Randal Van de Mosselaer

Crispin is the Administrative Partner of the Calgary office and practices in the areas of business law, corporate finance and securities, mergers and acquisitions, and energy. He advises clients on corporate finance, public and private M&A, corporate reorganizations, and governance matters across a range of industries, including oil and gas, oilfield services, mining, power, and manufacturing. Crispin has significant experience with corporate finance and securities transactions, including...

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...

Scot D.E. Menzies is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law and Family Law Mediation. Scot D.E., who practices law in Calgary, Alberta, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Scot D.E. is held by other top lawyers in the same geographic and legal practice area.

Kaitlin Long's practice focuses on commercial litigation and dispute resolution within the energy industry, regulatory and environmental compliance matters and indigenous law issues. She is experienced in complex, high-stakes litigation proceedings involving contractual disputes, fraud and deceit and class actions. Kaitlin maintains a national practice and has been counsel in numerous trials, appeals and judicial review hearings, including multi-month trials. She has represented clients at al...

Tom Valentine has more than 30 years of experience in the oil and gas industry, both as a barrister and a solicitor. In 2002 and 2003, Mr. Valentine lived in Doha, Qatar, where he was senior counsel (projects) with Qatar Petroleum. While in Qatar, Mr. Valentine was responsible for a number of international gas and LNG projects, including projects in the United Kingdom (Qatargas II), India (RasGas) and Spain (Endesa Generacion). Since returning to Canada Mr. Valentine’s work continues to...

Scott is a Partner in Parlee McLaws’ Calgary office. His successful litigation practice focuses on oil and gas, media, and insolvency law. Through his numerous industry contacts with leading financial institutions and major oil and gas companies, Scott has developed significant experience in insolvency matters, media and defamation, and oil and gas litigation, appearing on numerous occasions in all levels of Courts in Alberta. Scott has represented industry clients in disputes involving...

Gail Black’s tax-based private client services practice focuses on trusts and estate planning and administration including Wills, substitute decision-making, various trusts, charitable planning and probate matters. As an active member of both the BC and Alberta Law Societies, she also advises on cross-provincial estate planning and administration matters. Working with US counsel, she assists clients on the tax-effective planning and administration of estates with US components including...

Maureen McCartney-Cameron is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation. Maureen, who practices law in Calgary, Alberta, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Maureen is held by other top lawyers in the same geographic and legal practice area.

Marc Massie is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Marc, who practices law in Calgary, Alberta, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marc is held by other top lawyers in the same geographic and legal practice area.

Zafar Jaffer is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Zafar, who practices law in Calgary, Alberta, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Zafar is held by other top lawyers in the same geographic and legal practice area.