Si&Ko OÜ is a OÜ based in Tallinn, registry code 16017633, status: active. Main activity: Installation of heating, ventilation and air-conditioning equipment. According to EMTA, turnover for Q3 2026 was €0 with 2 employees.
Turnover
0 €
↓ 100.0%vs Q2 2026
State taxes
11 252 €
↑ 41.2%vs Q2 2026
Labour taxes
3 456 €
↓ 43.3%vs Q2 2026
Employees
2
±0vs Q2 2026
Q3 2026 · data from the Tax and Customs Board (EMTA)
Position in the industry Specialised construction activities · EMTAK 43
Labour taxes per employee1 728 €
above 68% of companies
industry median 1 236 € · companies in the industry: 5 958
Revenue · 2023288 862 €
above 87% of companies
industry median 35 936 € · companies in the industry: 10 614
Net profit margin · 20237.3 %
above 57% of companies
industry median 4.4 % · companies in the industry: 8 682
Taxes and turnover
Q4 2023 – Q3 2026
Turnover, € Q3 2026: 0 € · −100.0% vs Q2 2026 · industry median 23 017 € · above 2% of the industry
Company
Industry median
Industry: Specialised construction activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.
Labour taxes per employee, € Q3 2026: 1 728 € · −43.3% vs Q2 2026 · industry median 1 236 € · above 68% of the industry
Company
Industry median
Industry: Specialised construction activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.
EmployeesQ3 2026: 2 · +0.0% vs Q2 2026State taxes, € Q3 2026: 11 252 € · +41.2% vs Q2 2026
Figures by quarter
Quarter
Turnover, €
State taxes, €
Labour taxes, €
Employees
Q3 2026
—
11 252
3 456
2
Q2 2026
55 678
7 969
6 100
2
Q1 2026
5 133
3 639
3 028
2
Q4 2025
8 960
4 443
3 423
2
Q3 2025
23 750
6 949
4 421
2
Q2 2025
31 670
6 943
2 937
2
Q1 2025
18 813
9 356
6 362
2
Q4 2024
26 680
11 685
8 262
2
Q3 2024
33 480
11 582
8 262
2
Q2 2024
39 360
12 536
8 262
2
Q1 2024
58 988
13 030
8 262
2
Q4 2023
96 834
17 080
6 059
2
Q3 2023
16 645
7 503
5 618
2
Q2 2023
61 646
8 316
5 618
2
Q1 2023
54 192
11 669
5 618
2
Q4 2022
26 507
8 006
5 618
2
Q3 2022
17 724
9 106
8 636
4
Q2 2022
59 134
11 970
8 228
4
Q1 2022
59 091
17 446
8 024
4
Labour taxes per employee per month
576 €
Turnover per employee in the quarter
0 €
Q3 2026 · calculated from EMTA data
Financials by year
2021 – 2023
Revenue, € thousand 2023: 288 862 € · +19.6% vs 2022 · industry median 35 936 € · above 87% of the industry
Company
Industry median
Industry: Specialised construction activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.
Net profit, € 2023: 20 979 € · +561.2% vs 2022 · industry median 581 € · above 86% of the industry
Company
Industry median
Industry: Specialised construction activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.
Net profit margin, % 2023: 7.3 % · +5.9 pp vs the year before · industry median 4.4 % · above 57% of the industry
Company
Industry median
Industry: Specialised construction activities (the EMTAK division of the main activity). Median: half of the industry is above, half below.
Assets, € 2023: 37 979 € · +812.3% vs 2022Equity, € 2023: 20 979 € · +561.2% vs 2022Employees2023: 2 · −33.3% vs 2022 · industry median 1 · above 55% of the industry
Company
Industry median
Industry: Specialised construction activities (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
2023
288 862
20 979
66 996
37 979
20 979
2
2022
241 433
3 173
83 426
4 163
3 173
3
2021
320 115
5 490
51 738
12 971
5 490
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 2023
Net profit margin
7.3 %
Net profit / revenue
Return on equity (ROE)
100.0 %
Net profit / equity
Return on assets (ROA)
55.2 %
Net profit / assets
Equity ratio
55.2 %
Equity / assets
Debt ratio
44.8 %
Liabilities / assets
Current ratio
2.23
Current assets / current liabilities
Revenue per employee
144 431 €
Revenue / average full-time employees
Labour cost per employee per month
2 792 €
Labour costs / employees / 12 months (incl. employer taxes)
