Sigma Energy Corporation  is an oil and gas reservoir engineering and geological consulting firm dedicated to serving the domestic and the international oil industry since 1982. 

Our Mission

Serving the oil industry in a professional and responsible manner

Contact Information

Reuven Hollo

Telephone

713-759-9011

FAX

713-759-0360

Postal address

Sigma Energy Corporation · 1301 McKinney, Suite 3350 · Houston, Texas 77010

Electronic mail

General Information: rhollo@aries-operating.com