Your Shermco Team

Shermco Industries’ management team is dedicated to setting the highest possible standards in all areas of our business, while delivering solid, sustainable results for the benefit of our clients, shareholders and employees.


RonWidup-thumb Ron A. Widup, CEO Ron has over 35 years of experience in the low-, medium- and high-voltage switchgear and substation market. He is a principal member of NFPA Technical Committee 70E (Electrical Safety Requirements for Employee Workplaces) and a member of NEC Code Panel 11. Ron holds an advanced degree from Texas State Technical College in Waco, Texas and is currently a member of the Board of Directors of the International Electrical Testing Association (NETA).
Thad Brown III, Senior Vice President, ESD Thad has 30 years in the electrical power distribution field, specializing in switchgear maintenance and testing. With Shermco Industries for 25 years, his sales and marketing experience are exhibited by his rapport with Fortune 500 customers. He holds a BBA from the University of Texas at Arlington and an Associate’s degree in Electrical Power Distribution Technology from Texas State Technical College in Waco, Texas.
Lonnie Mullen, Vice President of OperationsLonnie has been in the electrical utility and power distribution industry for 31 years. He has ten years of utility experience with DP&L and has been with Shermco for 19 years. During his tenure with Shermco he has worked in engineering field services, sales, machine services and operations. Lonnie excels in strategic planning and project management and attributes his success to loyalty, hard work and dedication.
Pat Beisert, President of Shermco U.S. Pat has 25 years of experience in the low-, medium-, and high-voltage switchgear and substation market. He is qualified to work on electrical systems from 480V through 345kV. Pat specializes in project management and disaster recovery projects. He holds a degree in electrical power from Texas State Technical College.

Shermco Leadership

Committed to outstanding service through quality, innovation and safe practice.

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