David J. Corrigan, K.C.

Elizabeth Williams, managing partner of the Calgary office, has a broad practice in both business law and intellectual property law where she provides general corporate and commercial advice and advises on intellectual property matters. Ms. Williams has extensive experience advising clients in M&A transactions, complex licensing and IP commercialization matters and portfolio monetization. Her experience has included major, complex and multi-jurisdictional M&A transactions, commercial ...

Melissa became a member of the Law Society of Alberta in 2004. After her articles, Melissa participated in a Canadian Bar Association internship in Tanzania. During this internship, she assisted the Legal and Human Rights Centre in Dar es Salaam with promoting awareness on various critical human rights issues. Melissa joined Carbert Waite LLP in 2006, and became a partner in 2017. Melissa practices in all areas of civil and commercial litigation. Melissa’s primary practice areas are emp...

Richard’s notable capabilities in corporate and commercial law are well established. He holds a Business degree with a major in accounting, and has completed the Canadian Securities course as well as the CICA in-depth Income Tax course. Richard’s knowledge in Commercial Real Estate comprises; shopping centre purchase and sales; land assemblies, purchase and sale transactions for retail and industrial lands; free standing and shopping centre anchor tenant leasing; commercial retail...

Katherine Ratcliffe is a trusted advisor to high-net-worth individuals, families, and business owners on their estate, trust, and tax matters. She develops sophisticated, client-centric planning strategies that reflect legal precision, practical insight, and a deep understanding of clients’ particular objectives. Katherine’s practice focuses on complex estate planning, trust and corporate structuring, business succession, and post-mortem tax planning. She regularly prepares bespok...

Stuart M. Olley is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Mergers and Acquisitions Law, Mining Law and Securities Law. Stuart M., who practices law in Calgary, Alberta, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stuart M. is held by other top lawyers in the same geographic and legal practice area.

Jeff is an experienced energy lawyer who advises clients on a broad range of matters, including energy project development and midstream natural gas handling, transportation and treating arrangements. His energy project work mostly involves all aspects of liquefied natural gas (LNG), gas-to-liquids (GTL), pipeline, petrochemical, independent power and water, cogeneration, and hydroelectric projects. Prior to joining Lawson Lundell, Jeff worked for Qatar Petroleum (QP, now QatarEnergy), ultima...

Lara Mason’s practice encompasses a wide range of commercial litigation matters, including commercial disputes, transnational and cross-border disputes, professional liability matters, insurance coverage disputes and class actions. Ms. Mason has appeared at all levels of court in Alberta, before the Supreme Court of Canada, and before the Alberta Utilities Commission. She has also participated in a variety of alternative dispute resolution processes.Ms. Mason joined our Calgary office a...

Alison Gray is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law, Construction Law and Corporate and Commercial Litigation. Alison, who practices law in Calgary, Alberta, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alison is held by other top lawyers in the same geographic and legal practice area.

Dale practices in the areas of commercial, general and business aviation, banking and finance, and corporate commercial law. Dale is a leading practitioner in the aviation field, having provided legal counsel to domestic and foreign air carriers, aircraft maintenance, repair and overhaul companies, lenders/borrowers, lessors/lessees, buyers/sellers, and institutional clients in all manner of aviation transactions and in respect of the establishment and merger of commercial air services, both ...

Practising extensively in the area of complex commercial transactions, Rick Borden focuses on large-scale projects and financings in the energy sector, including oil sands projects, pipeline projects and LNG projects. His clients include major Canadian banks and project sponsors and he has strong relationships with the key project lending specialists at the major Canadian banks. He also has significant experience in joint venture arrangements in the energy sector and often advises on matters ...