Welcome to A OK Lock and Security

Get quick & dependable service for all your locksmith needs!

Yes we can do that!

About Us

 We offer service for your business and home. If you're locked out, need locks repaired, rekeyed or installed we're the ones to call. We service master key systems, safes, door repairs, door closer's, high security locks, access control, panic hardware, mortise locks and more. 


About Us

Proudly servicing greater Boston for over 20 years.


Locally owned and operated we are just a phone call away.

" The customer comes first "


We look forward to providing you with the very best of services that our exist customers have grown to expect. Owner: Peter Tenaglia 

Customer Satisfaction Guaranteed


We have a tradition of taking great pride in our craftsmanship. All photos are from actual work performed. 

Contact Us

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24 Hour Emergency Service Available

For emergency service, please contact us at your convenience.  We look forward to helping you.

A OK Lock and Security

423 Salem St Medford, MA 02155 us

(617) 437-6408


Available 24/7
By Appointment Only