PanelTEK; PanelTEK LLC
Fond du Lac, WI
Wisconsin UL 508A certified panel shop with self-certification status and in-house testing.
high-volume and custom control panelsdesign_buildretrofit
5.0 ★ (1) · as of Apr 2026View shop
State listings
Wisconsin control panel shops
Use the same filter set as the full directory, but scoped to Wisconsin. Start with state coverage, then jump into stronger metros below.
Top metro pages in Wisconsin
50 shops found
UL508A
Marshall W Nelson and Associates
Milwaukee, WI
Runs a UL 508A certified panel shop for custom combustion and burner-management-related control panels.
combustion control panelsburner management systemsfield service
Rating not availableView shop
UL508A
Leading designer and fabricator of Industrial Control Panels. All our panels are custom-crafted while featuring the industry’s best brands – providing our customers with reliable products meeting the highest quality standards.
retrofitprogrammingfield_service
5.0 ★ (4) · as of Apr 2026View shop
McIver Engineering & Controls
Sussex, WI
McIver Engineering & Controls in Brookfield Wisconsin operates a UL 508A certified industrial control panel shop and also advertises UL 698A panel shop capability.
custom industrial control panels; repeat manufacturing; panel upgrades; automation engineeringdesign_buildretrofit
5.0 ★ (12) · as of Apr 2026View shop
EMS Industrial, Inc.
Milwaukee, WI
AC and DC electric motors up to 10,000 HP, generators, gearboxes, pumps, blowers, air compressors, rotating equipment in Madison and Janesville
field_servicemotor_controlvfd_panel
4.7 ★ (12) · as of Apr 2026View shop
The Industrial Controls Company
Sussex, WI
The Industrial Controls Company engineers, designs, and manufactures industrial control panels and systems.
control panel designbuildtest
Rating not availableView shop
SS Controls
Franklin, WI
Trust SS Controls, an industrial control integrator company that offers UL panel design and laser engraving services. Contact us to learn more.
design_buildcommissioningprogramming
Rating not availableView shop
Whesco Group Inc
Milwaukee, WI
ABOUT WHESCO GROUP, INC. WHESCO Group, Inc. was established in 1967 and provides instrumentation and controls for industrial boilers & industrial HVAC settings. We have been a leader in developing custom control packages capable of providing tight temperature & humidity tolerances in industrial app
5.0 ★ (1) · as of Apr 2026View shop
Legacy Controls Group
Milwaukee, WI
Precision ControlMaximized Efficiency From legacy equipment retrofits to advanced robotic cells, we engineer the custom solutions that keep your production lines running. Stop troubleshooting and start optimizing. Start Your Project Today Expert Integration For Leading Technologies What We Do Utiliz
design_buildretrofitcommissioning
Rating not availableView shop
Midwest Electrical Testing and Maintenance Co., Inc.
Menomonee Falls, WI
MIDWEST Electrical Testing & Maintenance Co. carries a range of new and used breakers, transformers and bus plugs for use in repair and new projects. Top manufacturers including Square D, Cutler Hammer, GE, ITE and more.
mccmotor_controlpower_distribution
4.7 ★ (3) · as of Apr 2026View shop
Maverick Technologies: A Rockwell Automation Company
Milwaukee, WI
We solve industrial manufacturing problems providing process automation and control solutions, control system migrations, operational consulting and field services.
retrofitcommissioningfield_service
4.0 ★ (1) · as of Apr 2026View shop
Industrial Electronics By Ross
West Allis, WI
Industrial Electronics is Supplier in Electronic Components and in stocking anticipated needs of our customers. Known for our competitive quoting. We are Distributors of Potter Brumfield, Fluke, Relays, Radio Shack Milwaukee
retrofitjunction_box
5.0 ★ (39) · as of Apr 2026View shop
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