Alex Parken

Allison Sears is a regulatory litigator and the regional Co-Leader of Fasken’s Global Energy and Climate Group in Calgary. Her practice focuses primarily on energy and environmental matters. With experience before all levels of court in Alberta, Allison also represents clients in arbitrations, mediations, and regulatory proceedings before various federal and provincial regulators including the Canada Energy Regulator, the Alberta Energy Regulator, the Alberta Utilities Commission, the E...

Michael is a partner at Carbert Waite and co-chair of the firm’s commercial litigation and condominium practice groups. Michael has represented clients in the Court of Queen’s Bench of Alberta, the Provincial Court of Alberta, and in mediations and arbitrations. He enjoys appearing in Court when necessary, but focuses on finding economic and sensible solutions for his clients and works tirelessly to pursue their rights.

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...

Caireen Hanert is a lawyer recognized by Best Lawyers in the practice areas of Administrative and Public Law and Corporate and Commercial Litigation. Caireen practices law in Calgary, Alberta Best Lawyers has recognized Caireen Hanert since 2026. 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 Caireen Hanert is held by other lawyers.

Jennifer R. Lamb is a lawyer recognized by Best Lawyers in the practice areas of Corporate and Commercial Litigation and Trusts and Estates. Jennifer R. practices law in Calgary, Alberta Best Lawyers has recognized Jennifer R. Lamb since 2018. 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 Jennifer R. Lamb is held by other lawyers.

Darren Hueppelsheuser’s practice concentrates on income tax law, with an emphasis on the tax aspects of financing and transaction planning for corporations and partnerships in both private and public transactions. Mr. Hueppelsheuser also advises on international tax structuring of Canadian inbound and outbound investments and the tax aspects of debt reorganizations and financial restructurings in creditor proceedings. Mr. Hueppelsheuser regularly presents on tax matters and has written ...

Karen's practice focuses on complex commercial, construction, and contract litigation and arbitration. Karen leverages her over 20 years’ of experience to advise clients on a broad range of complex litigation and arbitration disputes. Providing counsel to clients in the energy, agricultural, chemical and construction industries, she has been involved in the resolution of a variety of claims, including multi-party actions, contract disputes, estate litigation, product liability claims, a...

Dereck is a senior family law lawyer, having practiced exclusively in this area since being called to the Alberta Bar in 1995. Dereck holds a B.A. (Hons.) from McGill University followed by his L..L.B. from the University of Alberta. As a skilled litigator, he has appeared successfully at all levels of court in Alberta as well as in numerous arbitrations. Dereck also has extensive experience in negotiating settlements and drafting agreements. He applies a reasoned approach to his files and en...

Over the 20 years Tonii Roulston has been a member of the Calgary Bar Association, she has built her long-standing reputation as a tough criminal defence lawyer. Known for her strategic thinking, and effectiveness in the courtroom, she has represented a variety of challenging and high-profile cases. As a female lawyer, she holds an advantage in vigorously questioning female complainants on difficult details including their motivations to lie and inconsistencies in their accusations. Tonii is ...

S.B. Gavin Matthews is a lawyer recognized by Best Lawyers in the practice areas 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 practices law in Calgary, Alberta Best Lawyers has recognized S.B. Gavin Matthews since 2011. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and l...