Security & Locksmith Services You Can Rely On—Since 1936

For more than 80 years, SL Security Pros has served Melville NY and surrounding Long Island communities with fast, reliable locksmith and security services. From 24/7 AAA services to home security systems to commercial access control systems, you can count on us to meet your locksmithing and security needs.

We’re proud to say we’ve served thousands of Melville area homes and businesses over the years and have great reviews to prove it. Read our reviews to see the great service you can expect from SL Security Pros.

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