress:: Parda tn 8, Kesklinna linnaosa, Tallinn, Harju maakond, 10151
StatusStatus:: Registered

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Contacts

EmailEmail:: info@cityoffice.ee
WebsiteWebsite:: http://www.cityoffice.ee

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Industries

REAL ESTATE ACTIVITIES
Real estate activities
Renting and operating of own or leased real estate
Renting and operating of own or leased real estate
68201 – Renting and operating of own or leased real estate

VAT liability

VAT no.	Start	End
EE101836047	30.09.2015	-

Annual reports

Aggregate data

Year	Period	Submitted	Status
2025	01.01.2025 – 31.12.2025	10.06.2026	Valid	PDF
2024	01.01.2024 – 31.12.2024	09.07.2025	Valid	PDF
2023	01.01.2023 – 31.12.2023	30.06.2024	Valid	PDF
2022	01.01.2022 – 31.12.2022	30.06.2023	Valid	PDF
2021	01.01.2021 – 31.12.2021	30.06.2022	Valid	PDF
2020	01.01.2020 – 31.12.2020	30.06.2021	Valid	PDF
2019	01.01.2019 – 31.12.2019	15.04.2021	Valid	PDF
2018	01.01.2018 – 31.12.2018	17.07.2019	Valid	PDF
2017	01.01.2017 – 31.12.2017	13.07.2018	Valid	PDF
2016	01.01.2016 – 31.12.2016	03.07.2017	Valid	PDF
2015	19.09.2014 – 31.12.2015	08.07.2016	Valid	PDF

Unsubmitted declarations

No unsubmitted declarations found

No unsubmitted declarations as of 29.09.2026.

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Tax debt Reports Declarations Court decisions2 Official announcements–TTJA decisions–Real estate1 .ee domains4 Licenses–Regulations12 Public transactions36 Grants–State aid–Public procurement–Holdings in companies1 Enforcement proceedings Payment orders

Tax data

Period	State taxes	Labour taxes	Taxable turnover	Employees
2026 Q2	664 €	0 €	29 014 €−66,9%	2
2026 Q1	1 637 €	0 €	87 618 €+217%	-
Total 2026:	2 301 €	0 €	116 632 €
2025 Q4	2 173 €	0 €	27 630 €+18,2%	-
2025 Q3	9 €	0 €	23 382 €+31,8%	-
2025 Q2	177 €	0 €	17 738 €+5,3%	-
2025 Q1	913 €	0 €	16 846 €+20,5%	-
Total 2025:	3 272 €	0 €	85 596 €
2024 Q4	0 €	0 €	13 976 €−47,1%	-
2024 Q3	2 017 €	0 €	26 423 €+5,2%	-
2024 Q2	2 897 €	560 €	25 126 €−25,5%	-
2024 Q1	2 530 €	805 €	33 715 €−16,3%	1
Total 2024:	7 444 €	1 365 €	99 240 €
2023 Q4	3 244 €	734 €	40 285 €−56,3%	1
2023 Q3	2 166 €	734 €	92 193 €−60,8%	1
2023 Q2	0 €	734 €	235 302 €+330%	1
2023 Q1	0 €	720 €	54 779 €+7 979%	1
Total 2023:	5 410 €	2 922 €	422 559 €
2022 Q4	0 €	693 €	678 €−95,2%	1
2022 Q3	0 €	693 €	14 244 €−32,8%	1
2022 Q2	616 €	693 €	21 197 €−17,9%	1
2022 Q1	0 €	693 €	25 823 €−61,9%	1
Total 2022:	616 €	2 772 €	61 942 €
2021 Q4	2 971,21 €	693,03 €	67 759,90 €+314%	1
2021 Q3	0 €	693,03 €	16 366,77 €−47,3%	1
2021 Q2	5 001,82 €	0 €	31 083,33 €	1
2021 Q1	-	-	0 €	-
Total 2021:	7 973,03 €	1 386,06 €	115 210 €
2020 Q4	-	-	0 €	-
2020 Q3	-	-	0 €	-
2020 Q2	-	-	0 €	-
2020 Q1	0 €	0 €	0 €	0
Total 2020:	0 €	0 €	0 €
2019 Q4	0 €	0 €	0 €	0
2019 Q3	0 €	0 €	0 €	0
2019 Q2	0 €	0 €	0 €−100%	0
2019 Q1	139 €	0 €	810 €−79,1%	0
Total 2019:	139 €	0 €	810 €
2018 Q4	796 €	0 €	3 870 €−75,4%	0
2018 Q3	2 437 €	0 €	15 760 €+81,1%	0
2018 Q2	1 648 €	0 €	8 700 €+26,5%	0
2018 Q1	1 320 €	0 €	6 875 €+44,4%	0
Total 2018:	6 201 €	0 €	35 205 €
2017 Q4	854 €	0 €	4 760 €−54,4%	0
2017 Q3	1 894 €	0 €	10 448 €+10,1%	0
2017 Q2	1 891 €	0 €	9 490 €+32,7%	0
2017 Q1	1 413 €	0 €	7 150 €	0
Total 2017:	6 052 €	0 €	31 848 €
2016 Q4	3 153 €	0 €	0 €	0
2016 Q3	1 781 €	0 €	0 €	0
2016 Q2	1 494 €	0 €	0 €	0
2016 Q1	1 857 €	0 €	0 €	0
Total 2016:	8 285 €	0 €	0 €
2015 Q4	2 511 €	0 €	0 €	0
Total 2015:	2 511 €	0 €	0 €

