Pennsylvania
Department of State
DAVID C DUNCAN
Professional Geologist
License number
PG003995
Date granted
02/12/2003
Date expires
09/30/2017
Class
Professional Geologist
Status
Active
Address
Haymarket VA 20169
palicensing.org
ID 16581535
LAST UPDATED 2026-08-10 09:26:00 UTC
LAST UPDATED 2026-08-10 09:26:00 UTC
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