About

Security Experts Building the Social Threat Alert Industry

Safety and Security is Our Passion

Every aspect of the Social Sentinel® service has been built by safety and security experts. We are trusted advisors who have been in the field, and we want to continue to be there with you, bringing new strategies to help you expand how you approach your community's long-term safety and security initiatives — with social in mind!

Executive Team

Dr. Gary J. Margolis

Founder and CEO

Dr. Gary J. Margolis has more than 20 years of distinguished experience in law enforcement and public safety…

David Stetson

President and COO

David Stetson is a proven leader with significant experience helping rapidly growing technology companies scale to meet their…

Brendan M. Cotter

Chief Revenue Officer

Having served as a senior executive in several successful startups, as Chief Revenue Officer, Brendan provides leadership and…

Lisa Rosenthal

Acting Chief Financial Officer

Lisa has acted as CFO and Controller for a diverse set of startups and small businesses guiding them…

Liz Kleinberg

General Counsel

Liz Kleinberg brings a broad range of legal experience, with more than fifteen years practicing law in the…

Board of Directors

Dr. Gary J. Margolis

Founder and CEO

Dr. Gary J. Margolis has more than 20 years of distinguished experience in law enforcement and public safety…

Steven J. Healy

Managing Partner, Margolis Healy & Associates, LLC

Steven J. Healy is a managing partner with Margolis Healy & Associates, LLC and was the Director of…

Robin D. Richards

Chairman of the Board, Social Sentinel, Inc. Chairman and CEO, CareerArc Group LLC

Mr. Richards is a proven successful entrepreneur and visionary strategist and a co-founder of CareerArc Group - the…

Rick Gibbs

Cox Automotive Chief Product Officer

Rick Gibbs is the Cox Automotive Chief Product Officer, with the responsibility of creating product strategy and the…

Todd MacLean

Co-founder Silversmith Capital Partners

Todd co-founded Silversmith Capital Partners in 2015. At Silversmith, Todd focuses on investments in SaaS & Information Services, including vertical…

Our Culture

Bright. Involved. Supportive. This is how our clients and partners describe the people who work at Social Sentinel.

There are billions of posts made on social media and blogs daily and it is not easy to do what we do. It takes a unique mind to turn the dials to make sure that threats don't go unnoticed, clients are well-served, and relationships with social media sources are nurtured.

We are a team that strives to help. Want to join us?