Revenue by industry

	2023	2024	2025
Renting and operating of own or leased real estate	124 457 €	123 422 €	149 687 €
Other retail sale not in stores, stalls or markets	222 502 €

Tax debts

No tax debt found

No tax debt as of 29.09.2026

Representatives

	Personal ID code
Arno Tara	38912XXXXXX	13.12.1989 (36)	Board member	20.04.2021	-

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Shareholders

	Personal ID code
Arno Tara	38912XXXXXX	13.12.1989 (36)	Shareholder	100 000 EUR	100,00%	Sole ownership	01.09.2023	-

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Other persons

	Personal ID code
Ants-Lembit Tara	34309XXXXXX	26.09.1943 (83)	Founder	17.09.2014	-

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Ultimate beneficial owners

	Personal ID code
Arno Tara	38912XXXXXX	13.12.1989 (36)	Direct holding	15.04.2021	-

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Holdings in companies


Andmeregister OÜ	20.10.2020	Shareholder	2 500 EUR	100,00%	Sole ownership	01.09.2023	-

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2026 Q2

Turnover

Amount: 29 014 €
Monthly average: 9 671 €
Per employee: 4 836 €
Equity ratio: 9,67%

Labour taxes

Turnover ratio: 0,00%
Tax ratio: 0,00%
Monthly average: 0 €
Per employee: -

State taxes

Monthly average: 221 €
Turnover ratio: 2,29%

Estimated salary

Gross salary: -
Net salary: -

Aggregate data

Last 5 yrsAll

	2025	2024	2023	2022	2021	2020	2019
Current assets	71 805 €−44,2%	128 754 €+3 027%	4 117 €−91,8%	50 317 €+597%	7 224 €−91,6%	85 525 €+90,3%	44 938 €
Non-current assets	1 601 664 €+5,6%	1 516 776 €−28,9%	2 133 301 €+31,7%	1 620 091 €+121%	734 232 €+586%	106 999 €+13,6%	94 152 €
Total assets	1 673 469 €+1,7%	1 645 530 €−23,0%	2 137 418 €+28,0%	1 670 408 €+125%	741 456 €+285%	192 524 €+38,4%	139 090 €
Short-term liabilities	168 136 €+3,5%	162 512 €−25,2%	217 280 €+153%	85 736 €+59,3%	53 821 €+86,9%	28 791 €+1 577%	1 717 €
Long-term liabilities	870 671 €	870 672 €+9,7%	793 925 €+7,8%	736 493 €+119%	336 080 €	-	-
Total liabilities	1 038 807 €+0,5%	1 033 184 €+2,2%	1 011 205 €+23,0%	822 229 €+111%	389 901 €+1 254%	28 791 €+1 577%	1 717 €
Share or stock capital	-	-	-	-	-	-	-
Retained earnings	512 997 €+8,3%	473 659 €+137%	200 126 €+13,7%	176 048 €+9,2%	161 233 €+19,5%	134 873 €−3,1%	139 183 €
Net profit	21 665 €−44,0%	38 687 €−85,9%	273 534 €+1 036%	24 078 €+62,5%	14 815 €−43,8%	26 361 €+712%	-4 310 €
Equity	634 662 €+3,6%	612 346 €−45,6%	1 126 213 €+32,8%	848 179 €+141%	351 555 €+115%	163 733 €+19,2%	137 373 €
Turnover	149 687 €+21,3%	123 422 €−64,4%	346 959 €+547%	53 626 €−56,5%	123 402 €+296%	31 185 €+3 750%	810 €
