punktwissen. Professional Tinkerers

Two physicists boil down knowledge to the point.
Remote-only engineering consultancy.

Sigi Proyer: Irgendwer

Chief Engineer. Artisan.

25 years in pharmaceutical manufacturing.

Somebody Doing Anything Nobody Wants to Do.

Elke Stangl: elkement

Subversive Elkement. Hacker.

Science Officer. Digital Artist.

22 years in cyber security.

About punktwissen

Public Key Infrastructure (since 2002)

Manufacturing execution systems (since 1998)

Lasers, superconductors, lab automation (1990s)

Software development and data analysis (since the 1990s)

Programmable universal controllers, numerical simulations (2011‑2020)

Heat pump systems with ice storage tanks and solar/air collectors (2011‑2020)

punktwissen blog archive