Tennessee
Department of Commerce and Insurance
D DOUGLAS HELT
Engineer
License number
109836
Date granted
02/25/2005
Date expires
03/31/2007
Class
Engineer
Status
Invalid (Failed to Renew)
Address
TULSA, OK 74116
licensingtn.com
ID 21943200
LAST UPDATED 2026-05-20 07:25:37 UTC
LAST UPDATED 2026-05-20 07:25:37 UTC
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