CleanFUEL USA® is the leading global manufacturer of certified and approved alternative fuel equipment for propane autogas.

We are recognized throughout the world by fleet managers, fuel equipment manufacturers, and distributors for a "Total Alternative Fuel Solution" that offers superior economic and environmental advantages. We also provide reliable, user-friendly and technologically advanced dispensing products.


A visionary company founded in 1993, CleanFUEL was the first in the U.S. industry to develop liquid propane fuel injection systems. For over 20 years, the firm has maintained a reputation for providing safe, reliable, and cost-effective vehicles, stations, and dispensers that comply with environmental regulations.

Offering turnkey fuel and refueling infrastructure solutions, propane-powered engine systems and conversions, and fleet management programs, CleanFUEL helps customers take advantage of U.S.-produced propane fuel to drive down the costs and emissions related to transportation of goods and services across the country. The company is also in the process of building the nation's largest autogas refueling network.

As research and development continues to be a core company function, customers reap big benefits with CleanFUEL's consistent leading edge position in the alternative fuels industry. The company is poised to lead the way to continuous improvement in fuel options, equipment technologies, and fleet management.

CleanFUEL is headquartered in Georgetown, Texas with vehicle engineering offices in Wixom, Michigan.




  • Curtis Donaldson founds Clean Fueling Technology (CFT), headquartered in Georgetown, Texas
  • CFT builds the first propane refueling dispenser for American Propane in Oklahoma City, Oklahoma and ships their first international dispenser order to Mexico


  • CFT replaces Conoco propane dispensers in Denver, Colorado with Gilbarco dispensers, which marks the beginning of a decade long relationship with Gilbarco and initiates an up-fit business
  • CFT receives UL approval for the Gilbarco Advantage propane dispenser, the only UL approved, complete dispenser system for propane to date


  • CFT forms a partnership with Thermogas, a retail propane division of Mapco, to explore a nationwide approach to propane motor fuel sales
  • CFT moves to Market Street in Georgetown and hires Hector Lemus & Wayne Moore to create Espagas, a wholly owned subsidiary of CFT, in Celaya, Gto. Mexico. Within 18 months, the business grows to $22 million dollars in annual sales


  • CleanFUEL USA (CFUSA) is founded with the idea of strategically installing 24-hour fuel stations in metropolitan markets


  • CFUSA places its first stations in Denver, Colorado with the acquisition of six stations from Conoco


  • CFUSA builds seven stations in Phoenix, Arizona


  • CFUSA establishes stations with Delta Liquid Energy in Southern California


  •  Company expands with creation of CleanFUEL India


  • The first E85 dispenser ships to Monsanto in Grand Island, Nebraska. Rick Richard, former CEO of Columbia Energy, joins CFUSA as Chairman of the Board
  • Testing begins at General Motors Millbrook Proving Ground Ltd. on Liquid Propane Injection (LPI) engine systems, developed in part by CFUSA


  • CleanFUEL USA moves to a new manufacturing facility at 116 Halmar Cove in Georgetown, Texas
  • The 8.1L Liquid Propane Injection (LPI) system receives EPA and CARB certification, and production begins at Monroe Truck & Equipment in Flint, Michigan
  • Blue Bird Corporation announces development of propane school bus utilizing the LPI system


  • Company continues to expand with creation of CleanFUEL Argentina
  • CleanFUEL India opens its first station in India
  • Blue Bird Corporation begins taking orders for the propane “Vision” school bus and Roush begins taking orders for the propane Ford F150, both of which feature the LPI system
  • CFUSA signs up their first Master Dealer and by the end of 2007 has 28 total Master Dealers located across the US who sell and service LPI vehicles

2008 - 09

  • CFUSA sells over 3,000 GM 8.1L, LPI vehicles across the US and Canada
  • CFUSA, in conjunction with Texas State Technical School (TSTC) receives a $12.9 million grant from the Department of Energy (DOE) to establish more than 100 propane refueling stations in major U.S. cities
  • CFUSA announces a partnership with Collins Bus Corporation, integrating the GM 6.0L engine into their type A, NexBus


  • GM announces they will withdraw from the medium duty truck market and therefore cease production of the 8.1L engine
  • CFUSA opens a second office in Novi, Michigan dedicated to propane engine development
  • GM announces plans to develop an OEM propane autogas vehicle, the G4500, utilizing the GM 6.0L engine, and chooses CFUSA as their engine system development partner


  • CFUSA suffers a devastating fire at the Georgetown manufacturing facility but continues to operate out of a temporary location


  • GM begins production of the propane autogas G4500
  • CFUSA moves into a new 21,000 square foot facility located at the same location as the original building in Georgetown
  • CFUSA announces a partnership with Thomas Built school buses integrating the GM 6.0L engine into their type A, Minotour
  • Freightliner Custom Chassis Corporation announces a partnership with CFUSA, Propane Education and Research Council (PERC), GM, and Powertrain Integration to develop the GM 8.0L engine for use in an S2 bobtail chassis and a Thomas Built, type C, school bus, set to launch in early 2013
  • CFUSA moves from Novi to Wixom, Michigan, doubling their square footage and expanding their propane vehicle development offices
  • CFUSA announces a partnership with Menards home improvement stores and installs 37 publicly accessible refueling locations throughout the Midwest
  • CFUSA names Wayne Moore as COO


