Safety & Security for
Suffolk & Nassau Counties

Suffolk Lock & Security is a family owned and operated business staffed by industry experts and proudly serving all of Long Island.

The Safety & Security Experts

SINCE 1936
Rated 5 out of 21 reviews
Join Our 1,500+ Secured Customers Today

Always Ready When You Need Us

For the fastest, most reliable locksmith and security services on Long Island, choose Suffolk
Lock & Security. Our licensed professionals are available 24/7 to serve all your security needs.

How Can We Help You?
People Protected
Buildings Secured
Locks Changed

Solutions-Oriented Security Services

When you call us, it’s because you have a problem that needs to be solved. That’s why we approach every call with a whatever-it-takes attitude. Whether you need a Medeco High-Security Lock, Safe, Burglar Alarm, Surveillance Camera System, or a Fully Integrated Access Control System, you can always expect diligent, solutions-oriented service from Suffolk Lock & Security. We service Commercial, School, Institution, Hospital, Residential and Automotive Clients with a very professional, dedicated staff.