(505) 662-4490 info@sigmasci.com

Who We Are: Leadership

Gilbert Torres
President/CEO
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
Russell Durrer
Principal
Russell Durrer is a Principal Partner at Sigma Science Inc. with over 30 years of experience in the areas of radiological engineering/health physics, facility management, health and safety, and quality Read More
Lisa Stringfield
Principal
Lisa Stringfield is a Principal Partner at Sigma Science with over 25 years of experience as a Senior Technical Safety Analyst and Project Manager in the areas of safety analysis Read More