CybExer Technologies

Cyber range software and training environments for organisations testing systems and building cybersecurity skills

Tallinn, EstoniaFounded 2016cybexer.com Website technologies

Highlights

New on EvolcAdded 2026-10-27

About CybExer Technologies

CybExer develops cyber range platforms, digital twins and cybersecurity training environments for testing systems, rehearsing incident response and building cyber resilience. It also provides controlled environments for AI research and testing.

Its customers include public- and private-sector organisations in finance, utilities, technology, training, government and defence. The company charges based on usage and offers software-as-a-service and bespoke on-premises solutions.

Founded in 2016, CybExer is headquartered in Tallinn and has an office in the United Kingdom. It secured a €5 million funding round in 2022 led by Karma Ventures.

Product: Cyber range platforms, digital twins, cybersecurity training and controlled environments for AI research and testing.

Public tenders won

6 tenders won since 1 Jan 2024 from 4 public buyers in Belgium, Estonia, worth €258k as awarded. From EU award notices (TED) that name CybExer Technologies by its registry number.

24 Sep 2026 EUROPEAN DEFENCE AGENCY · Cyber ETE notice
27 May 2026 E-riigi Akadeemia Sihtasutus · Küberturvalisuse koolituse ja õppuse pakett (Bosnia ja Hertsegoviina) · €190k notice
29 Apr 2026 E-riigi Akadeemia Sihtasutus · Küberturvalisuse koolituse ja õppuse pakett (Bosnia ja Hertsegoviina) · €68k notice
2 Mar 2026 Sihtasutus Eesti Rahvusvahelise Arengukoostöö Keskus · Info- ja küberturvalisuse alased asjad ja teenused notice
21 Jun 2024 Sihtasutus Eesti Rahvusvahelise Arengukoostöö Keskus · Raamhange IKT valdkonnaga seotud tööde ja teenuste ostmiseks notice
4 Apr 2024 Riigi Kaitseinvesteeringute Keskus · Küberväljaõpe notice

Open tenders like these →

Jobs at CybExer Technologies

No open positions listed right now.

Leadership

Andrus Kivisaar · Co-Founder, Chief Executive Officer
Source: company website
Aare Reintam · Chief Operating Officer
Source: company website
Daz Preuss · Chief Operating Officer, UK
Source: company website
Ragnar Rattas · Chief Technology Officer
Source: company website
Tomi Helkearo · Head of Product Management
Source: company website

More cybersecurity companies

Digiedu
In-person cybersecurity awareness training for staff, management teams and communities in Estonia
Tiskre, EstoniaCybersecurityFounded 2023
Young companyNew on Evolc
ElnitSec
Cybersecurity compliance, risk management and audit services for organizations in Estonia and nearby markets
Tallinn, EstoniaCybersecurityFounded 2021
Young companyNew on Evolc
IN Deal
Unified identity and access platform for schools, municipalities and businesses in Estonia and across Europe
Tallinn, EstoniaCybersecurityFounded 1999
New on Evolc
Infoturve
E-ITS information security consulting, training, document templates and audits for organizations in Estonia
Tartu, EstoniaCybersecurityFounded 2024
Young companyNew on Evolc
Leak Remover
DMCA takedown service that finds and removes leaked or stolen creator content from websites and search engines
Tallinn, EstoniaCybersecurityFounded 2025
Young companyNew on Evolc
Patchstack
Vulnerability intelligence and virtual patching that protects WordPress websites for agencies, hosts and MSPs
Pärnu, EstoniaCybersecurityFounded 2017
New on Evolc