* [Distrust, LLC](https://distrust.co/contact.html)
  * Infosec firm focusing on high risk clients
  * Pentesting, threat modeling, hands-on security engineering
  * Full stack security evaluations and advisory retainer contracts
  * Covers: Shane Engelman, Anton Livaja, Ryan Heywood, and Lance Vick
* [Christian Reitter](https://blog.inhq.net/consulting/)
  * Freelance InfoSec Consultant
  * Pentesting, Code Audits, Security Research, Fuzzing
* [Heiko Schaefer](https://codeberg.org/heiko)
  * Focus on OpenPGP: OpenPGP CA, Sequoia PGP, OpenPGP on HSM devices (OpenPGP card, PKCS #11, PIV)