M.A.S (Multi-Arms Security) is a professionally licensed locksmith company operating in Ottawa, located in the downtown core between Gilmour and Somerset on Bank ST. Our company’s aim is to provide a reputable source of efficient locksmith and high-security services in the Ottawa area.



We make sure to service any and all of your locksmith needs while remaining open to any questions that may arise.

Our reputation conveys excellent locksmith services, with awards in the locksmith business from numerous trade associations and consumer affairs.



Throughout the years we have evolved from our humble beginnings to a prestigious company at the forefront of the locksmith industry. Our commitment to clients is to provide efficient and highly trained professional locksmith services in a cost effective manner. From lock installation, lock re-keying, lock replacement, key duplication and emergency lockout service.

Key cutting & locks

At M.A.S (Multi-Arms Security), we offer a wide range of services to replace lost or broken keys. Residential, commercial, automotive keys and more are easily replaced with our fast, professional key cutting service. A quick phone call and our technician comes out to examine the lock and can often make the replacement key while you wait. Or if you need to, Bring in the pieces of your bent or broken key and a service professional will be able to make your key quickly. It never hurts to have a spare key. Duplicate keys are great for situations when guests arrive, as a temporary replacement or just in case you ever find yourself on the wrong side of a locked door. The key duplication process is simple and fast.


Contact/call us anytime

(613) 230-4000

309 Bank Street, Ottawa,
ON K2P 1X7


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