William Maxwell

William Keith Maxwell is the founder of National Gas & Electric LLC, founded in 2015, where the title held is Chief Executive Officer.
Current jobs include Chairman, President & Chief Executive Officer at Nudevco Midstream Development LLC; Chief Executive Officer at Nudevco Partners LLC, Spark Energy Ventures LLC, Associated Energy Services LP, Retailco LLC, Retailco Services LLC, and Spark Energy Gas LLC; Executive Chairman & Chief Executive Officer at Via Renewables, Inc. since 2020; Chief Executive Officer & Director at TxEx Energy Investments LLC; and Chairman at Spark Energy LLC (Texas) since 1999.
Former jobs include Chairman & Chief Executive Officer at Marlin Midstream Partners LP from 2013 to 2015; Chief Executive Officer & Director at Marlin Midstream GP LLC in 2015; Non-Independent Director at Azure Midstream Partners LP; Director at Azure Midstream Partners GP LLC from 2015 to 2016; Vice President-Gas Operations at Black Hills Energy Resources, Inc.; President at Marlin Midstream LLC; and Partner at Polaris Pipeline Co. Education includes an undergraduate degree from The University of Texas at Austin, conferred in 1987.