Quantum-Systems OÜ
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2025Summary: Quantum-Systems OÜ
What kind of company is it?
Quantum-Systems OÜ (registry code 14949989) is a private limited company (OÜ). The company was entered in the Commercial Register in 2020 and has been registered for 6 years. Registered location: Kesklinna linnaosa, Tallinn, Harju maakond. According to the latest annual report, the main activity is other information service activities (EMTAK 63921). The company is registered for VAT (VAT number EE102247075).
How is the company doing financially?
Revenue in financial year 2025 was 697 979 €, up 540% on the previous year (109 088 €). From 2021 to 2025, revenue grew by an average of 93,7% per year. This is the company's highest revenue among the published years (2021–2025). Financial year 2025 ended with a loss of 1 067 065 €. The company made a loss in all 6 published financial years. In financial year 2025 the company had 15 employees (19 a year earlier). Revenue per employee was 46 532 €.
What do the latest quarters show?
According to the Tax and Customs Board, turnover in Q3 2026 was 188 261 €, up 66,7% on the same quarter a year earlier. The company had 21 employees in that quarter. Labour taxes paid in the quarter: 353 217 €. Based on labour taxes, the estimated average gross salary in Q3 2026 was about 9780 € per month.
Who runs the company and who owns it?
The company has one management board member. The sole owner of the company is Quantum-Systems GmbH.
What should you look out for?
Equity was negative at the end of financial year 2025 (−73 480 €). Equity is below half of the share capital (12 979 €); in this case the Commercial Code requires measures to restore equity.
Where does the data come from and how fresh is it?
Register data (name, address, legal form, management board and owners) come from the Commercial Register of the Centre of Registers and Information Systems (RIK); changes are read from RIK every night. Latest register change: 07.10.2026. Financial figures come from annual reports; the latest report (financial year 2025) was filed on 29.06.2026. Quarterly turnover, employee numbers and labour taxes come from the open data of the Tax and Customs Board (EMTA); latest quarter Q3 2026. Changes, averages and ratios are calculated by entity.ee from open data and are not an official assessment.
Quarterly figures
| Quarter | Revenue | Number of employees | Labour taxes |
|---|---|---|---|
| Q3 2026 | 188 261 € | 21 | 353 217 € |
| Q2 2026 | 23 082 € | 21 | 187 218 € |
| Q1 2026 | 4962 € | 18 | 47 945 € |
| Q4 2025 | 33 350 € | 19 | 52 247 € |
| Q3 2025 | 112 908 € | 20 | 56 479 € |
| Q2 2025 | 294 121 € | 18 | 219 831 € |
| Q1 2025 | 265 471 € | 17 | 145 356 € |
Source: Tax Board open data — based on VAT returns, may not exactly match revenue in the annual report. Updated quarterly.
Summary of financial statements2021–2025
| 2021 | 2022 | 2023 | 2024 | 2025 | |
|---|---|---|---|---|---|
| Sales revenue | 49 578 | 17 698 | 18 320 | 109 088 | 697 979 |
| Net profit | −335 565 | −669 409 | −878 713 | −1 579 252 | −1 067 065 |
| Retained earnings | −185 394 | −520 959 | −1 190 367 | −2 069 080 | −3 798 820 |
| Total assets | 777 874 | 1 187 907 | 1 791 798 | 2 103 555 | 2 349 153 |
| Total liabilities | 613 005 | 388 067 | 1 160 883 | 1 824 435 | 2 422 633 |
| Total equity | 164 869 | 799 840 | 630 915 | 279 120 | −73 480 |
| Employees | 10 | 13 | 17 | 19 | 15 |
| Average gross salary (monthly) | 4005 | 3677 | 4485 | 2581 | 6340 |
| Calculated dividend | — | 0 | 0 | 0 | 0 |
A dash (—) means the report has not been filed or the line is not reported; 0 is a zero stated in the report.
Risks and obligations1 issue6 clear
Data from public registers, not a credit rating.
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State aid and grants
14 recordsState aid and de minimis aid in total 419 416 € (2021–2026). Largest grantors: Kaitseministeerium (300 968 €), Ettevõtluse ja Innovatsiooni Sihtasutus (118 448 €).
Show all aid records (14)
| Grantor | Purpose | Amount | Date |
|---|---|---|---|
| Ettevõtluse ja Innovatsiooni Sihtasutus | T&A VTA | 24 710 € | 05.10.2026 |
| Ettevõtluse ja Innovatsiooni Sihtasutus | Ekspordi edendamine VTA | 1564 € | 11.06.2026 |
| Ettevõtluse ja Innovatsiooni Sihtasutus | Ekspordi edendamine VTA | 2726 € | 06.02.2025 |
| Ettevõtluse ja Innovatsiooni Sihtasutus | Ekspordi edendamine VTA | 11 301 € | 13.11.2024 |
| Kaitseministeerium | Teadus- ja arendusprojektidele antav abi (artikkel 25 lõike 2 punkt c) - tootearendus | 103 272 € | 06.11.2023 |
| Ettevõtluse ja Innovatsiooni Sihtasutus | Ekspordi edendamine VTA | 9235 € | 02.10.2023 |
| Ettevõtluse ja Innovatsiooni Sihtasutus | Ekspordi edendamine VTA | 15 169 € | 12.09.2023 |
| Ettevõtluse ja Innovatsiooni Sihtasutus | Ekspordi edendamine VTA | 14 115 € | 20.03.2023 |
| Ettevõtluse ja Innovatsiooni Sihtasutus | Muu | 15 609 € | 04.03.2022 |
| Ettevõtluse ja Innovatsiooni Sihtasutus | Ekspordi edendamine VTA | 8906 € | 14.10.2021 |
| Ettevõtluse ja Innovatsiooni Sihtasutus | Koolitus VTA | 0 € | 09.08.2021 |
| Kaitseministeerium | Teadus- ja arendusprojektidele antav abi (artikkel 25 lõike 2 punkt c) - tootearendus | 197 696 € | 09.06.2021 |
| Ettevõtluse ja Innovatsiooni Sihtasutus | Ekspordi edendamine VTA | 0 € | 06.05.2021 |
| Ettevõtluse ja Innovatsiooni Sihtasutus | Ekspordi edendamine VTA | 15 114 € | 17.03.2021 |
Source: State Aid and De Minimis Aid Register (Ministry of Finance). For guarantees and loans the amount is the aid element, not the loan amount. View in the register ↗
Change history
3 changes- 12.10.2026*Name changed: Sensus Septima OÜ → Quantum-Systems OÜ
- 07.10.2026Registry entry changed
- 28.09.2026Registry entry changed
Entered in the register on 09.04.2020.
Source: Business Register change list and open data. * date the change was detected in open data (it happened between this and the previous data update).
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