David F Asmus, co-leader of Sidley’s energy practice, is an industry leader in the structuring and implementation of oil and gas development projects and project financings, as well as acquisitions and divestitures. He has handled some of the world’s most challenging and innovative projects in these fields. His experience ranges from shale and other unconventional resources, to deep water offshore developments, and from liquefied natural gas to petrochemicals and refining.

He has been ranked in Chambers USA: America’s Leading Lawyers for Business (2003–2018) and Chambers Global: The World’s Leading Lawyers for Business (2000–2019) and is Chambers’ only star-rated individual in the oil and gas field in the United States. Dave was selected as ‘Energy Lawyer of the Year’ (2015–2017) and ‘International Lawyer of the Year’ (2005, 2008, 2012–2014) by Who’s Who’s Legal. He was also named an ‘Energy and Environmental Trailblazer’ by The National Law Journal and named ‘2014 Houston Lawyer of the Year – Natural Resources Law’ by The Best Lawyers in America. Dave has been listed in The Best Lawyers in America (2006–2011, 2014–2017) and as ‘Texas Super Lawyer’ (2004–2017) and ‘Top 100 Houston Super Lawyers’ (2007) by Law & Politics. Lawdragon named him one of America’s 500 Leading Lawyers (2005-2007, 2011, 2015).

Dave has served as past president, secretary and member of the board of directors of the Association of International Petroleum Negotiators (AIPN), and also served as chair of the Institute of Energy Law and the Oil and Gas Committee of the International Bar Association.

Before entering the legal field, Dave started his career at an independent oil company as a geophysicist.