Providing Electrical, Lighting, and Control Solutions since 1972
About
Core4 Technologies, (formerly Mulcrone & Associates), is a manufacturers' representative of quality electrical, lighting, and controls manufacturers since 1972, employing forty-five people, and serving the electrical construction, industrial, OEM and utility markets.
OUR MISSION STATEMENT
•We are dedicated to serving our customers by adding superior value through our industry expertise, strong business relationships and unsurpassed service.
•Serving our associates and their families by providing opportunities to grow, advance, and prosper.
•Serving the communities in which we live and work.
Manufacturers we Represent
Electrical Line Card
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our Complete Line Card
Lighting Line Card
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our Lighting Line Card
Electrical Line Card - Wisconsin
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our Wisconsin Line Card
Manufacturer Links
Lighting & Controls
Electrical
Videos
All Videos
EV Charging Infrastructure Wire & Cable - OnDemand
Mega-Bolt: Concrete Screw Bolt
Appleton Code●Master LED Installation Video
Appleton™ Areamaster™ Generation 2 LED Luminaires Overview
Our Team
Management
Ryan Johnson
Principal
John Sterne
Principal
Tim Lahtinen
Vice President of Sales
Chris Lenzen
Inside Sales Manager
Outside Sales
James Dobosz
Lighting Consultant, National Accounts
Northern Illinois
Mark Gallagher
Southern Cook County, Central Illinois & Lake, LaPorte & Porter Counties Indiana
Bryan Hoff
Northern Wisconsin and the Upper Penninsula in Michigan
Tim Lahtinen
Cook, Lake, DuPage, Kane, DeKalb, and Winnebago Counties in IL, Central Illinois
Irene Listro
Northeast IL, Central Illinois
Renee Offenbacher, Wire Specialist
Cook, Lake, DuPage, Kane Counties
Natalie Servino
Cook, DuPage, Kane Counties
Bill Wing
Southern Wisconsin
Inside Sales
Chris Lenzen 847.616.9368
Iryna Mulyk 847.616.9366
Loretta Slowick 847.616.9372
Sales Support
Eva Chavez 847.616.9376
Lesley Kamback 847.616.9365
Julie Prokup 847.616.9371
Jeff Wilson 847.616.9463