Updated: May 02, 2026
Location and Projects
Address
9531 Milliken Ave, Rancho Cucamonga, CA, 91730
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TRL Systems Incorporated Electrician
TRL Systems is comprised of teams of highly trained specialists in life safety and security strategic planning and implementation including installation, service and IT integration. By design, our specialists, communicate, collaborate and leverage knowledge across our organization. We bring our customers the advantage of specialized expertise along with a comprehensive understanding and big-picture approach.
After a thorough analysis of a customer's goals and objectives, our solutions can include planning, design/build, installation, service, testing and maintenance for:
• Fire Alarm
• Access Control
• CCTV
• Mass Notication
• Emergency Call
• Intrusion
• Infant Security
• Smoke Control
• Nurse Call & Staff Communication
• Public Address
• Intercom & Procedure Room Communication
• Senior Living Emergency Call Assistance
From BuildZoom: TRL Systems Incorporated, 9531 Milliken Ave, Rancho Cucamonga, CA holds a Electrical, Fire Protection license according to the California license board.
Their BuildZoom score of 114 ranks in the top 2% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring TRL Systems Incorporated, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
TRL Systems Incorporated Rancho Cucamonga
Quality
114
98th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
TRL Systems Incorporated has a BuildZoom score of 114, which places them above 98% of 336,931 contractors in California.
Activity
|
139 projects
|
2025 |
|
181 projects
|
2024 |
|
210 projects
|
2023 |
Our building permit records indicate that TRL Systems Incorporated has worked on at least
530.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
26 projects
|
Home Additions |
|
13 projects
|
Commercial Renovations |
|
321 projects
|
Electrical projects |
Analyzing permits over the last 4 years shows that TRL Systems Incorporated mostly works on
electrical project
and home addition
projects.
Pricing
|
8 projects
|
< $5k |
|
19 projects
|
$5k-$20k |
|
5 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $7,500. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by TRL Systems Incorporated
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace existing fire alarm control panel like for like with a new fire-lite es-200x panel as shown on the first floor for the emergency front end system replacement due existing control panel failed. provide new addressable devices as required throughout. provide new audio/visual notification device as required by code. provide fire alarm remote annunciator as required
Valuation:
N/A
Permit #:
25041-90000-35949
Status:
final
Fee:
N/A
Permit Type:
Public safety only
Building Type:
N/A
Supplemental permit to 25041-90000-03527 to addition 6 fa devices for a total of 15 fa devices for 10th floor suite 1000. (fire dept. pc reqd. for fire alarm devices)
Valuation:
N/A
Permit #:
25041-40001-03527
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fire alarm system addition for the elevator modernization for the partial roof floor comply with department order effective date 02/02/2024. permit will expire 30 days from issuance date. all permits shall be for the same time period limitation. if additional assistance is needed please call inspector john mattillo at (213)978-4498 of general enforcement south. ceis case number is 997... see more
Valuation:
N/A
Permit #:
24041-10000-47656
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Sr# 547251; furnish and install new fire alarm devices to include fire control panel remote annunciator remote booster power supplies area smoke detectors heat detectors duct smoke detectors control relay modules minor modules sprinkler bell visual and audio visual devices
Valuation:
$0
Permit #:
FIRE-2024-00064
Status:
issued
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
[eplanla]changes to an approved set of plan changes include additional fire alarm device all changes has been clouded. remove dual input modules water flow and tamper switches. building is non-sprinklered. area smoke detector pull stations visual and audio/visual devices added due to architectural changes
Valuation:
N/A
Permit #:
23041-10002-07791
Status:
approved
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
-installing cable for card readers controlling vehicle gates. -installing cable for intercoms located at vehicle gates. -extending 120vac circuit from an existing gate operator to a new gate operator approximately 30 away. -installing card readers to actuate vehicle gates. -installing intercoms for two way communication between vehicle gates and customer security control center
Valuation:
N/A
Permit #:
24041-90000-00739
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
[e-plan] new fire alarm system installation for the partial 1st to 3rd floors consisting of 1 facp 1 communicator 2 annunciators and 24 devices
Valuation:
N/A
Permit #:
