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TTP Elects Officers to New Two-Year Terms at Annual Meeting

WM’s Marty Tufte to Chair Organization through 2026

Washington, DC – At its recent Annual and Q4 Board Meetings, The Transport Project elected a slate of experienced officers to oversee the organization’s operations through 2026:

  • Chair: Marty Tufte, Corporate Fleet Director, WM
  • Vice Chair: Michael Zimmerman, General Manager, Cummins Clean Fuel Technologies
  • Treasurer: Jared Hightower, Senior Vice President, Commercial at ANGI Energy Systems
  • Past Chair: Mitchell Pratt, Chief Technology Development Officer of Clean Energy Fuels and Chief Executive Officer of Rimere


TTP’s Daniel Gage and Jeffrey Clarke remain as President and Secretary respectively.  Gage serves as TTP’s chief executive and Clarke as Vice President of Regulatory and Government Affairs and General Counsel.

In addition, Charlie Ker, Senior Director, Business Development for Westport Fuel Systems, Ashley Remillard, Senior Vice President of Legal and Government Affairs at Hexagon and Jennifer Stokes, Key Account Manager for CenterPoint Energy, were elected as at-large members of TTP’s Executive Committee, joining the above officers.

TTP’s Chair is Marty Tufte, a Corporate Fleet Director for Waste Management, located in Phoenix, Arizona.  Mr. Tufte has served for over 39 years in progressively responsible positions within the company and presently oversees the Equipment Performance programs at the enterprise level.  Waste Management, Inc. is the leading provider of comprehensive waste management and environmental services in North America.

Mr. Tufte and his team have pioneered Waste Management’s use of alternative fuel vehicles and oversee all new technology programs.  These include Natural Gas, RNG, Battery Electric, Hydrogen, Hybrids and telematics programs to name a few.  Mr. Tufte has a technical degree from Austin Technical College and has a strong technical and fabrication background.

TTP’s new Vice Chair is Michael Zimmerman, General Manager of Cummins Clean Fuel Technologies.  In this role, he oversees business operations and provides strategic insight to drive growth of a new line of compressed natural gas fuel systems. He has served in this role since the company was founded in 2015.

Zimmerman previously served as General Manager of Custom Vehicle Solutions (CVS) in Denton, Texas, from 2012 to 2015, focusing on major fleet vehicle modification and fuel system installations.  From 2005 to 2012, Zimmerman worked in various roles at Rush Truck Centers – Houston, including Service Manager for four years, where he was instrumental in expanding the company’s Houston operations to offer specialized services to major oilfield customers and was involved in truck modifications for key refuse fleets.  Zimmerman holds a bachelor’s degree in industrial technology from Texas State University.  

TTP’s new Treasurer is Jared Hightower, Senior Vice President, Commercial for ANGI Energy Systems. Mr. Hightower is a 28-year veteran of the alternative fuels industry. He began his career as an engineer focused on Compressed Natural Gas (CNG) station design and operations before transitioning to Alternative Fuels Systems sales in 2002.

Joining ANGI in 2010 as a Regional Sales Manager, Jared quickly advanced to Vice President of Domestic CNG Sales in 2011 and later became Vice President of Sales. In January 2024, he was promoted to his current role as Senior Vice President, Commercial. He was instrumental in the 2014 sale of ANGI to Gilbarco Veeder-Root and continues to drive innovation in the CNG, Renewable Natural Gas (RNG), and hydrogen sectors. Jared holds a Bachelor of Science in Mechanical Engineering from Louisiana State University.

Mitchell Pratt is TTP’s immediate Past Chair, serving as Board Chair from 2017 through 2019 and again in 2023 to fill an unexpected vacancy.  Mr. Pratt has served on the executive team at Clean Energy for the past 22 years, currently as its Chief Technology Development Officer, where he advances the corporation’s technical innovation and strategy.  Prior to this, he led business initiatives and oversaw production across all divisions as Clean Energy’s Chief Operating Officer and Corporate Secretary.  Mr. Pratt also serves as Chief Executive Officer of Rimere, a plasma technology company focused on decarbonizing the natural gas infrastructure and transforming it into a clean global energy solution.  He has a degree in Engineering as well as an MBA.

In addition to electing a new slate of officers, TTP reappointed one-half of its Board of Directors to new two-year terms to the board.

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The Transport Project is a national coalition of roughly 200 fleets, vehicle and engine manufacturers and dealers, servicers and suppliers, and fuel producers and providers dedicated to the decarbonization of North America’s transportation sector.  Through the increased use of gaseous motor fuels including renewable natural gas and hydrogen, the United States and Canada can help achieve ambitious climate goals and greatly improve air quality safely, reliably, and effectively without delay and without compromising existing commercial business operations.  Find out more at: transportproject.org.