Southfield Capital-backed Protos Security, a technology-enabled security services company, completed the acquisition of MG Security Services, a security services company. Financial terms were not disclosed. "We are excited for our new partnership with Protos. The combination of our tenured management team and extensive experience in law enforcement, including NYPD and FBI, will provide enhanced service offerings to clients. Protos shares our vision to create an industry-leading security services firm through a wide range of high-quality solutions. We look forward to this alignment and to better serving our customers," Manny Gomez, MG Security Services Founder and President.