Approved Fire Protection & Security designs, installs, inspects and monitors fire protection and integrated security systems for industrial, pharmaceutical, healthcare and municipal clients across the North East. The firm states that it employs NICET-certified staff and is affiliated with the NFPA, the National Fire Sprinkler Association and the American Fire Sprinkler Association. Founded in 1930, it acquired Abel Fire’s Pennsylvania operations in 2024 and Electronic Security & Communications Corp in 2025.