Wisconsin
Department of Safety and Professional Services
Lystig, John David
Professional Engineer
License number
31734-6
Date granted
09/13/1996
Date expires
07/31/2016
Class
Professional Engineer
Status
Active
wisconsinengineering.org
ID 35550631
LAST UPDATED 2026-08-09 09:16:50 UTC
LAST UPDATED 2026-08-09 09:16:50 UTC
This website is unaffiliated with the Department of Safety and Professional Services. Please verify all information directly with the relevant official government authority.