(505) 662-4490 info@sigmasci.com

Who We Are: Leadership

Gilbert Torres

Gilbert Torres is President/CEO of Sigma Science Inc. In this capacity, he is responsible for technical and business operations. His focus areas include nuclear safety, global security and nonproliferation. Read More.

In McCann

Vice President/Engineering and Technology
In McCann is the Vice President of Engineering and Technology at Sigma Science where he oversees the technical strategy, research, and engineering activities of the company.  Read More

Michael Romero

Vice President/General Manager
Michael Romero serves as Sigma Sciences’ Vice President and General Manager leading SSI’s business development and technical work across the DOE Complex, including support to the DOE Headquarters in Washington DC. Read More

Kimberly Pena

Chief Financial Officer (CFO)
Kimberly Pena is the Chief Financial Officer for Sigma Science.  She has more than 27 years of experience in financial, accounting, and regulatory compliance, for a variety of public and private Read More

Richard Rayhill

Chief Information Officer (CIO)

Richard Rayhill is the Chief Information Officer at Sigma Science and is a well-respected IT executive with over 30 years’ experience exemplified by developing high performance leadership teams, Read More