About Us

Assured Locksmith has been servicing Long Island since 1969. We continue to provide the very best locksmith services and products to residential and commercial clients throughout Suffolk and Nassau Counties. Do you need duplicate keys made for your door locks or car? Visit our showroom and have your keys cut while you wait. While you’re there, check out our inventory of door locks, and safes as well. Everything from new door locks, lock repairs, re-keying locks, car keys, home-safe installation or simple key replication, Assured Locksmith does it all, at the right prices too!

Assured Locksmiths owner, Don Steinberg, is a second-generation locksmith. Don manages a team of very experienced locksmiths. Some of our technicians have been with us for over 20 years. We do not hire frivolously. An extensive background check is performed on each candidate as a routine part of our on-boarding process. Our culture focuses on exceeding our customer’s expectations for the quality of our work and our customer service. Over the years, we have been fortunate to forge wonderful relationships with so many of our residential and commercial locksmith clients. These relationships are the foundation of our success. If you are looking for locksmith services in Suffolk County or Nassau County I hope you will give us a try.