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Search›Companies›J.A.M. Systems Cyber Security Europe OÜ
14355994ActivePrivate limited companyEE102062739 · VAT-registered

J.A.M. Systems Cyber Security Europe OÜ

Harju maakond, Tallinn, Kesklinna linnaosa, Narva mnt 5·EMTAK 62901 — Other information technology and computer service activities·8+ years
Andmed · ···
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Overview

e-Business Register · 12 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
20.10.2017e-Business Register
Address
Narva mnt 5, Kesklinna linnaosa, Tallinn, 10117 Harju maakondADS · e-Business Register
E-mail address
info@jamsys.eue-Business Register
Principal activity
EMTAK 62901 - Other information technology and computer service activitiese-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
24 000,00 €e-Business Register
nimistuEstonia'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

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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 7 sourcese-Business Register · 5 min agoMTA
e-Business Register ↗

Registered 20. oktoober 2017, primary activity: Other information technology and computer service activities. Main place of business in Kesklinna linnaosa, Tallinn, Harju maakond.

Revenue 2026 II kv
58 376 €
▲ 12% vs 2025 II kv
As of 10.07.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
2538 €
State + labour taxes · 2026 II kv
Tax debt
196,67 €
As of 26.09.2026 (MTA)
Revenue 2026 (I-II kv)
128k €
▼ 5% vs 2025 I-II kv
As of 10.07.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
5k €
State + labour taxes · 2026 (I-II kv)
Tax debt
196,67 €
As of 26.09.2026 (MTA)

Tax debt over time

MTA · last 365 d
Current 196,67 €max 314,41 €
16 May 202622 Jul 202627 Sep 2026
30 days
−117,74 €
314,41 € → 196,67 €
90 days
−114,10 €
310,77 € → 196,67 €
365 days
–
no data yet

Officers

e-Business Register · 12 h ago
JH
Jörn-Alexander Heye
Born 1963 · 63 y · board member since 20.10.2017
Board member

Founders (3)

e-Business Register · 12 h ago
FH
Florian Hans-Heinrich Rupp
Born 1978 · 48 y · founder since 19.10.2017
Founder · 8k €
JH
Jörn-Alexander Heye
Born 1963 · 63 y · founder since 19.10.2017
Founder · 8k €
RA
Rupert Andreas Brandmeier
Born 1965 · 60 y · founder since 19.10.2017
Founder · 8k €

Shareholders (3)

e-Business Register · 12 h ago
JH
Jörn-Alexander Heye
Born 1963 · 63 y · shareholder since 01.09.2023
Shareholder 33% · 8k €
FH
Florian Hans-Heinrich Rupp
Born 1978 · 48 y · shareholder since 01.09.2023
Shareholder 33% · 8k €
RA
Rupert Andreas Brandmeier
Born 1965 · 60 y · shareholder since 01.09.2023
Shareholder 33% · 8k €

Annual reports (7)

e-Business Register · annual reports · 23 päeva tagasi
Revenue 2025
134k €
↘ -47.6% vs 2024
State taxes 2025
5k €
↗ +25.3% vs 2024
Employees 2025
0
YearRevenueProfitEquityAssetsEmployees
2025133 925 €−23 198 €0 €16k €016.08.2026
2024255 550 €23 198 €23k €39k €014.04.2026
2023231 343 €−11 668 €0 €32k €005.12.2024
2022373 298 €−11 201 €
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.07.2026 as of
500k €250k €0
20222023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I-II Q128 063 €2612 €2609 €–
2025261 730 €4983 €4981 €–
2024392 321 €3978 €3976 €–
2023437 451 €4029 €3976 €–
2022786 264 €7603 €
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 202670k €58k €––
State taxes 20261k €1k €––
Taxes on workforce 20261k €1k €––
Employees 2026––––
Revenue 202582k €52k €55k €73k €
State taxes 20251k €1k €

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
23.09.2026TaxMaksuvõlg vähenes— −114 € (jäänud 197 €)
19.09.2026TaxMaksuvõlg vähenes— −2 € (jäänud 311 €)
17.09.2026TaxMaksuvõlg kasvas— +1 € (kokku 313 €)
15.09.2026TaxMaksuvõlg vähenes— −3 € (jäänud 312 €)
16.08.2026ReportEsitati 2025. aasta aruanne— Käive 133 925 €
15.08.2026TaxMaksuvõlg kasvas— +13 € (kokku 314 €)
13.07.2026TaxMaksuvõlg vähenes— −5 € (jäänud 301 €)
11.07.2026TaxMaksuvõlg vähenes— −4 € (jäänud 306 €)
18.05.2026TaxMaksuvõlg vähenes— −3 € (jäänud 311 €)
16.05.2026TaxMaksuvõlg kasvas— +314 € (kokku 314 €)
14.04.2026ReportEsitati 2024. aasta aruanne— Käive 255 550 €
2024
05.12.2024ReportEsitati 2023. aasta aruanne— Käive 231 343 €
12k €
34k €
0
06.03.2024
2021388 774 €−37 190 €23k €68k €005.03.2024
2020319 942 €58 341 €60k €118k €108.06.2023
2019193 567 €−24 989 €2k €42k €129.06.2020
7553 €
–
847 €
2k €
Taxes on workforce 20251k €1k €846 €2k €
Employees 2025––––
Revenue 202475k €115k €106k €96k €
State taxes 2024994 €994 €996 €994 €
Taxes on workforce 2024994 €994 €994 €994 €
Employees 2024––––
Revenue 2023111k €110k €103k €113k €
State taxes 20231k €994 €994 €995 €
Taxes on workforce 2023994 €994 €994 €994 €
Employees 2023––––
Revenue 2022208k €181k €225k €172k €
State taxes 20225k €994 €994 €1k €
Taxes on workforce 20225k €994 €994 €994 €
Employees 2022––––

Analysis · 2025

computed from annual reports
Revenue134k €median 29k €4.7× the sector median
Net margin-17.3%median 11.2%-28.5 pp vs sector median
Revenue change-47.6%median 1.9%-49.5 pp vs sector median
Equity ratio0.0%
Current ratio0.80current assets cover under 1× liabilities
Labour cost of revenue9.2%
Compared with2024revenue 256k €

Peer group: Muud infotehnoloogia- ja arvutialased tegevused, 1,862 trading companies that filed a report in the last three years.

Founded 2017. That year 14,399 osaühing were registered; 13,815 are still trading, or 95.9%.