Everything We Know, And None Of It Behind A Form.
No gated whitepapers and no email wall. If it is useful, it is on the site.
Free, and no sign-up
Most used
Find Out Whether Your City Needs An Alarm Permit.
Most cities in Southern California require one before a monitored system goes live, and the rule is set city by city. Annual cost is typically $25–$40. JMG keeps the list because clients kept asking for it.
What the list tells you
01
Whether your city requires a permit at all
02
Who issues it, and what it costs each year
03
Cities where the answer is not published, so you should call
04
The date JMG last checked the entry
Client stories
Five Jobs, With The Clients' Names On Them.
12
Weeks
OHL
722,000 sq ft in Rialto, live on the date they needed it.
15
Branches
Pacific Premier Bank
Seven became fifteen, each one brought onto the same standard.
1998
Client since
Angel Stadium
Every alarm system in the ballpark, plus video and access maintenance.
1993
From opening
Honda Center
On site before most events, for thousands of fans and multiple entries.
200K
Sq ft
Shimano
No vehicle break-ins since JMG has been on watch.
Latest
What We Have Been Doing.
Community · June 2026
$215,000 Raised At The 30th Golf Tournament
Hosted by Columbia Bank for the Boys & Girls Club of Huntington Valley.
Recognition · February 2025
Fountain Valley Recognises 37 Years Of Service
A Certificate of Recognition presented at the City Council meeting.
Technology
Why Your Alarm Signal Should Not Use A Phone Line
How JMGCONNEX transmits through earthquakes, flooding and storms on JMG's own licence.
Already a client
Learn The System You Already Have.
The Training Portal carries end-user resources for the equipment JMG installs, so your team can add a user or pull a clip without booking a visit.
Training portal
DMP End-User Guides
Arming, disarming, user codes and zone names on DMP panels.
Training portal
Brivo Access Guides
Adding and removing credentials, schedules and door groups in Brivo.
Download
Remote Support
TeamViewer QuickSupport, so a technician can see your screen. Downloads a file.
Start here
Still Want To Talk To A Person?
A JMG engineer walks the site, listens to what goes wrong, and writes up what would fix it. No charge, and no obligation.
Free walkthrough · Written plan · No obligation