Maryland
Division of Occupational and Professional Licensing
MARY A. BILLINGS
Professional Engineers
License number
40878
Date expires
06/15/2017
Class
Professional Engineers
Status
Address
1850 SOUTH LOUDOUN STSTE 200
licensingmd.com
ID 45927282
LAST UPDATED 2026-05-02 00:07:54 UTC
LAST UPDATED 2026-05-02 00:07:54 UTC
This website is unaffiliated with the Division of Occupational and Professional Licensing. Please verify all information directly with the relevant official government authority.