State listings

California control panel shops

Use the same filter set as the full directory, but scoped to California. Start with state coverage, then jump into stronger metros below.

41 shops found

Orange County controls integrator specializing in custom control panels built to UL 508A standards.

custom control panel fabrication for OEM and industrial clientscommissioningprogramming
5.0 ★ (12) · as of Apr 2026View shop

Trimax Systems

Rancho Cucamonga, CA

UL508A

Trimax says it operates a fully certified UL 508A and UL 698A/698B panel fabrication shop in Southern California.

panel fabricationhazardous location panelscustom enclosures
Rating not availableView shop
UL508A

Expand operational functionality and reduce overhead with customized control systems integration and instrumentation solutions for industrial and municipal use. Learn More!

design_buildcommissioningprogramming
2.6 ★ (5) · as of Apr 2026View shop

Blentech

Santa Rosa, CA

UL508A

Blentech promotes a UL 508A-certified control panel shop for custom industrial panels supporting its processing equipment work.

UL 508A control panel shopcustom industrial panelsretrofit
Rating not availableView shop

Brenner-Fiedler

Riverside, CA

UL508A

UL 508A certified panel shop providing custom certified control panels and documentation.

open and enclosed panelsPLC/HMI programmingdocumentation
Rating not availableView shop
UL508A

Southern California electrical control panel manufacturer with UL 508A and multiple other listing capabilities.

electrical control panels and equipmentone-offs to mass runsdesign_build
Rating not availableView shop
UL508A

Partner with a control system integration firm that treats your job like it was their own: control system integrator that works on-time and in budget.

retrofitprogrammingvfd_panel
5.0 ★ (2) · as of Apr 2026View shop
UL508A

Applied Gray Matter publishes detailed UL 508A control panel fabrication guidance and promotes UL 508A panel shop services for industrial automation projects.

control panels; control systems; UL 508A control panel fabricationcommissioningfield_service
Rating not availableView shop
UL508A

UL 508A, UL 698A, and UL 1203 certified control panel engineering and fabrication company.

control panel engineering and fabricationprogramming
5.0 ★ (8) · as of Apr 2026View shop

Control Concepts

Buena Park, CA

Directory Listing

Control Concepts in Buena Park, CA specializes in AC & DC motor drive repairs and installation, as well as servicing PLCs, VFDs, and control products.

retrofitprogrammingfield_service
4.6 ★ (14) · as of Apr 2026View shop

Xenon

Irvine, CA

UL508A

Southern California panel engineering and fabrication company certified to UL 508A, UL 698A, and UL 1203.

control panel engineering and fabricationdesign_buildretrofit
Rating not availableView shop
Page 1 of 4Next