Colorado
Division of Professions and Occupations
Harold Duane Simpson
Architects, Engineers And Land Surveyors - Professional Engineer
License number
11513
Date granted
12/09/1972
Date expires
10/31/2015
Class
Architects, Engineers And Land Surveyors - Professional Engineer
Status
Active
Address
5967 S. Birch Way, Centennial, CO, 80121-0121
coloradolicensing.org
ID 27081709
LAST UPDATED 2026-06-07 02:31:14 UTC
LAST UPDATED 2026-06-07 02:31:14 UTC
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