As a growing business with a family environment, SSI prides itself with a strong reputation as technical leaders.

Helping Build Sigma Over the Years

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 and risk assessment. Read More

Dr. Diane Hurtado

Dr. Diane Hurtado currently holds the position of Associate Vice Chancellor for National Laboratories Management. In her role, Dr. Hurtado assists and advises the Vice Chancellor in execution of all Texas Read More

Community Outreach Program

SSI actively seeks opportunities to positively impact the economic and educational development of New Mexico. Lending a hand not only fosters community well-being, but is also a rewarding experience. As a team, we would like to make a positive impact in our communities.

We are committed to giving back to the community and encouraging volunteerism. In 2018, Sigma Science, Inc. (SSI) matched donations to the following:

American Red Cross California Wildfire Fund
Environmental Defense Fund
Ocean Conservancy
Nature Conservancy
National Audubon Society
Oceana
World Wildlife Fund
Cancer Services of New Mexico
Tony Hillerman Middle School Band
Compassion Closet
St. Jude Children’s Research Hospital

In addition, SSI made donations to the Alzheimer’s Association NM Chapter, Big Brother Big Sisters of Albuquerque and Los Alamos areas, CLNkids, and UNM STEM high school programs.

At SSI, we strive to give back to the community and support local and national causes.