Sigma7 Appoints U.S. 18th Chairman of the Joint Chiefs of Staff Martin Dempsey to Its Advisory Board, Chaired by Brigadier General (retired) Tom Cosentino, and Joined by Former Deputy National Security Advisor for Strategy, Dr. Nadia Schadlow

NEW YORK--(BUSINESS WIRE)--Sigma7, a rapidly scaling risk information and services company, has announced the appointment of Martin Dempsey, retired Army General and the 18th Chairman of the Joint Chiefs of Staff, Tom Cosentino, retired Brigadier General, and Dr. Nadia Schadlow, former Deputy National Security Advisor, as members of its Advisory Board. Brigadier General (ret.) Cosentino will also serve as Chairman of the Sigma7 Advisory Board. Since its founding in May 2022, Sigma7 has acquired