  • Company is the first in autogas industry to earn global certification for Gilbarco Encore S LPG retail dispenser
  • Completed the installation of 85 retail propane autogas stations and bi-fuel vehicle conversions, funded through a $12 million grant from the Department of Energy’s American Recovery and Reinvestment Act
  • Granted EPA and CARB certification on Freightliner Custom Chassis 8L S2G and Thomas Built C2 products


  • Secured United Parcel Service (UPS) contract to purchase 1,000 propane package delivery trucks and install an initial 55 fueling stations across the U.S. The investment in propane vehicles and infrastructure totaled approximately $70 million
  • Granted EPA and CARB certification on Freightliner Custom Chassis MT 45/55 product.
  • Introduced eCONNECT dispenser technology, the propane autogas industry’s first complete fuel network management system for electronic dispensers

Board of Directors


Curtis Donaldson, Founder and President

After graduating from Texas A&M University with a BBA in Management in 1981, Donaldson was commissioned a 2nd Lt. in the US Army. Following his service, Mr. Donaldson spent over 10 years with Conoco. After leaving Conoco, he started his own company, Clean Fueling Technologies (CFT), which specialized in alternative fuel infrastructure equipment manufacturing. In 1999, he initiated CleanFUEL USA to begin networking alternative fuels stations in targeted markets.

CleanFUEL USA now offers both infrastructure and engine fuel solutions for propane autogas. CleanFUEL continues to offer their CFT line of autogas dispensers as well as the UL listed Gilbarco Encore. They are responsible for several successful OEM engine programs with GM and Freightliner Custom Chassis Corporation as well as Collins and Thomas Built Bus and also distribute aftermarket engine kits.  Clean Fuel USA is headquartered in Georgetown, TX and also has an office in Wixom, Michigan.

Mr. Donaldson has served on the Propane Education and Research Council as both a Council Member and on the Agriculture Advisory Committee and the Engine Fuel Advisory Committee. Also he served as Chairman Emeritus & Board member of the National Ethanol Vehicle Coalition from 2004 to 2006. The Department of Energy's Clean Cities Group awarded him the Alternative Fuel "Hero" Award, and his company received the DOE award for Alternative Fuel Exporter of the Year. He currently serves as Vice Chairman of the International Leadership of Texas Charter School in Garland, Texas and has been named to the Valley Mills ISD Educational Foundation. He has four children and considers family and basketball as his hobbies. 

Oliver G. “Rick” Richard, III, Chairman

Mr. Richard was Chairman, President and CEO of Columbia Energy Group until its acquisition on November 1, 2000. Richard ran this $7 billion Fortune 300 Company since joining Columbia Energy Group’s predecessor, The Columbia Gas System, Inc. in April, 1995. Previously, Richard served as Chairman, CEO and President of New Jersey Resources; as President and CEO of Northern Natural Gas Pipeline; and as Vice-President and General Counsel of Tenngasco. Richard was appointed by President Ronald Reagan and confirmed by the United States Senate to the Federal Energy Regulatory Commission (FERC) as a Commissioner from 1982 to 1985. He received the FERC Chairman’s Medal and the Distinguished Service Medal from the
U.S. Secretary of Energy for his efforts. Before joining FERC, he worked in the United States Senate as legislative assistant for energy issues to U.S. Senator J. Bennett Johnston (D-La) in Washington, D.C. from 1978 to 1981.

Richard was Chairman of the Board of Trustees of the Paul M. Hebert Law Center from 2005 to 2009 and on the Board of Visitors of the Manship School of Mass Communications, both to Louisiana State University. He is a member of the Board of Advisors of Haddington Ventures in Houston, Texas. Richard is currently treasurer of the Coastal Plains Conservancy. He has served three times as a member of the National Petroleum Council, an advisory body to the U.S. Secretary of Energy; Chairman of the Interstate Natural Gas Association of America; and on the Boards of Directors of the American Gas Association and the U.S. Chamber of Commerce. He is on the Board of Directors of three publicly traded companies: American Electric Power, Buckeye Partners, L.P., and Cheniere Energy Partners.

Richard earned a B.A. in Journalism and a Juris Doctorate in Law from Louisiana State University, and a Master of Law Taxation from Georgetown University.



Henry Harmon, Board Member

Dr. Harmon has been a part of the Appalachian exploration industry for 30 years, leading one of the most skilled teams of professionals in an effort to expand and develop the boundaries of the eastern producing Basins. He now serves as President and CEO of Triana Energy, Highlands Drilling and Mudarra Services. Harmon founded Triana Energy in 2000 and also served as President and CEO of Union Drilling, Inc. from 2000 to 2003. He had previously worked within the Columbia Energy Group for 22 years, where he served as President and CEO of several of its non-regulated energy subsidiaries, including Columbia Natural Resources. Under his leadership, Columbia Natural Resources grew from a valuation of approximately $300 million to its ultimate sale in November 2005 for nearly $3.2 billion.

Harmon holds a Bachelor of Science Degree from West Virginia University Institute of Technology, a Master of Science Degree in Management from The American College and a Ph.D. in Economics from The Union Institute in Cincinnati, Ohio. He also has earned the professional credentials of Certified Public Accountant and Certified Management Accountant. In 2006 he was awarded an Honorary Doctor of Laws degree from the University of Charleston, and had previously been recognized by the West Virginia Institute of Technology as its Outstanding Alumni of the Year. He served for six years on the board of directors of the 5th District Federal Reserve Bank of Richmond, where he filled the role of chair of the Audit Committee and the Bank Operations Committee. He also currently serves as trustee for The University of Charleston and The Greater Kanawha Valley Foundation.