Sergio L. Carvalho

Interim CEO
With over 37 years of experience in the heavy commercial vehicle markets, Sergio L.
Carvalho most recently held the position of President - On-Highway Division, as well as President - South America and China Businesses. During his career he has successfully managed global businesses on the truck, bus, trailer, off-highway and military market segments and was a board member of several companies in N. America, S. America, Europe and Asia.

Prior to joining Nelson, Carvalho served as President and CEO of AXN Heavy Duty, President and CEO of Fula Heavy Industries, President of Sypris Technologies, and Vice-President and General Manager of several divisions for Rockwell Automotive, ArvinMeritor and Meritor.

Carvalho holds a bachelor's degree in Physics from the Sao Paulo University, Sao Paulo, Brazil.

Steve Scgalski

Interim COO
Steve Scgalski has over 25 years of experience in the exhaust/emissions and metal forming and fabricating industries serving both light and commercial vehicle markets. He has held various positions in quality, engineering, plant management and, operations. Scgalski has also served as the COO of a leading global exhaust company. He has experience leading public companies, private equity portfolio companies, and has owned & owns small manufacturing companies.  He is a graduate of Franklin College with a Bachelor’s degree in Economics.

Kris Radhakrishnan

Chief Financial Officer
Kris Radhakrishnan has significant experience as a finance executive with medium to large global companies both public and private equity owned and operating in multiple industries.  Some of his prior experiences include CFO, American Achievement Corporation, CFO, Resolution Specialty Material, and CFO, Celanese Chemicals.  He has a Bachelor of Commerce (Accounting) from University of Madras, India and an MBA from Northern Illinois University and is also a CPA.

Joseph Freeman

Vice President, Human Resources
Joe Freeman is Vice President of Human Resources for Nelson Global Products. He is responsible for providing strategic direction and focus in the areas of leadership, development, compensation, benefits, labor relations and, corporate human resources systems, and policies and practices. Previously, Freeman held management positions in both human resources and operations including: human resources director for a commercial/casualty insurance company; president of a sports marketing commercial printing operation; operations director for a commercial book printing operation, and management levels in human resources with ArvinMeritor’s Commercial Vehicle Systems.  Freeman has a bachelor’s degree from the University of Kentucky and a master’s degree from Western Kentucky University. He is an Army veteran where he successfully completed Airborne School, Ranger School, Rotary-Winged Aviation School and Air Assault School and served as a combat aviator with the 101st Air Assault Division.

Sue Vanderbilt

Vice President Business Integration and Information Technology
Sue Vanderbilt serves as the Director of Business Integration for Nelson Global Products. Previously, she worked for 18 years for a large diesel engine manufacturer in several different areas of finance and Six Sigma. She is a certified Master Black Belt, Black Belt, and Sponsor. She has been the recipient of multiple awards including the Six Sigma Quality Chairman's Award and the Functional Excellence Award. Vanderbilt holds a bachelor’s degree in Accounting from University of Wisconsin-Whitewater.

Jason Crawford

President  - Off-Highway Business
Jason Crawford is the President of the Off-Highway Business supporting the Construction, Agriculture, Mining, Military, Marine, and Forestry markets globally.  His background includes extensive sales, engineering, and product development experience for global organizations.  Most recently Jason served as Director of Sales for Thomson Linear with a specific focus in the Off-Highway and Medical vertical markets.  He has a Bachelor’s degree from the University of Cincinnati in Materials Science and Engineering. 

Robert Bass

VP/GM - ITC & Advanced Mfg.
Robert Bass is a founding member of Water Works Manufacturing, LLC, focused on developing advanced forming processes.  He has more than 23 years working in manufacturing, including diverse areas such as engineering, operations, quality, and materials management. Robb has developed products and processes in the medical device, HVAC, robotics, plumbing, and powersports industries. He holds a business management degree from Bethel University and is a US Navy veteran.

Kevin Stokstad

General Manager – Aftermarket – Exhaust & Emissions
Kevin Stokstad recently served as Senior Director Product Management for Exhaust and Emissions for Nelson Global Products.  He has over 16 years of OEM sales experience with Nelson Industries and Cummins, serving in various external customer facing, marketing and project management roles including OEM customer service coordinator, OEM account manager, OEM sales manager, Six Sigma Black Belt, global director exhaust marketing and customer support excellence, Director OEM sales and General Manager Outdoor Power Equipment markets.  He holds a bachelor’s degree in Marketing, Management Information Systems (MIS) and emphasis in Entrepreneurship from the University of Wisconsin-Oshkosh and a master’s degree (MBA) from Edgewood College.

Rob Schellin

Director of Engineering
As the Director of Engineering for Nelson Global Products, Schellin is dedicated to supporting his team of Project, Development, Design, and Customer Engineers in developing and integrating the products that Nelson's customers need today and in the future. Previously, he led the development of exhaust aftertreatment design activities for a large diesel engine manufacturer. His background also includes roles in manufacturing engineering, operations, and purchasing. Schellin is a graduate of the University of Wisconsin-Madison with a degree in Mechanical Engineering and a master’s degree (MBA) from University of Wisconsin-Madison.

Jackie Eisele

Director – NPS and Quality
Jackie Eisele is responsible for Corporate Quality Control and the launch of the Nelson Production System (NPS).  In the past, she has served as the company’s Global Supply Chain Manager – vendor management. As a Master Black Belt, Eisele is also responsible for the Continuous Improvement Initiatives of the company with a core of Black Belt cadre reporting to her in Stoughton and at various plant sites. She is a graduate of the University of Wisconsin – LaCrosse. Prior to joining Nelson, she served as a manager in the supply chain department for Cummins Emissions in finance with Cummins Filtration. A native of Wisconsin, Eisele has grown in responsibilities with the company for over 15 years