Guam POST Commission
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(671)735–5610 Ext. 5604
Gregorio G. Perez Crime Lab Annex (Parking Lot C) | Room 104
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TRANSFER INFOGuam POST Commission
Stephen C. Ignacio
Chief of Police, Guam Police Department
P.O.S.T. Chair
c/o POST Executive Director
Roseanna T. Castro
Assistant Port Police Chief
Port Authority of Guam Police
P.O.S.T Vice Chair
c/o POST Executive Director
John Q. Lizama
P.O.S.T. Executive Director
Email: john.lizama@guam.gov
Phone (671) 735-5610 (Ext. 5604)
Office location: GCC Campus
Rm. 104, Gregorio G. Perez Crime Lab Annex by Parking Lot "C"
Bertha Guerrero
Administrative Secretary II (support staff)
Guam Community College
Office of the President
Phone: (671) 735-5636
Email: bertha.guerrero@guamcc.edu
