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O3 Technology OÜ

Legal form:
Private limited company
Registry code:
14062364
VAT no.:
EE101883922
Fiscal-year period:
01.01 - 31.12
Established:
06.06.2016 (9)
Capital:
6 000 EUR
Address:
Harju maakond, Tallinn, Kristiine linnaosa, Vesipapi tn 2
Status:
Registered
Contacts
Email:
Phone:
Website:
Industries
  • PROFESSIONAL, SCIENTIFIC AND TECHNICAL ACTIVITIES
  • Architectural & engineering activities; testing and analysis
  • Architectural & engineering activities and technical advice
  • Engineering activities and related technical consultancy
  • 71121 - Construction engineering design and consultancy
VAT liability
Start End
EE10188392209.06.2016
Annual reports
Period Submitted
202401.01.2024 - 31.12.2024-
202301.01.2023 - 31.12.202316.04.2024Valid
202201.01.2022 - 31.12.202229.06.2023Valid
Unsubmitted declarations
No unsubmitted declarations as of 11.06.2025.
Tax debt
✓ None
Unsubmitted reports
✓ Missing
Unsubmitted decl.
✓ Missing
Court decisions
0
Official notices
0
TTJA decisions
0
Real estate
0
.ee domains
1
Tax data
State taxes Labour taxes Taxable turnover Employees
2025 Q151 864 €19 977 €
437 138 €49.2%
5
Kokku 2025:51 864 €19 977 €
437 138 €
2024 Q411 101 €18 328 €
293 070 €16.0%
5
2024 Q354 974 €31 499 €
348 715 €13.8%
5
2024 Q280 861 €47 511 €
404 614 €22.6%
8
2024 Q158 319 €39 914 €
330 000 €5.0%
10
Kokku 2024:205 254 €137 253 €
1 376 399 €2.4%
Revenue by industry
2021 2022 2023
Construction engineering design and consultancy 911 869 € 1 332 173 € 1 322 122 €
Debts to the tax authority
No tax debt as of 11.06.2025
2025 Q1
Turnover
Amount
437 138 €
Monthly average
145 713 €
Per employee
29 143 €
Equity ratio
2 428,55%
Labour taxes
Turnover ratio
4,57%
Tax ratio
38,52%
Monthly average
6 659 €
Per employee
1 332 €
State taxes
Monthly average
17 288 €
Turnover ratio
11,86%
Estimated salary
Gross salary
2 484 €
Net salary
1 992 €
Aggregate data
2019 2020 2021 2022 2023
Current assets315 343 €378 780 €20.1%296 004 €21.9%389 007 €31.4%203 950 €47.6%
Non-current assets63 044 €58 837 €6.7%42 814 €27.2%91 260 €113.2%251 968 €176.1%
Varad kokku378 387 €437 617 €15.7%338 818 €22.6%480 267 €41.7%455 918 €5.1%
Date of birth Role Start Valid
Mats Viisileht 04.01.1990 (35) Board member 24.04.2024 yes
Mihkel Hiielaid 07.07.1993 (31) Board member 24.04.2024 yes
Birth or registration date Role Share % Type Start
Hiimek OÜ 18.05.2021 (4) Shareholder 1 500,00 EUR 25 Sole ownership 25.04.2025
MAVI OÜ 20.02.2024 (1) Shareholder 1 500,00 EUR 25 Sole ownership 25.04.2025
Martin Kiil 09.03.1989 (36) Shareholder 1 500,00 EUR 25 Sole ownership 02.09.2023
Mikk Tasa 11.05.1987 (38) Shareholder 1 500,00 EUR 25 Sole ownership 02.09.2023
Date of birth Control Start
Martin Kiil 09.03.1989 (36) Direct holding 16.10.2018
Mikk Tasa 11.05.1987 (38) Direct holding 16.10.2018
Holdings in companies
Registered Role Share % Type Start
O3 Energy OÜ 07.07.2017 Shareholder 3 000,00 EUR 100 Sole ownership 02.09.2023
O3 Inseneribüroo OÜ 30.07.2012 Shareholder 2 500,00 EUR 100 Sole ownership 01.09.2023
Licences & notices
Number Field Status Start End
MajandustegevusteadeFPR000441Fire safety > Design / engineeringValid01.08.2023-
MajandustegevusteadeTGT000598Equipment works > Gas worksValid25.02.2021-
MajandustegevusteadeTEL002925Equipment works > Electrical worksValid22.02.2017-
MajandustegevusteadeEEP003746Construction > Design / engineeringValid30.11.2016-
Regulations
Date Type Deadline Status
Ä 50031558 / 1325.04.2025Entry - Amendment entryEntered into force (25.04.2025)
Ä 50031558 / 1224.04.2024Entry - Amendment entryEntered into force (24.04.2024)
Ä 50031558 / 1119.04.2024Entry - Amendment entryEntered into force (19.04.2024)
Public transactions
Party Amount Classification
04.10.2024Riigi Kinnisvara Aktsiaselts6 039.00 €
Saadud
OPERATING EXPENSES
Other general services
29.12.2023Eesti Teaduste Akadeemia Underi ja Tuglase Kirjanduskeskus1 920.00 €
Saadud
OPERATING EXPENSES
R&D in education
13.10.2023Majandus- ja Kommunikatsiooniministeerium19 509.99 €
Saadud
OTHER GRANTS
General economic and trade policy
11.10.2023Eesti Kunstiakadeemia1 980.00 €
Saadud
NON-CURRENT ASSETS
Tertiary education
06.09.2023Majandus- ja Kommunikatsiooniministeerium22 218.16 €
Saadud
OTHER GRANTS
General economic and trade policy
.ee domains
Status Registered Expires
o3.eeok (paid and in zone)06.08.201207.08.2025