Find the 3 Best Security Companies in Boston, MA

Aetna Fire Alarm specializes in commercial fire alarm system design, installation, and maintenance across the Boston area. Since 1974, we've provided code-compliant fire protection solutions while adhering to Massachusetts regulations. Our 24/7 emergency services ensure continuous protection for businesses of all sizes.

PASEK specializes in mechanical and electronic security solutions, including commercial doors, locks, and access control systems. Since 1876, we have provided installation, maintenance, and emergency repair services to businesses across New England. Our expertise ensures facilities meet safety standards while optimizing security infrastructure for long-term reliability.

Boston Locksmith provides 24/7 residential, commercial, and automotive locksmith services across Boston and surrounding areas. With over 20 years of local experience, we specialize in emergency lockouts, security system installations, and key rekeying using premium-grade products. Our certified technicians deliver prompt, transparent service that prioritizes customer safety and satisfaction.