Kent B.
4/29/2019
First time here. Came here to have some keys made for my workplace. There's street parking parallel to the business. Got greeted right away by Ed. Ed was one real cool guy, knew what he was...
Mainline Security
Open
(107)
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617 7th St
San Francisco, CA 94103
Biography Mainline Security was established in 1971 by good friends Ted Levine and Dan Scouten, both native New Yorkers. Ted was already a locksmith in New York and convinced Dan to relocate on the west coast and start their own business. They set their sights on downtown San Francisco with the idea of providing absolute key control and unparalleled customer service. Mainline quickly moved to the forefront of the security field by being one of only six locksmiths in the country to provide such a high level of security to its customers.
Also at this address
Reviews
4.0107 reviews
Jennifer J.
10/20/2025
If you need simple keys copied, yes. However, re-keying a lock, no, they're overpriced from other places.
Philip X.
6/5/2025
I guess the real lock that needed picking was Roy's attitude. This morning, I contacted Mainline Security regarding a key replacement. I spoke with Roy, and, unfortunately, the experience was...
Vinkin Ken T.
8/22/2024
Do call ahead to make sure they are open. I went on a Wednesday at 4:30pm and they had already closed. Their hours say they close at 5pm. Their customer service sucks. I had called that same...
Ken K.
12/12/2022
Great and Friendly staff, follows up on everything. They do a fantastic job on all repairs. Ken K.
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