Washington, DC Office
601 Pennsylvania Avenue
NW Suite 900
South Building Washington, DC 20004
Phone: (202) 434-8200
Fax: (202) 639-8238

Houston Office
Institute for Energy Research
1415 S. Voss Rd.
Suite 110-287
Houston, Texas 77057
Phone: (713) 974-1918
Fax: (713) 974-1993