Tom began his career in 1988 with the California Energy Commission working with alternative fuels.  In 1993, he joined the Sacramento Metropolitan Air Quality Management working to reduce emissions from mobile sources, including the development of heavy-duty incentive programs.

Tom joined Cummins in 2003.  In his current role as Director, Global Regulatory Affairs, Tom works with regulatory agencies, business partners and industry partners to implement Cummins’ Destination Zero effort.

Tom is based in Sacramento, California, holds a Mechanical Engineering Degree from Sacramento State and a California Professional Engineering license.

 

David Hillman has worked in the North American commercial vehicle industry for over thirty years, including twenty-six with International Motors, a division of TRATON.  After beginning his career as an engineer designing truck suspensions, he progressed through a variety of marketing management, product development, general manager, and corporate strategy roles.  David is currently the Vice President, Integrated Technology Sales at International.

David holds a Bachelor’s Degree in Mechanical Engineering from the University of Illinois at Urbana-Champaign and an MBA in Marketing Management from DePaul University in Chicago.

Jon Costantino is the founder and Principal of Tradesman Advisors, Inc., a Sacramento-based consulting and advocacy firm. He has 33 years of regulatory experience both within Government and in the private sector, focused on air quality and climate change regulatory implementation and policy development. He was the original Climate Change Planning Manager for the California Air Resources Board and oversaw the first publication of the State’s economy-wide climate policy document—the AB 32 Scoping Plan. 

Prior to founding his own firm, Jon managed a climate change regulatory practice for a diverse portfolio of clients at a national law firm. He also was the lead legislative analyst at CARB, focused on energy and transportation fuels. He started his career as an Air Quality Engineer at one of California’s local air quality districts.

Jennifer Weaver is the President & Chief Marketing Officer of JenMotion Marketing, and also serves as the OEM Market Development Manager for Clean Fuels Alliance America – the U.S. trade association for the biodiesel, renewable diesel and sustainable aviation fuel industry. 

Jennifer has worked for the past 23 years as a liaison between the clean fuels industry and the major auto, engine, and equipment manufacturers.  Her core responsibilities include educating those companies – as well as their suppliers, dealers, fleets and other customers – on key technical advances in biodiesel and renewable diesel and guiding their efforts to support and promote the use of these clean fuels in their diesel engines and future diesel vehicle programs. 

Jennifer has over 30 years’ experience in managing a wide variety of Strategic Marketing, Public Relations, Technical Education and Training Programs for various clients in the Automotive and Alternative Fuels industries among others.  

Jennifer earned a Bachelor of Business Administration degree in Marketing as 

well as an MBA from Miami University in Oxford, Ohio. She also received post-graduate education in Advertising, Public Relations and Applied Communications at Michigan State University and holds a certificate in Social Media Marketing. Jennifer now resides in “auto country” near Ann Arbor, Michigan and enjoys helping to foster the nation’s growing interest in alternative fuels.