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Address: Parda tn 8, 10151 Tallinn, Estonia
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Search›Companies›C1 Grupp OÜ
12722796ActivePrivate limited companyEE101836047 · VAT-registered

C1 Grupp OÜ

Harju maakond, Tallinn, Kesklinna linnaosa, Parda tn 8·EMTAK 68201 — Rental and operating of own or leased real estate·11+ years
Andmed · ···
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Overview

e-Business Register · 8 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
19.09.2014e-Business Register
Address
Parda tn 8, Kesklinna linnaosa, Tallinn, 10151 Harju maakondADS · e-Business Register
E-mail address
info@cityoffice.eee-Business Register
Website
www.cityoffice.eee-Business Register · domain active
Principal activity
EMTAK 68201 - Rental and operating of own or leased real estatee-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
100 000,00 €e-Business Register
Estonia's public business register
HomeViewsIndustriesBlogSourcesAbout

Public registry of Estonian companies — every fact traceable to a source and a date. Free and ad-free for everyone.

Nimistu MTÜ
Address: Parda tn 8, 10151 Tallinn, Estonia
E-mail: info@nimistu.ee

Browse

  • Home
  • Views
  • Industries
  • Recent registrations

Data

  • 72 sources
  • Database
  • Extensions
  • MCP

Organisation

  • About
  • For journalists
  • Donation terms
  • Refunds
  • Terms
  • Privacy
  • Contact
© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 12 sourcese-Business Register · 6 min agoMTARTKBuiltWithWeb tech scanEesti InternetMaa-amet
e-Business Register ↗

Registered 19. september 2014, primary activity: Rental and operating of own or leased real estate. Main place of business in Kesklinna linnaosa, Tallinn, Harju maakond.

Revenue 2026 (I kv)
28 618 €
▲ 70% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
1637 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 26.06.2026 (MTA)
Revenue 2026 (I kv)
29k €
▲ 70% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
2k €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 26.06.2026 (MTA)

Officers

e-Business Register · 8 h ago
AT
Arno Tara
Born 1989 · 36 y · board member since 20.04.2021
Board member

Founders

e-Business Register · 8 h ago
AT
Ants-Lembit Tara
Born 1943 · 82 y · founder since 17.09.2014
Founder · 3k €

Shareholders

e-Business Register · 8 h ago
AT
Arno Tara
Born 1989 · 36 y · shareholder since 01.09.2023
Shareholder 100% · 100k €

Beneficial owners

e-Business Register · 8 h ago
AT
Arno Tara
Born 1989 · 36 y · ultimate beneficial owner since 15.04.2021
Ultimate beneficial owner

Subsidiaries

e-Business Register · shareholders · 8 h ago

C1 Grupp OÜ is a shareholder or officer in 1 more company.

Andmeregister OÜ
Shareholder 100%

Annual reports (6)

e-Business Register · annual reports · 6 päeva tagasi
Revenue 2024
123k €
↘ -64.4% vs 2023
State taxes 2025
3k €
↘ -56.0% vs 2024
Employees 2024
0
YearRevenueProfitEquity

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.04.2026 as of
500k €250k €0

Tech stack

Website analysis · 8 h tagasi
Domains (3)
www.cityoffice.ee
SRCÄriregister
cityoffice.ee
SPFDMARC
REGElkdata OÜ
SRCEIS WHOIS
Detected technologies
Content management (CMS)

Real estate (1 · 905 m²)

e-Kinnistusraamat (RIK) · 5 päeva tagasi
Parda tn 8, Kesklinna linnaosa, Tallinn, Harju maakondapt *
KinnisasiÄrimaa 100%78401:114:0110#3317201
905 m²
Land Register →

State-sector payments (21 · 13k €)

RTK Makseandmik · 15.05.2026
Transactions
21
2024–2024 · 1 year
Total amount
13k €
avg 637,05 €
Buyers
1
State and municipal bodies
Latest
06.12.2024
608,78 € · Tartu Ülikool
20245 transactions · 2k €
06.122024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus

History

last 2 years · MTA + ÄR + MTR + Procurements
2025
01.12.2025FilingMuutmiskanne2×expand ›hide ⌃
  • Ä 10200243 / 11 · Olek: Jõustunud
  • Kanne nr 11 · kanne
24.09.2025FilingMuutmiskanne2×expand ›hide ⌃
  • Ä 10200243 / 10 · Olek: Jõustunud
  • Kanne nr 10 · kanne
09.07.2025ReportEsitati 2024. aasta aruanne

Connected companies

Same-person ties · e-Business Register

C1 Grupp OÜ is connected to 7 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Arno Tara (4 companies).