Profit margin	14,5%	31,3%	78,8%	44,9%	12,0%	84,5%	-532,1%

Financial ratios

	2022	2021
Profit and cash flow
EBITDA	45 577 €	24 039 €
Liquidity
Current ratio	0,6	0,1
Quick ratio	0,6	0,1
Cash ratio	0,4	0,0
Efficiency
Days sales outstanding (dso)	12,2	10,4
Asset turnover	0,0	0,3
Structure
Debt ratio	0,5	0,5
Profitability
Operating margin	82,7%	17,6%
Net profit margin	44,9%	12,0%
Return on assets (roa)	2,0%	3,2%
Return on equity (roe)	2,8%	4,2%

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Licences & notices

No licenses and notices found

Company has no active licenses and business activity notices

Regulations


Ä 10200243 / 11	01.12.2025	Entry – Amendment entry	-	Entered into force01.12.2025
Ä 10200243 / 10	24.09.2025	Entry order to enforce another court judgment – Amendment entry	-	Entered into force24.09.2025
Ä 10200243 / M1	09.07.2024	Order to remedy deficiencies – Amendment entry	25.07.2024	Deficiencies remedied12.07.2024
Ä 10200243 / 9	09.07.2024	Entry – Amendment entry	-	Entered into force09.07.2024
Ä 10200243 / 8	01.09.2023	Entry – Amendment entry	-	Entered into force01.09.2023

Real estate

		Purpose
Parda tn 8, Kesklinna linnaosa, Tallinn, Harju maakond	905 m²	Commercial land 100%

Consumer Disputes Committee decisions

No consumer dispute committee decisions found

Company has not been issued consumer dispute committee decisions

Court decisions


2-25-1409/23	Apellatsioonmenetlus	Court judgment	Law of obligations	Siret Siilbek, Liis Arrak, Peeter Pällin	ECLI:EE:TLRK:2026:2.25.1409.11276	17.06.2026	Open
2-24-9886/67	Kohtu I astme menetlus	Court rulingCompromise ruling	Company law	Moonika Tähtväli	ECLI:EE:HMK:2025:2.24.9886.11867	14.08.2025	Open

Official announcements

No official announcements found

Company has no issued official announcements

Public transactions


06.12.2024	Tartu Ülikool	608,78 €Received	OPERATING EXPENSESTertiary education
22.11.2024	Tartu Ülikool	183,26 €Received	OPERATING EXPENSESTertiary education
08.11.2024	Tartu Ülikool	608,78 €Received	OPERATING EXPENSESTertiary education
24.10.2024	Tartu Ülikool	144,82 €Received	OPERATING EXPENSESTertiary education
03.10.2024	Tartu Ülikool	785,38 €Received	OPERATING EXPENSESTertiary education

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


raadiotehas.ee	Active	10.07.2026	11.07.2027
virtualoffice.ee	Active	13.11.2025	14.11.2026
cityoffice.ee	Active	14.01.2022	15.01.2027
c1.ee	Active	10.12.2019	11.12.2026

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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.