Trevor Kirsh

Matthew chairs our Business Law Group. His practice involves providing counsel on transactions, as well as day-to-day activities for a wide range of clients, including banks and other financial services firms, venture capital firms, private equity/merchant banks, developers, manufacturers, distributors, retailers, and IT, BPO and pharmaceutical companies. His corporate experience includes the successful completion of numerous complex transactions, including share and asset acquisitions and di...

" When I was invited to join the firm when it began, I knew HSH would be creating a small, collegial environment with senior lawyers who truly care about the needs of their clients. And that, I am pleased to say, is exactly the kind of firm we have become ." David’s practice is devoted to personal injury litigation on behalf of seriously injured accident victims. He has conducted numerous Trials in our Courts, and Arbitrations before The Financial Services Commission of Ontario. Pragmat...

Junyi practices intellectual property law with an emphasis on patent litigation and general IP matters in the areas of pharmaceuticals and other health sciences. She has appeared frequently before the Federal Court and the Federal Court of Appeal. Junyi is a Registered Patent Agent and Registered Trademark Agent in Canada, and has extensive experience in patent and trademark prosecution matters and licensing. Junyi is fluent in Mandarin and has frequently represented Chinese clients in patent...

Lori Stoltz is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Negligence. Lori, who practices law in Toronto, Ontario, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lori is held by other top lawyers in the same geographic and legal practice area.

Alex's practice focuses on Canadian tax issues that affect multinationals with operations in Canada, including international tax planning (inbound structuring, transfer pricing, foreign affiliate taxation, cross-border employee mobility, withholding tax, tax treaty issues), M&A, reorganizations and financings. Alex is both a lawyer and a Chartered Professional Accountant. Alex advises clients in the digital economy, infrastructure, resource, healthcare, consumer product and retail spaces....

Philip Taylor is a top attorney recognized by Best Lawyers in the practice area(s) of Asset-Based Lending Practice. Philip, who practices law in Toronto, Ontario, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Philip is held by other top lawyers in the same geographic and legal practice area.

Patrick Welsh is a partner in the Environmental Group in Toronto. Pat provides environmental advice to clients on commercial transactions, including land transactions, domestic and cross-border mergers and acquisitions, debt and equity offerings, and insolvencies and restructurings. Pat regularly works with environmental scientists and land use planners and draws on his extensive environmental transactional and regulatory experience to identify and mitigate environmental risks and address cli...

David graduated with Honours from Montreal’s McGill University in 1978. He next received his Juris Doctorate degree, cum laude, from Southwestern University School of Law in Los Angeles. In 1982 he was admitted by the Supreme Court of California to practice as an Attorney and Counsellor-at-Law in the courts of California. After receiving his Certificate of Qualification through the University of Ottawa Faculty of Law, in 1985 David was admitted by the Law Society of Ontario as a Barrist...

For two decades, clients have relied on Chad Kopach to help them achieve practical and timely litigation solutions. Chad is Certified as a Specialist in Construction Law by the Law Society of Ontario, and is a Certified Adjudicator under Ontario’s Construction Act . Chad’s strategic thinking helps his clients navigate the pitfalls of construction dispute, and leverage the special lien, trust and prompt payment remedies available to the construction industry. His clients appreciate...

Stephen Erlichman has practiced corporate and securities law throughout his career at major law firms in New York and Toronto. Steve has advised management, boards of directors and shareholders of public and private corporations in various industries, and has been counsel to investment dealers, commercial banks, insurance companies, private equity firms and managers of mutual funds, ETFs, pension funds and hedge funds in connection with public and private acquisitions, reorganizations, public...