Lorne Rollheiser is a partner in Gowling WLG's Calgary office and head of the firm’s national Oil & Gas Industry Group. Lorne has 20+ years of experience practising in natural resources and energy law — including as in-house counsel with two of North America’s largest independent oil and gas producers. This unique background positions him strongly in the market and equips him to offer sophisticated legal advice that’s in tune with the day-to-day realities of the sector. Working closely with domestic and international exploration and production clients, Lorne focuses his practice on a range of complex energy-related matters associated with the planning, development, and execution of upstream and midstream projects. Lorne has also led teams in a multitude of high-stakes M&A and amalgamation & divesture transactions. Representing buyers and sellers alike, Lorne helps clients manage the sales process, conduct due diligence, coordinate the submission or receipt of bids, and negotiate and draft definitive purchase and sale agreements.