FES Investments Inc. has two fully operational offices to assist you and your company with all your needs.  Below you will see contact information for both of our locations. 

Our headquarters is located in Flagstaff, Arizona and our second office is located in Walnut Creek, California. Please contact the office that is closest to you

Corporate Headquarters


FES Investments Inc

611 N. Leroux

Suite 200

Flagstaff AZ, 86001


Mailing Addres

P.O. Box 23692

Flagstaff AZ, 86002


P. 928.779.9903

F. 928.779.9904

E. info@frontline-energy.com

Regional Office


FES Investments Inc

2855 S. Mitchell Dr.

Suite 260

Walnut Creek, CA 94598


E.  info@frontline-energy.com