Heather Rumble Peterson

Casey has been a partner with the firm since 2015. She joined the firm in 2011 as an associate, and for five years before that, she held an in-house counsel role with a large Ontario municipality. Casey practises in all areas of labour and employment law. She acts for a wide variety of union and non-union clients in both the public and private sectors. Casey's practice focuses on public sector work, where she represents a number of municipalities, school boards, hospitals, and other broader p...

Craig M. Clarke is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Craig M., who practices law in London, Ontario, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Craig M. is held by other top lawyers in the same geographic and legal practice area.

Alex Sharpe is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law and Medical Negligence. Alex, who practices law in London, Ontario, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alex is held by other top lawyers in the same geographic and legal practice area.

Ray Adlington is an experienced lawyer well versed in all areas of tax law. He has a robust practice with particular focus on corporate tax, commodity tax, and tax dispute resolution with the Canada Revenue Agency on behalf of taxpayers. Ray is a past four-year member of the joint Canadian Bar Association – CPA Canada Joint Committee on Taxation tasked with advising the Department of Finance (Canada) on tax policy and legislative drafting matters. He acts as counsel to private and publi...

Dara M. Lambe is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law, Medical Negligence and Professional Malpractice Law. Dara M., who practices law in London, Ontario, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dara M. is held by other top lawyers in the same geographic and legal practice area.

Aaron Atcheson practices in the area of real estate and business transactions, and energy and infrastructure projects. Aaron has been repeatedly recognized as a leading lawyer and expert in energy, environmental law and property development and he represents a wide variety of parties across the infrastructure sector, including in the renewable energy industry. Aaron advises clients on structuring, regulatory, site acquisition, permits, procurement, construction and financing of energy and inf...

David Arntfield practices business and real estate law with a focus on secured lending, acquisitions and sales of private companies, corporate reorganizations and other transactional work in the corporate sector. David has extensive expertise in guiding clients through a full range of complex commercial contracts. He regularly drafts and negotiates shareholder agreements, partnership agreements, service agreements, purchase and sale agreements, as well as loan and security documents on behalf...

For more than 20 years, Lisa Fraser’s practice has focused on plaintiff personal injury cases helping people who have been seriously injured in motor vehicle accidents, slip and falls, assaults, dog bites, and other accidents. Lisa has also assisted clients in obtaining benefits they were entitled to such as accident benefits, long-term disability benefits, and CPP benefits. Lisa has been actively involved in the London community throughout her career including 4 years as a trustee with...

Matthew K. Dale is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation. Matthew K., who practices law in London, Ontario, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Matthew K. is held by other top lawyers in the same geographic and legal practice area.

Steven J. Atkinson is a Partner with the Litigation and Dispute Resolution Group at Harrison Pensa. He has a diverse litigation practice with 30 years of experience. He works for individuals, insurance companies and corporations of all sizes. Whatever the case, or whoever the client, Steve prides himself on his personal involvement with his clients and results-oriented approach to litigation. Steve’s insurance clients do business across Canada, covering a wide range of exposures includi...