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Michal Krelina

CTO & Co-Founder at QuDef

CTO C-Suite
k***@qudef.com Sign up
Pro only
Prague, Hlavni mesto Praha, Czech Republic
qudef.com

Company Details

Company: QuDef
Industry: computer & network security
Employees: 2
HQ Location: Delft, Zuid-Holland, Netherlands
Company LinkedIn: Pro only

Technology Stack

Outlook

Professional Summary

Michal Krelina is CTO & Co-Founder at QuDef. QuDef operates in the computer & network security industry and has 2 employees. Based in Prague, Hlavni mesto Praha, Czech Republic. Classified as a c-suite-level CTO leader.

Industry & Role Insights

  • • CTO Rank tracks 138,833 CTO leaders with verified contact information.
  • • There are 6,253 tech leaders in the computer & network security industry in our database.
  • • 1,289 tech leaders in Hlavni mesto Praha are available in our database.
C-Suite level · CTO
Verified Apr 18, 2026

Position in the CTO Rank Database

  • • Michal Krelina is 1 of 140,489 leaders with the CTO role tracked in the CTO Rank database.
  • • 2,091 hold the CTO role at computer & network security companies (out of 6,273 total computer & network security leaders in our database).
  • • 501 hold the CTO role in Hlavni mesto Praha.
  • • 6,450 hold the CTO role at companies with 2 employees.

Data sourced from 484,726 tech leadership profiles. Updated May 2026.

Frequently Asked Questions

How do I contact Michal Krelina?

Michal Krelina has a verified email address on file on CTO Rank. They work at QuDef. Pro members can access direct email addresses, LinkedIn profiles, and phone numbers.

What company does Michal Krelina work for?

Michal Krelina is CTO & Co-Founder at QuDef, a company in the computer & network security industry with 2 employees. The company is headquartered in Delft, Zuid-Holland, Netherlands.

What is Michal Krelina's role in technology leadership?

Michal Krelina is classified as a CTO leader at the c-suite level.

What technologies does Michal Krelina's organization use?

Michal Krelina's organization uses a technology stack that includes Outlook. This information is useful for sales teams, recruiters, and technology vendors.

Is Michal Krelina open to recruiting or new opportunities?

CTO Rank does not track open-to-work status. The best approach is to reach out directly to Michal Krelina using the verified contact information available to Pro members. When recruiting a CTO & Co-Founder, personalizing your outreach with specifics about the role and tech stack typically yields the best response rate.

Can I pitch or sell to Michal Krelina at QuDef?

Michal Krelina is CTO & Co-Founder at QuDef. CTOs like Michal Krelina typically evaluate vendors in Outlook, and related categories. Use CTO Rank Pro to get verified email and approach directly.

How accurate is Michal Krelina's profile data?

CTO Rank verifies and refreshes profile data weekly. Michal Krelina's profile includes verified contact details, company information, and technology stack data sourced from multiple public and proprietary sources.