Michael A. E. Greene, K.C.

S.B. Gavin Matthews is a top attorney recognized by Best Lawyers in the practice area(s) of Alternative Dispute Resolution, Appellate Practice, Class Action Litigation, Construction Law, Corporate and Commercial Litigation, Insurance Law, Labour and Employment Law and Product Liability Law. S.B. Gavin, who practices law in Calgary, Alberta, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which S.B. Gavin is held by o...

Paul is an oil and gas lawyer transaction and land lawyer with over 30 years of experience advising clients on on the drafting and negotiating of agreements for the acquisition and divestiture (A&D) of oil and gas assets and the drafting and negotiating of joint venture, partnership and joint operating agreements pertaining to the energy industry. Paul also assists clients in due diligence and title opinion preparation in A&D transactions; custom and complex freehold land and leasing ...

Brad Ashkin is a partner in the Corporate Group whose broad transactional practice focuses primarily on mergers and acquisitions, corporate finance and securities and complex commercial arrangements. He regularly acts for Canadian and international clients with interests in oil and gas, agribusiness, finance and infrastructure. Brad has acted on acquisitions and dispositions of public companies, and for buyers and sellers of private businesses and individual assets. He also acts for sponsors ...

Brent focuses his practice on business and personal tax planning, leading projects for restructuring, split-ups, acquisitions, asset divestitures and financings. He represents clients in tax disputes, representing clients before the Canada Revenue Agency, Department of Justice and Department of Finance. From the Alberta Government to the Institute of Chartered Accountants, Brent has worked with a variety of government, industry and volunteer organizations to improve tax laws. For the past 30 ...

Gavin Fitch is an award-winning lawyer and K.C. working in environmental, regulatory, energy permitting, and Indigenous law. He’s a respected and trusted advisor who provides sound, practical advice geared towards keeping his clients out of the hearing room. When necessary, however, he is a strong and fearless advocate, whether in negotiations or in a courtroom. His clients include developers, energy producers, environmental monitoring agencies, governments and landowners. For each indi...

Mr. Burstall practices in the area of commercial law with an emphasis on securities law. Its practice includes all aspects of securities law from both the perspective of an issuer or an underwriter, including initial public offerings, secondary financing, mergers and acquisitions, all dealings with regulators including stock exchanges and securities commissions, and corporate governance. He also practices in business and corporate commercial law, including all forms of corporate governance, s...

Caireen Hanert is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law and Corporate and Commercial Litigation. Caireen, who practices law in Calgary, Alberta, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Caireen is held by other top lawyers in the same geographic and legal practice area.

Annette Lambert represents a variety of clients, including power and energy companies, real property and commercial and industrial developers, chartered banks, institutional and private lenders, and a number of other commercial and industrial participants. Annette advises on a broad range of commercial real property matters, including financing, acquisitions and divestitures, project and infrastructure development, and industrial and commercial leasing. She consults at strategic levels on her...

Paul Stein is a Partner in Gowling WLG's Calgary office. He practises in the area of commercial litigation with an emphasis on fire, oilfield, directors and officers, professional liability, environmental, product liability, property and industrial claims, coverage litigation, class actions, construction, commercial and shareholder disputes. Paul has appeared before all levels of court in Alberta, various administrative tribunals and has also conducted matters in British Columbia, Saskatchewa...

John is a partner at Felesky Flynn in Calgary, Alberta. He focuses on corporate and international tax planning and frequently assists clients in dispute matters. John holds dual qualifications as a lawyer and CPA in Alberta and previously served as a tax practitioner in Australia for many years. He graduated with honours from the University of Melbourne with a double degree in Law and Commerce and currently teaches tax law at the University of Calgary. Before joining Felesky Flynn, John pract...