About Us

Our mission   en

g10code is a company dedicated to consulting, development and high-level support of security applications and OS level applications.

Founded by the principal author of GnuPG (a software suite used for encryption and digital signatures), we provide custom development, enhancements and audits of cryptographic and system software. An ongoing effort of ours is the development and maintenance of GnuPG and related software.

Our development team

Werner Koch


Computer Programmer

The GnuPG guy

Werner has more than 25 years experience in commercial software development on systems ranging from CP/M systems to mainframes, languages from assembler to Smalltalk and applications from drivers to financial analysis systems. He is a long time free software supporter and co-founder of the FSFE but probably best known as the principal author of the GNU Privacy Guard. In 2001 he founded g10code.

Neal Walfied


Computer Programmer

GnuPG Core components

Neal supports GnuPG maintenance and development in all areas. He is a full time employee.

Kai Michaelis


Computer Programmer


Kai is working on Enigmail. He is a part time employee.

Justus Winter


Computer Programmer

GnuPG Core components

Justus started to work for us in November 2015. He is a full time employee.