Sylvie Lalonde

Jacques J.M. Shore is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law. Jacques J.M., who practices law in Ottawa, Ontario, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jacques J.M. is held by other top lawyers in the same geographic and legal practice area.

Todd Burke is a senior litigation partner in the firm's Ottawa office. His practice is focused on commercial litigation, professional liability and risk management. With over 20 years of experience, Todd has handled complex disputes for individuals, private and public companies, as well as government and other public agencies. His representation includes early case assessment, regular reporting, project management, e-discovery best practices, effective budgeting and vigorous representation. T...

Susan D. Mitchell proudly hails from North Bay, Ontario and continues to provide legal services in Northern Ontario as well as Eastern Ontario. Susan works primarily in our Ottawa office, but also travels to our locations in Cornwall, North Bay, and Kingston as needed to meet with clients on personal injury matters. Susan began practicing in 2002 and has been a Partner at Tierney Stauffer LLP since 2007. She became Managing Partner in 2018. Susan practices civil litigation, focusing on person...

Terilynn is a member of our Real Estate & Development and Commercial Leasing law groups. She brings to the firm extensive experience in commercial real estate, financing and leasing law. Terilynn has represented some of Ottawa’s most prominent land developers, landlords and tenants. Her practice includes all aspects of commercial real estate and commercial leasing, including advising clients on complicated land sharing agreements, including co-ownerships, limited partnerships and jo...

Derek Keay is a partner in the firm’s Ottawa office. Derek practises corporate law with an emphasis on corporate finance and mergers and acquisitions, primarily involving emerging technology companies. His primary focus is on providing advice to Canadian and international companies, together with angel, venture capital and institutional investors in relation to debt and equity financing transactions. He also has extensive experience in advising companies, shareholders and acquirers in c...

With two decades of experience in labour and employment law, Judith Parisien brings sound and pragmatic guidance to management-side labour law and employment litigation matters. Her comprehensive counsel encompasses areas such as employment standards, wrongful dismissal, employment contracts, workplace investigations, workplace policies, labour arbitrations, conflict resolution, negotiations, and human rights. Fluently bilingual, Judith advises clients in both French and English. Judith has d...

Erin is a Partner with Richardson Hall LLP more than 15 years of family law experience. Erin supports and guides her clients on all aspects of a family matter, including separation agreements, parenting agreements, child and spousal support issues, and drafting co-habitation or marriage contracts. Erin also has extensive courtroom experience and is a strong litigator who confidently represents her clients at all stages of the court process, including Case Conferences, Motions, Examinations, T...

Ruba El-Sayegh is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Negligence, Personal Injury Litigation and Professional Malpractice Law. Ruba, who practices law in Ottawa, Ontario, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ruba is held by other top lawyers in the same geographic and legal practice area.

With more than 30 years of knowledge and experience, Don provides guidance to family-owned businesses and high net worth individuals in Ottawa and the surrounding region. His areas of practice include corporate law, wills, trusts, and succession planning, with a primary focus on the creation of tax-effective structures for the accumulation and transfer of wealth. Clients appreciate his accessibility, judgment, quality of work, and proactive approach in addressing their needs. Don studied math...

Scott Prescott practises communications and administrative law. He is an expert on the legal, regulatory and policy frameworks governing the broadcasting and telecommunications industries in Canada. Providing complex legal and strategic advice, clients include leading Canadian and international communications companies. He advises a number of cable, IPTV and satellite distributors, television and radio broadcasters, online content providers, foreign programming services, Internet service prov...