Deirdre A. Sheehan

Alison is a skilled labour and employment lawyer. She advises employers in Alberta and Ontario in a wide range of industries across the public and private sectors, including oil & gas, banking, food and agriculture, aviation, and health care. Alison works closely with in-house counsel as well as human resources and labour relations professionals providing strategic advice on labour relations, arbitration, collective bargaining, human rights, employment policies and procedures, disability ...

Laura Comfort is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation. Laura, 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 Laura is held by other top lawyers in the same geographic and legal practice area.

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...

Fred Erickson is a partner in the Energy – Oil & Gas Group. His practice focuses on significant transactional and advisory engagements, and he has extensive involvement as lead counsel in major acquisitions and dispositions, restructuring projects, project developments, joint ventures, financings, asset monetizations, securitizations and other transactional matters. Fred has considerable experience in most aspects of the upstream oil and gas and natural gas liquids (NGL) industries,...

Perry R. Mack, K.C. is a top attorney recognized by Best Lawyers in the practice area(s) of Alternative Dispute Resolution, Appellate Practice, Bet-the-Company Litigation, Construction Law, Corporate and Commercial Litigation, Director and Officer Liability Practice, Insurance Law, International Arbitration and Personal Injury Litigation. Perry R., who practices law in Calgary, Alberta, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting t...

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...

Nigel established his first law firm in 1997 and has been practicing law for more than 25 years. He has appeared before all levels of Court throughout Alberta, and is familiar with all forums of Alternative Dispute Resolution. He is committed to maximizing client recovery, minimizing client exposure and realizing optimal outcomes. Nigel proudly considers himself first and foremost an advocate, and this has been his passion and a consistent theme throughout his professional career. He is also ...

Steve R. Will is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Mergers and Acquisitions Law. Steve R., 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 Steve R. is held by other top lawyers in the same geographic and legal practice area.

R. Travis Bissett is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation. R. Travis, who practices law in Lethbridge, Alberta, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which R. Travis is held by other top lawyers in the same geographic and legal practice area.

Tom is a leading practitioner in management-side labour and employment law with over 25 years of experience. Applying sound judgment, proactive strategies, and common sense, Tom has successfully represented employers in a wide range of complex and challenging matters. His continued success has earned him recognition from several leading industry guides as well as the respect of both colleagues and clients. With a focus on unionized workplaces, Tom advises and represents employers in labour ar...