Private equity firm Seaport Capital agreed to invest in Exacom, a critical communications company. Financial terms were not disclosed. "We have been impressed with the Exacom team and the growth they have achieved over the last several years. Al Brisard and his team have built a tremendous software solution, and we are excited to help accelerate its trajectory in the public safety and other mission-critical markets," Scott McCormack, Seaport Partner.