CO3 OÜ

Active Registry code 16120864 OÜ Tallinn Registered 14 Dec 2020
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CO3 OÜ is a OÜ based in Tallinn, registry code 16120864, status: active. Main activity: Construction of residential and non-residential buildings. According to EMTA, turnover for Q3 2026 was €56 603 with 2 employees.

Turnover
56 603 €
↓ 10.6% vs Q2 2026
State taxes
19 730 €
↑ 12.3% vs Q2 2026
Labour taxes
7 831 €
↑ 0.0% vs Q2 2026
Employees
2
±0 vs Q2 2026

Q3 2026 · data from the Tax and Customs Board (EMTA)

Position in the industry Construction of residential and non-residential buildings · EMTAK 41

  • Turnover · Q3 2026 56 603 €
    industry median 25 252 € · companies in the industry: 4 696
  • Labour taxes per employee 3 916 €
    industry median 1 211 € · companies in the industry: 4 133
  • Revenue · 2025 203 294 €
    industry median 38 239 € · companies in the industry: 7 000
  • Net profit margin · 2025 29.3 %
    industry median 3.5 % · companies in the industry: 5 562

Taxes and turnover

Q4 2023 – Q3 2026
Turnover, € Q3 2026: 56 603 € · −10.6% vs Q2 2026 · industry median 25 252 € · above 68% of the industry
020 00040 00060 00080 000Q4 2023 Company: 70 538 € Industry median: 26 427 €Q4·23Q1 2024 Company: 64 040 € Industry median: 19 618 €Q2 2024 Company: 71 910 € Industry median: 21 373 €Q2·24Q3 2024 Company: 48 931 € Industry median: 26 160 €Q4 2024 Company: 51 498 € Industry median: 25 496 €Q4·24Q1 2025 Company: 55 012 € Industry median: 19 568 €Q2 2025 Company: 45 625 € Industry median: 22 577 €Q2·25Q3 2025 Company: 48 529 € Industry median: 25 533 €Q4 2025 Company: 51 769 € Industry median: 25 721 €Q4·25Q1 2026 Company: 62 622 € Industry median: 20 483 €Q2 2026 Company: 63 301 € Industry median: 22 672 €Q2·26Q3 2026 Company: 56 603 € Industry median: 25 252 €Q3·26020 00040 00060 00080 000Q4 2024 Company: 51 498 € Industry median: 25 496 €Q1 2025 Company: 55 012 € Industry median: 19 568 €Q1·25Q2 2025 Company: 45 625 € Industry median: 22 577 €Q3 2025 Company: 48 529 € Industry median: 25 533 €Q3·25Q4 2025 Company: 51 769 € Industry median: 25 721 €Q1 2026 Company: 62 622 € Industry median: 20 483 €Q1·26Q2 2026 Company: 63 301 € Industry median: 22 672 €Q3 2026 Company: 56 603 € Industry median: 25 252 €Q3·26
  • Company
  • Industry median

Industry: Construction of residential and non-residential buildings (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Labour taxes per employee, € Q3 2026: 3 916 € · +0.0% vs Q2 2026 · industry median 1 211 € · above 95% of the industry
01 0002 0003 0004 000Q4 2023 Company: 3 617 € Industry median: 1 145 €Q4·23Q1 2024 Company: 2 533 € Industry median: 1 097 €Q2 2024 Company: 2 634 € Industry median: 1 083 €Q2·24Q3 2024 Company: 2 634 € Industry median: 1 142 €Q4 2024 Company: 2 634 € Industry median: 1 179 €Q4·24Q1 2025 Company: 2 731 € Industry median: 1 188 €Q2 2025 Company: 2 779 € Industry median: 1 149 €Q2·25Q3 2025 Company: 2 779 € Industry median: 1 208 €Q4 2025 Company: 3 061 € Industry median: 1 254 €Q4·25Q1 2026 Company: 3 916 € Industry median: 1 183 €Q2 2026 Company: 3 916 € Industry median: 1 166 €Q2·26Q3 2026 Company: 3 916 € Industry median: 1 211 €Q3·2601 0002 0003 0004 000Q4 2024 Company: 2 634 € Industry median: 1 179 €Q1 2025 Company: 2 731 € Industry median: 1 188 €Q1·25Q2 2025 Company: 2 779 € Industry median: 1 149 €Q3 2025 Company: 2 779 € Industry median: 1 208 €Q3·25Q4 2025 Company: 3 061 € Industry median: 1 254 €Q1 2026 Company: 3 916 € Industry median: 1 183 €Q1·26Q2 2026 Company: 3 916 € Industry median: 1 166 €Q3 2026 Company: 3 916 € Industry median: 1 211 €Q3·26
  • Company
  • Industry median

