Bolt Lock & Key

24/7 Emergency Locksmith

Bringing outstanding service to the Greater Boston Area

We service Boston, Brookline, Cambridge, Somerville, Medford, Belmont, Watertown, Waltham, Lexington, Arlington, and beyond! North Shore, South Shore, and Metro West, no worries!

Returning Customer?

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Our Locksmith Services


We provide full commercial locksmith services for file cabinets, doors, and safes. We can repair or install all types of storefront hardware, exit devices, electronic access systems, including card readers and fobs. If it goes on a door or a safe we can handle it. We can build you a master key system with high-security cores and keys. We also are certified to conduct fire door inspections. Call us for your next automatic door project; let us help you bring your doors to ADA standards.


We install new hardware, replace lost keys and fix broken locks. Protecting your family is our priority. Let us rekey your house, repair or replace our doors or upgrade your locks to Nest integrated hardware. We provide an exceptional customer experience and the best advice on security systems for your home.


Lock out? Broken key? Door locks won’t work or need to be replaced? We can take care of that. We are the fastest solution for car door lock and ignition repairs, duplicate keys and car key replacement, remote head keys and high security automotive keys in the greater Boston area.

Fire Door Inspections

Benefit from the peace of mind of knowing all fire doors have been inspected and tested by professionals. Our technicians are certified to inspect fire doors through the Associated Locksmiths of America (ALOA). All inspections are done in person and include a quote to repair any failures. You will also receive a certificate to prove doors are code compliant for local fire authorities.

Handyman Services

Our experienced and trustworthy team offers quality workmanship, including hardware and door repairs, installations, assembly and maintenance for your residential and commercial needs. We specialize in small jobs and punch lists! No piece of hardware or project is too small.

About Us

We are a family-owned and operated business, offering professional handyman and locksmith services 24/7 in the Greater Boston area.

Bolt Lock & Key is a member of the ALOA Security Professionals Association and is an accredited business with the Better Business Bureau.

What Our Customers Say

Friendly and reliable service. We lock out of our car and calling Jon has been the best decision we made. They responded fast to our call for help and we were able to get back on the road within an hour… something we never thought possible!

- Anthony

As a precaution, we wanted to install new locks and doors in our new home. Jon is brilliant. He quickly provided us with guidance and installed new locks, saving us tons of money. I’m so happy with the work and advice he provided!

- Megan

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Contact Us


Phone: 617-903-2095
Emergencies: 617-925-7234


Service Request Form