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Top 100 Locksmiths Companies in the San Francisco Bay Area — Graded

32 locksmiths companies in the San Francisco Bay Area clear our data floor — verified in at least two independent sources with a working phone or website — and are graded by one published formula. The top 100 are below; the full ranked list is split by area. Grades refreshed monthly; data current as of 2026-10-25.

East Bay (11)North Bay (3)San Francisco & the Peninsula (7)South Bay & Silicon Valley (11)
1
74AI ScoreTop 4%
Parker Security And Locksmith Service
Fremont · Website
Legitimacy100
Online action55
Reviewsno data yet
Coverage 35% · 2026-10-25
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2
73AI ScoreTop 7%
Don's Key & Lock
San Francisco · Website
Legitimacy97
Online action55
Reviewsno data yet
Coverage 35% · 2026-10-25
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3
73AI ScoreTop 10%
Capture Technologies
Oakland · Website
Legitimacy96
Online action55
Reviewsno data yet
Coverage 35% · 2026-10-25
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4
73AI ScoreTop 13%
Lockworks Unlimited
Redwood City · Website
Legitimacy96
Online action55
Reviewsno data yet
Coverage 35% · 2026-10-25
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5
71AI ScoreTop 16%
A-A Lock & Alarm Inc
Menlo Park · Website
Legitimacy93
Online action55
Reviewsno data yet
Coverage 35% · 2026-10-25
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6
71AI ScoreTop 19%
Mainline Security
San Francisco · Website
Legitimacy93
Online action55
Reviewsno data yet
Coverage 35% · 2026-10-25
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7
71AI ScoreTop 22%
Rex Key & Security
Berkeley · Website
Legitimacy93
Online action55
Reviewsno data yet
Coverage 35% · 2026-10-25
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8
68AI ScoreTop 25%
Rex Lock & Safe
Concord · Website
Legitimacy93
Online action49
Reviewsno data yet
Coverage 35% · 2026-10-25
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9
68AI ScoreTop 29%
San Mateo Lock Works and Safe Center
San Mateo · Website
Legitimacy93
Online action49
Reviewsno data yet
Coverage 35% · 2026-10-25
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10
64AI ScoreTop 32%
Griffin Protection Services
Santa Clara · Website
Legitimacy96
Online action40
Reviewsno data yet
Coverage 35% · 2026-10-25
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11
63AI ScoreTop 35%
Redwood Lock
Rohnert Park · Website
Legitimacy93
Online action40
Reviewsno data yet
Coverage 35% · 2026-10-25
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12
63AI ScoreTop 38%
Tech CU Arena
San Jose · Website
Legitimacy93
Online action40
Reviewsno data yet
Coverage 35% · 2026-10-25
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13
63AI ScoreTop 41%
Varsity Field Hockey Stadium
Stanford · Website
Legitimacy93
Online action40
Reviewsno data yet
Coverage 35% · 2026-10-25
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14
59AI ScoreTop 44%
Bay Area Locksmith
San Jose · Website
Legitimacy93
Online action34
Reviewsno data yet
Coverage 35% · 2026-10-25
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15
57AI ScoreTop 47%
Glenview Key & Lock
Oakland · Website
Legitimacy100
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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16
55AI ScoreTop 50%
A-a Lock & Alarm Inc
San Jose · Website
Legitimacy96
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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17
55AI ScoreTop 54%
Bay Cities Lock & Safe
San Jose · Website
Legitimacy96
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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18
55AI ScoreTop 57%
Centerville Locksmith
Newark · Website
Legitimacy96
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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19
55AI ScoreTop 60%
Complete Security
San Francisco · Website
Legitimacy96
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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20
55AI ScoreTop 63%
Econolock
Novato · Website
Legitimacy96
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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21
55AI ScoreTop 66%
Economy Lock & Key
Santa Rosa · Website
Legitimacy96
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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22
55AI ScoreTop 69%
First Lock And Security Technologies
Los Altos · Website
Legitimacy96
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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23
55AI ScoreTop 72%
Foothill Locksmiths Inc
Hayward · Website
Legitimacy96
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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24
55AI ScoreTop 75%
Key Factory
Milpitas · Website
Legitimacy96
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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25
55AI ScoreTop 79%
Metro Locksmiths, Inc.
San Francisco · Website
Legitimacy96
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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26
55AI ScoreTop 82%
Slim Jim's Locksmiths, Inc.
Concord · Website
Legitimacy96
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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27
54AI ScoreTop 85%
All Locks And Doors
Livermore · Website
Legitimacy93
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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28
54AI ScoreTop 88%
Auto Locksmith San Jose
San Jose · Website
Legitimacy93
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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29
54AI ScoreTop 91%
Bart's Lock and Safe Service
San Jose · Website
Legitimacy93
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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30
54AI ScoreTop 94%
Lockology Locksmith
Oakland · Website
Legitimacy93
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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31
54AI ScoreTop 97%
Supreme Locksmith Inc
Fremont · Website
Legitimacy93
Online action25
Reviewsno data yet
Coverage 35% · 2026-10-25
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32
41AI ScoreTop 100%
American Safe Inc
San Jose
Legitimacy96
Online action0
Reviewsno data yet
Coverage 35% · 2026-10-25
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See every graded locksmiths company: East Bay · North Bay · San Francisco & the Peninsula · South Bay & Silicon Valley

How the AI Score works

Every company carries an AI Score from 1–100, computed by one published formula from the signals measurable today — legitimacy and online action, verified across at least two independent sources (open place datasets and public registries). The formula's other factors — blended reviews, complaint record, and responsiveness — carry no weight in the score until licensed data sources for them exist. When they land, the score re-spreads across the full formula.

One disclosed exception: a score of 100 is reserved for RankMyCompany clients; every other score is computed by the same formula for everyone. Scores are not spread artificially — companies with identical measured data share identical scores — and each listing also shows its rank and its percentile within its category.

Missing-data rule: when a factor has no lawful data source for a company yet, its weight redistributes proportionally across the factors that do have data, and every score shows its data-coverage %. Coverage rises as licensed sources are added; scores are recomputed monthly and score history is kept for every company.

No score is ever adjusted by hand, sold, or removed for payment. Companies marked RMC Client are scored by the exact same formula as everyone else — the 100 cap above is the only exception, and it is disclosed here rather than hidden. If your company's underlying data is wrong, file a correction on the dispute page — disputes fix the data, and the corrected data flows into the next ranking run.

Place data: © OpenStreetMap contributors (ODbL) and Overture Maps Foundation (CDLA Permissive 2.0). Listings are refreshed monthly; a score change from a refresh takes effect only after the new score holds for two consecutive runs. Formula changes are published as a new methodology version — never applied silently.

Read the full standard — The RMC Standard →