25041-10000-00108
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental electrical permit for 24041-90000-47111. adding 5 fa devices new total of 29 fa devices for the 35th floor suite 3500
Valuation:
N/A
Permit #:
24041-30001-47111
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fire alarm system addition (central station monitoring) for a dact and dialer for the partial 1st floor fire control room
Valuation:
N/A
Permit #:
25041-90000-23672
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Suppelemental electrical permit for 22041-90000-37239. adding 22 fa devices and adding the 1st, 2nd, 3rd & 4th floors. new total of 102 vs the originally approved 80 fa devives. all changes clouded under delta #1
Valuation:
N/A
Permit #:
22041-20001-37239
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Furnish and install fire alarm system devices as shown in the first floor - taper building renovation project area
Valuation:
N/A
Permit #:
25041-10000-19437
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fire alarm system addition on the parital 1st floor fire control room to modify the existing fire alarm graphic annunciator to reelect the accurate conditions and correct building addresses for each site
Valuation:
N/A
Permit #:
24041-90000-08753
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Installation of access control system. system includes necessary wiring from doors to control panel installation of card readers & peripheral devices and installation of electrified locking hardware
Valuation:
N/A
Permit #:
24041-90000-37133
Status:
issued
Fee:
N/A
Permit Type:
Special equipment
Building Type:
N/A
Supplemental electrical permit for 23041-90000-38431. adding 2 fa devices new trotal of 42 fa devices for the paertial p1 level mezzanine plaza level/1st floor & roof. all changes clouded under delta#1
Valuation:
N/A
Permit #:
23041-20001-38431
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Relocate an existing facp to a new location and adding 1 smoke detector for building m 1st floor closet
Valuation:
N/A
Permit #:
23041-90000-47552
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental permit to 22041-90000-12052 for electrical permit added 25 fa devies for a new total of 72 fa devices vs the orignally approved 47 fa devices. all changes clouded under delta #1 with issued permit number 22041-90000-12052 & 22041-10001-12052
Valuation:
N/A
Permit #:
22041-10002-12052
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
***scope change 6/28/2019.*** university building mechanical electrical & plumbing permits for expansion of 3-story existing parking structure. work to include demolish portion of original and addition expanded portion for an additional 170 stalls; masonry trash enclosure with ductwork penetration; related plumbing mechanical and electrical. il-3-1 cpioz-a transit priority geohaz 51
Valuation:
$6,965,080
Permit #:
2259757
Status:
complete
Fee:
$42,849
Permit Type:
Add/alt nonres bu...
Building Type:
N/A
University. buiding electrical mechanical and plumbing permit for tenant improvement. to an (e) commercial building. scope of work to include convert existing office lab suite to office work associated with electrical mechanical and plumbing. ip-1-1 esl's cpioz-b geo haz 25 52 transit priority area cnel discritionary 651935
Valuation:
$834,200
Permit #:
2400889
Status:
complete
Fee:
$7,633
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Downtown. building electrical mechanical & plumbing permits for inter remodel to various floors of (e) commercial bldgs. annex: remod elev lobby 7th floor rr (n) hvac. garage: (n) rooftop trellis remod (e) lounge struct at 7th floor (n) cooling tower generator & boiler. tower: remod stair #2  (flrs:1-3) (n) storefront & entrance remodel main lobby. at flrs 1, 7, 10, 16, 21: remodel... see more
Valuation:
$1,009,470
Permit #:
1992093
Status:
complete
Fee:
$22,932
Permit Type:
Add/alt nonres bu...
Building Type:
N/A
Downtown: (peer review) building mechanical electrical and plumbing permits for construction of new residential high rise and new office building on site with existing historic structure to be removed and relocated on site. project includes the foundation for historic strucure. csd permit has been approved
Valuation:
N/A
Permit #:
1855869
Status:
complete
Fee:
$5,477,744
Permit Type:
Office/bank/profe...
Building Type:
N/A
TRL Systems Incorporated Reviews
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TRL Systems Incorporated License info
Verified License
| License # | 413747 |
| Status | Active |
| State | California |
| Type | Electrical, Fire Protection |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for TRL Systems Incorporated at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
114
BuildZoom Score
Bonded
| Bonded Agent | Developers Surety & Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Hartford Insurance Company Of The Midwest |
2.2K
Permits
- Building permit records show that TRL Systems Incorporated has worked on 2226 permitted projects.