Roxanna S. "Roxy" Petts

Doug Ewens is a tax lawyer in Calgary, Alberta, with more than four decades of experience advising clients on Canadian Corporate and Personal tax matters. He provides practical tax advice and responsive service, working collaboratively with clients and colleagues to address evolving tax laws and complex issues. Doug began his legal career in Calgary with McCarthy and McCarthy, later renamed McCarthy Tétrault, after moving west in the late 1970s. With two fellow partners, he helped esta...

Jeffrey D. Wise K.C. is a lawyer recognized by Best Lawyers in the practice area of Family Law. Jeffrey D. practices law in Calgary, Alberta Best Lawyers has recognized Jeffrey D. Wise K.C. since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Jeffrey D. Wise K.C. is held by other lawyers.

KayLynn Litton is the Canadian head of our energy sector. She regularly assists clients on a broad range of corporate and commercial matters, including domestic and international acquisitions and divestitures, joint venture projects, midstream contracts, corporate reorganizations, Aboriginal consultation and general contractual matters. Her practice includes negotiating and drafting complex transactional, corporate, commercial and operational agreements for clients in a variety of energy indu...

Shannon is an innovative and high-performing litigation and regulatory lawyer with over 20 years of experience advising clients on complex commercial and regulatory matters. Her practice focuses on resolving difficult business disputes in the commercial, energy and power sectors. She has extensive experience managing large, complex litigation, regulatory and administrative matters in the electricity and oil and gas industries, where organization, accountability, effective communication and ov...

Grant Cameron is a lawyer recognized by Best Lawyers in the practice area of Corporate and Commercial Litigation. Grant practices law in Calgary, Alberta Best Lawyers has recognized Grant Cameron since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Grant Cameron is held by other lawyers.

Marco is a skilled litigator who represents clients in a wide range of disputes. He applies his considerable experience before courts and administrative tribunals to successfully defend his clients’ best interests. Marco’s diverse practice includes commercial litigation, insurance and risk management, professional discipline, and municipal matters. He has significant experience litigating contractual disputes and negligence claims, routinely representing energy companies, engineer...

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 ...

Kimberley is Counsel at Parlee, practising in insurance and commercial litigation. Her experience spans private practice and in-house counsel work with one of Canada’s largest insurers, giving her a firsthand understanding of how disputes look from both sides of the table. She is also a Qualified Mediator (Q.Med.) and regularly helps clients resolve disputes through negotiation, settlement meetings, judicial dispute resolution and mediation. Her approach is informed by both her litigati...

With a focus on settlement and the best interests of the family, Alex helps his clients minimize conflict and avoid costly prolonged court battles. He is known for his bright and practical approach and for helping clients reach solutions that ultimately allow them to move forward with their lives. Alex has extensive training and experience in interest-based negotiation, mediation and arbitration. He offers creative solutions for clients in a way that best fits their needs whether that be thro...

Laura Warner is a lawyer recognized by Best Lawyers in the practice areas of Administrative and Public Law and Corporate and Commercial Litigation. Laura practices law in Calgary, Alberta Best Lawyers has recognized Laura Warner since 2023. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Laura Warner is held by other lawyers.