LOCKS: Thinking of updating the security of your home or office? Require deadbolt locks, mortise locks, latch protection, keyless set, or grip set locks? Give us a call and we will be there to assist you with all your security lock and key needs. Northumberland Security Inc. is available around the clock to professionally safeguard your home and office with our state of the art equipment. As a leading security and locksmith service provider, We are committed to fair pricing and complete customer satisfaction. 24 HOUR EMERGENCY SERVICE CALL 1 877 372 8951 Access Control Alarm Systems Locks Safes Surveillance Systems Contact Us Galleries Home