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Key Contacts


Tom Harrington – Vice President

Tom literally has grown up in the control panel and distribution business.  His father, Bill Harrington, founder of Grant Industrial Controls, purchased CDI in 1988. Through the years, Tom has worked in many positions in both companies, providing him with the knowledge and experience necessary to be a vital force now and for years to come.

David J. Nemcsik – Vice President/General Manager

Dave started with CDI in Production in 1982. His strong aptitude and education helped propel him through the organization to his current position. His responsibilities include all operational aspects along with estimating and sales. His years of experience, knowledge, and dedication to customers have been instrumental in the longstanding relationships with both customers and suppliers. Dave has a BS in Business Management from California University of PA.

Barbara Giblock – Vice President of Finance

Barb and her staff, handle all the financial aspects at CDI.   She truly understands not only the product we build but the raw materials and components used for manufacturing. That comes with the territory since her father is Bill Harrington, founder of Grant Industrial Controls. Barb also handles many of the human resource issues that come with running a small business. Barb graduated from Penn State with a BS in Finance.

Rob Guillen – Director of Quality and Safety

Rob has worn many “hats” with CDI. Adding to his collection in December 2020, Rob was promoted to Director of Quality and Safety.  Rob will continue to oversee Manufacturing Support, Hiring, Safety, and JLG Production. Rob graduated from the University of Phoenix with a BS in Management.

Michael Marmol – Electrical Design Engineer

Mike has been with CDI since 2011. He has served our customers well in all technical areas, from component selection and panel layout to electrical schematic generation. From 2017 to 2020, Mike was also our Quality Manager, maintaining our ISO9001 certified quality program. Mike will continue to work hand-in-hand with our quality program, as he transitions into a more focused engineering role with Grant Industrial Controls.

Bill Russell – Sales/Estimating

Bill has been with CDI since 1996 where he started in Production and moved to the Sales/Estimating department. Over the past few years, Bill has been responsible for the lion’s share of customer quotations as well as developing and serving many key customer accounts. His thoroughness is evident in providing detailed, accurate quotations based on the customer requirement

Bill Campbell, Bob Schreiber, Tim Karas, Mark Fulmer, Jim Knoche, and Nick Smith – Production Managers

CDI is blessed to have these talented and dedicated individuals managing manufacturing. Nothing is ever cut and dry with panel builds. These men work to find the issues before and during the manufacturing process, while simultaneously bending over backward to satisfy the customer’s needs and requirements. Bill, Bob, Tim, and Mark work in our Pittsburgh facility, while Jim and Nick are at our Erie location.

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