Industry: Construction of residential and non-residential buildings (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Employees Q3 2026: 2 · +0.0% vs Q2 2026
0.00.51.01.52.0Q4 2023 Company: 2Q4·23Q1 2024 Company: 2Q2 2024 Company: 2Q2·24Q3 2024 Company: 2Q4 2024 Company: 2Q4·24Q1 2025 Company: 2Q2 2025 Company: 2Q2·25Q3 2025 Company: 2Q4 2025 Company: 2Q4·25Q1 2026 Company: 2Q2 2026 Company: 2Q2·26Q3 2026 Company: 2Q3·260.00.51.01.52.0Q4 2024 Company: 2Q1 2025 Company: 2Q1·25Q2 2025 Company: 2Q3 2025 Company: 2Q3·25Q4 2025 Company: 2Q1 2026 Company: 2Q1·26Q2 2026 Company: 2Q3 2026 Company: 2Q3·26
State taxes, € Q3 2026: 19 730 € · +12.3% vs Q2 2026
010 00020 00030 000Q4 2023 Company: 17 755 €Q4·23Q1 2024 Company: 16 935 €Q2 2024 Company: 18 331 €Q2·24Q3 2024 Company: 14 160 €Q4 2024 Company: 20 586 €Q4·24Q1 2025 Company: 15 653 €Q2 2025 Company: 14 627 €Q2·25Q3 2025 Company: 9 051 €Q4 2025 Company: 17 975 €Q4·25Q1 2026 Company: 26 542 €Q2 2026 Company: 17 564 €Q2·26Q3 2026 Company: 19 730 €Q3·26010 00020 00030 000Q4 2024 Company: 20 586 €Q1 2025 Company: 15 653 €Q1·25Q2 2025 Company: 14 627 €Q3 2025 Company: 9 051 €Q3·25Q4 2025 Company: 17 975 €Q1 2026 Company: 26 542 €Q1·26Q2 2026 Company: 17 564 €Q3 2026 Company: 19 730 €Q3·26
Figures by quarter
Quarter Turnover, € State taxes, € Labour taxes, € Employees
Q3 2026 56 603 19 730 7 831 2
Q2 2026 63 301 17 564 7 831 2
Q1 2026 62 622 26 542 7 831 2
Q4 2025 51 769 17 975 6 121 2
Q3 2025 48 529 9 051 5 557 2
Q2 2025 45 625 14 627 5 557 2
Q1 2025 55 012 15 653 5 461 2
Q4 2024 51 498 20 586 5 268 2
Q3 2024 48 931 14 160 5 268 2
Q2 2024 71 910 18 331 5 268 2
Q1 2024 64 040 16 935 5 066 2
Q4 2023 70 538 17 755 7 234 2
Q3 2023 46 447 13 906 6 867 2
Q2 2023 44 611 14 280 6 867 2
Q1 2023 60 956 16 953 6 867 2
Q4 2022 51 848 17 553 8 622 2
Q3 2022 37 645 8 452 6 346 2
Q2 2022 39 363 9 200 6 163 2
Q1 2022 41 164 7 281 4 508 2
Labour taxes per employee per month
1 305 €
Turnover per employee in the quarter
28 302 €

Q3 2026 · calculated from EMTA data

Financials by year

2021 – 2025
Revenue, € thousand 2025: 203 294 € · −12.2% vs 2024 · industry median 38 239 € · above 78% of the industry
0501001502002502021 Company: 159 610 € Industry median: 38 277 €20212022 Company: 173 491 € Industry median: 39 545 €20222023 Company: 224 930 € Industry median: 37 262 €20232024 Company: 231 521 € Industry median: 37 686 €20242025 Company: 203 294 € Industry median: 38 239 €20250501001502002502021 Company: 159 610 € Industry median: 38 277 €20212022 Company: 173 491 € Industry median: 39 545 €2023 Company: 224 930 € Industry median: 37 262 €20232024 Company: 231 521 € Industry median: 37 686 €2025 Company: 203 294 € Industry median: 38 239 €2025
  • Company
  • Industry median

Industry: Construction of residential and non-residential buildings (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Net profit, € thousand 2025: 59 495 € · −57.9% vs 2024 · industry median 410 € · above 93% of the industry
0501001502021 Company: 36 806 € Industry median: 315 €20212022 Company: 19 635 € Industry median: 398 €20222023 Company: 111 747 € Industry median: 253 €20232024 Company: 141 419 € Industry median: 108 €20242025 Company: 59 495 € Industry median: 410 €20250501001502021 Company: 36 806 € Industry median: 315 €20212022 Company: 19 635 € Industry median: 398 €2023 Company: 111 747 € Industry median: 253 €20232024 Company: 141 419 € Industry median: 108 €2025 Company: 59 495 € Industry median: 410 €2025
  • Company
  • Industry median

