He received a bachelor's degree in Civil Engineering from the University of Texas at Arlington in 1978.
Warren married the former Sherry Johnson on May 18, 1980 in Dallas, Texas and they divorced in 1991. He married Amy Hudson on June 3, 2010 in Dallas. He has one son, Klyde Warren.
He started his career working for the Lone Star Gas Company. From 1981 to 1992, he worked for Endevco. He served as executive vice-president Cornerstone Natural Gas from 1989 to 1990, and as President and CEO from 1993 to 1996. He has been the co-chairman and co-CEO of Energy Transfer Partners since 2007. He also serves as member of the management council of ETP Enogex Partners LLC, co-CEO of ETC OLP, co-CEO and co-chairman of La Grange Energy and of US Propane LLC. He is a former co-chairman of Le Gp, OEC Compression.
Warren is chief executive officer and chairman of Energy Transfer Partners. Warren also serves as chairman of the general partner of Energy Transfer Equity. Prior to the combination of the operations of ETP and Heritage Propane in 2004, Warren co-founded the entities that acquired and operated the midstream natural gas pipelines that were contributed in the merger. From 1996 to 2000, Warren served as a Director of Crosstex Energy, Inc. and from 1993 to 1996, he served as President, chief operating officer and a Director of Cornerstone Natural Gas, Inc. Warren has more than 25 years of Business experience in the Energy industry.
Warren purchased the Roatan Electric Company (RECO) in 2008, where he serves as President and Chairman of the Board. RECO is investing $7 million on a wind farm that will be complete by 2017.
In 2012, Warren donated $10 million to help build a park in downtown Dallas, Texas and named it for his son. As part of the contract, his son cleans up trash from the park once a month.
In 2015, Governor Greg Abbott of Texas appointed Warren to the Texas Parks and Wildlife Commission.
Warren donated $6 million to Governor Rick Perry's presidential campaign. He also donated $103,000 to President Donald Trump's 2016 campaign.