Gregory Ko Email & Phone Number

Gregory Ko is a partner at Kastner Ko LLP, with expertise in employment law, human rights, administrative law, and civil litigation. Greg represents clients in workplace disputes at all levels of court in Ontario, advancing litigation in wrongful dismissal, harassment, and human rights claims. Greg also acts for professional regulators and regulated professionals in disciplinary proceedings. Greg has an extensive public interest litigation practice, with a focus on constitutional law, administrative law, and LGBTQ rights. Greg also acts an independent investigator in highly sensitive matters for a wide range of organizations, including universities, hospitals, and not-for-profits organizations.Greg is an adjunct professor at the University of Toronto Faculty of Law. He is the Chair of the OBA’s Sexual Orientation and Gender Identity Caucus, and the Vice-Chair of the Chinese and Southeast Asian Legal Clinic.In 2022, Greg was recognized as a Precedent Setter by Precedent Magazine. He routinely provides commentary to media outlets on employment and human rights issues, including the CBC, CTV, The Toronto Star, Radio-Canada, and Le Devoir. Greg graduated from the McGill Faculty of Law and holds a Master of Laws from the University of Toronto. He practices in English and French, and speaks conversational Cantonese, Spanish, German, and Mandarin.