Industry: Construction of residential and non-residential buildings (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Net profit margin, % 2025: 29.3 % · −31.8 pp vs the year before · industry median 3.5 % · above 85% of the industry
0204060802021 Company: 23.1 % Industry median: 3.8 %20212022 Company: 11.3 % Industry median: 3.9 %20222023 Company: 49.7 % Industry median: 3.9 %20232024 Company: 61.1 % Industry median: 2.8 %20242025 Company: 29.3 % Industry median: 3.5 %20250204060802021 Company: 23.1 % Industry median: 3.8 %20212022 Company: 11.3 % Industry median: 3.9 %2023 Company: 49.7 % Industry median: 3.9 %20232024 Company: 61.1 % Industry median: 2.8 %2025 Company: 29.3 % Industry median: 3.5 %2025
  • Company
  • Industry median

Industry: Construction of residential and non-residential buildings (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Assets, € thousand 2025: 348 227 € · +14.9% vs 2024
01002003004002021 Company: 55 097 €20212022 Company: 71 362 €20222023 Company: 183 062 €20232024 Company: 303 062 €20242025 Company: 348 227 €202501002003004002021 Company: 55 097 €20212022 Company: 71 362 €2023 Company: 183 062 €20232024 Company: 303 062 €2025 Company: 348 227 €2025
Equity, € thousand 2025: 331 839 € · +13.6% vs 2024
01002003004002021 Company: 39 306 €20212022 Company: 58 941 €20222023 Company: 170 688 €20232024 Company: 292 107 €20242025 Company: 331 839 €202501002003004002021 Company: 39 306 €20212022 Company: 58 941 €2023 Company: 170 688 €20232024 Company: 292 107 €2025 Company: 331 839 €2025
Employees 2025: 2 · +0.0% vs 2024 · industry median 2 · above 50% of the industry
0.00.51.01.52.02021 Company: 2 Industry median: 220212022 Company: 2 Industry median: 220222023 Company: 2 Industry median: 220232024 Company: 2 Industry median: 220242025 Company: 2 Industry median: 220250.00.51.01.52.02021 Company: 2 Industry median: 220212022 Company: 2 Industry median: 22023 Company: 2 Industry median: 220232024 Company: 2 Industry median: 22025 Company: 2 Industry median: 22025
  • Company
  • Industry median

Industry: Construction of residential and non-residential buildings (the EMTAK division of the main activity). Median: half of the industry is above, half below.

Financials by year
Year Revenue, € Net profit, € Labour costs, € Assets, € Equity, € Employees
2025 203 294 59 495 48 045 348 227 331 839 2
2024 231 521 141 419 41 728 303 062 292 107 2
2023 224 930 111 747 59 856 183 062 170 688 2
2022 173 491 19 635 61 764 71 362 58 941 2
2021 159 610 36 806 37 457 55 097 39 306 2

Figures from the company’s own (non-consolidated) balance sheet and income statement. A loss is shown with a minus sign.

Financial ratios for 2025

Net profit margin
29.3 %
Net profit / revenue
Return on equity (ROE)
17.9 %
Net profit / equity
Return on assets (ROA)
17.1 %
Net profit / assets
Equity ratio
95.3 %
Equity / assets
Debt ratio
4.7 %
Liabilities / assets
Current ratio
19.09
Current assets / current liabilities
Revenue per employee
101 647 €
Revenue / average full-time employees
Labour cost per employee per month
2 002 €
Labour costs / employees / 12 months (incl. employer taxes)

Annual reports

PDFs from e-Äriregister
Annual reports
Year Period Filed Report Documents
2025 1 Jan 2025 – 31 Dec 2025 26 Jun 2026 Company’s own e-Äriregister
2024 1 Jan 2024 – 31 Dec 2024 17 Jun 2025 Company’s own e-Äriregister
2023 1 Jan 2023 – 31 Dec 2023 27 Jun 2024 Company’s own e-Äriregister
2022 1 Jan 2022 – 31 Dec 2022 30 Jun 2023 Company’s own e-Äriregister
2021 14 Dec 2020 – 31 Dec 2021 10 Jun 2022 Company’s own e-Äriregister

Board

Right of representation

Any member of the management board may represent the private limited company in all transactions.

Owners

Owner in

Beneficial owners

  • Taavi Kaiv
    Direct ownership · since 14 Dec 2020

Founders and other persons

  • Taavi Kaiv
    Founder · 2 500 € · 10 Dec 2020
shared board members, owners or beneficial owners

Activities (EMTAK)

  • 41001Construction of residential and non-residential buildings Main
Rulings
Number, date Title Deadline State Document
Ä 50162324 / 4
2 Sep 2023
Amendment entry In force
2 Sep 2023
PDF
Ä 50162324 / 3
7 Jul 2021
Amendment under Commercial Code § 525 (2) In force
7 Jul 2021
PDF
Ä 50162324 / M1
30 Dec 2020
Ruling to eliminate deficiencies 14 Jan 2021 Deficiencies eliminated
30 Dec 2020
PDF
Ä 50162324 / 2
30 Dec 2020
Amendment entry In force
30 Dec 2020
PDF
Ä 50162324
14 Dec 2020
First entry In force
14 Dec 2020
PDF

Sources: e-Äriregister and EMTA. Data updated 31 Oct 2026. Open at the source ↗ · Report an error in the data