Total connections
7
via 2 people
Connecting people
2
Active here
Distinct roles
4
Board member · Shareholder
Strongest tie
Arno
4 companies
Via personArno Tara
Assets
Employees
2024123 422 €38 687 €612k €1,6m €009.07.2025
2023346 959 €273 534 €1,1m €2,1m €030.06.2024
202253 626 €24 078 €848k €1,7m €030.06.2023
2021123 402 €14 815 €352k €741k €030.06.2022
202031 185 €26 361 €164k €193k €030.06.2021
2019810 €−4310 €137k €139k €015.04.2021
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
20222023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I Q28 618 €1637 €0 €–
202585 596 €3272 €0 €–
202499 240 €7444 €1365 €1
2023422 559 €5410 €2922 €1
202261 942 €616 €2772 €1
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 202629k €–––
State taxes 20262k €–––
Taxes on workforce 20260 €–––
Employees 2026––––
Revenue 202517k €18k €23k €28k €
State taxes 2025913 €177 €9 €2k €
Taxes on workforce 20250 €0 €0 €0 €
Employees 2025––––
Revenue 202434k €25k €26k €14k €
State taxes 20243k €3k €2k €0 €
Taxes on workforce 2024805 €560 €0 €0 €
Employees 20241–––
Revenue 202355k €235k €92k €40k €
State taxes 20230 €0 €2k €3k €
Taxes on workforce 2023720 €734 €734 €734 €
Employees 20231111
Revenue 202226k €21k €14k €678 €
State taxes 20220 €616 €0 €0 €
Taxes on workforce 2022693 €693 €693 €693 €
Employees 20221111
WordPress
Page builderElementor
JavaScript libraryjQuery
AnalyticsGoogle Analytics
Web serverApache
UI frameworkTailwind CSS
virtualoffice.ee
SPFDMARC
REGElkdata OÜ
SRCEIS WHOIS
Detected technologies
Web serverApache
609 €
22.112024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
183 €
08.112024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
609 €
24.102024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
145 €
03.102024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
785 €
Show remaining 16 transactions+
202416 transactions · 11k €
05.092024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
609 €
26.082024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
134 €
02.082024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
609 €
31.072024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
876 €
27.062024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
354 €
07.062024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
1089 €
29.052024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
360 €
07.052024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
1089 €
12.042024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
380 €
02.042024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
1089 €
22.032024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
398 €
07.032024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
1089 €
22.022024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
420 €
06.022024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
1089 €
24.012024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
371 €
04.012024
Tartu Ülikool74001073
MAJANDAMISKULUD · Kolmanda taseme haridus
1089 €
— Käive 123 422 €
2024
09.07.2024FilingMuutmiskanne3×expand ›hide ⌃
  • Ä 10200243 / 9 · Olek: Jõustunud
  • Ä 10200243 / M1 · Olek: Puudused kõrvaldatud
  • Kanne nr 9 · kanne
30.06.2024ReportEsitati 2023. aasta aruanne— Käive 346 959 €
4
Ants-Lembit Tara3
AT
Arno Tara
board member, shareholder 100%, ultimate beneficial owner
4 other companies›
CompanyRoleReg. code
Andmeregister OÜ
Ultimate beneficial ownerFounderBoard member
16080337
Aphrodite Solutions OÜ
Founder
14893622
Sagittarius Capital OÜ
LiquidatorFounder
12671403
South Pacific Trading OÜ
Founder
16079340
AT
Ants-Lembit Tara
founder
3 other companies›
CompanyRoleReg. code
Aphrodite Solutions OÜ
Ultimate beneficial ownerShareholder 100%Liquidator
14893622
Sagittarius Capital OÜ
Shareholder 100%Ultimate beneficial owner
12671403
South Pacific Trading OÜ
LiquidatorShareholder 100%Ultimate beneficial owner
16079340