Atty. Sarah Crossley
As a partner in the Firm, Sarah acts for employers in both the federal and provincial jurisdictions. Her clients operate in a range of industries, including manufacturing, telecommunications, retail, financial services and pharmaceutical.
Profile Summary
About Sarah Crossley at a glance
Sarah Crossley is a employment attorney, practicing at Sarah Crossley Mediation & Workplace Investigations. They have 27+ years of legal experience, licensed to practice since 1999. Admitted to practice in Ontario, The Law Society of Upper Canada (1999). Educated at University of Windsor (—, 1997) and University of Western Ontario (—, 1994). Recognitions include Best Lawyers in America — Labour and Employment Law (2026).
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About
As a partner in the Firm, Sarah acts for employers in both the federal and provincial jurisdictions. Her clients operate in a range of industries, including manufacturing, telecommunications, retail, financial services and pharmaceutical. Before joining Filion, Sarah practiced management-side labour and employment law with a global firm.
Sarah provides practical and strategic advice to employers on all aspects of labour and employment law. She regularly acts as counsel in wrongful dismissal litigation, human rights proceedings, and grievance arbitrations. She is also regularly retained to conduct workplace investigations.
Sarah is a sought-after expert, having written on and delivered many presentations on such issues as conducting lawful and effective workplace investigations, accommodation, workplace discrimination and harassment, terminations, and the benefits of employment agreements. She is a past course instructor for the employment law course at the Human Resources Professionals Association and for the HR Law for HR Professionals Certificate Program at Osgoode Professional Development, Osgoode Hall Law School. Sarah is also a Fellow of the American College of Labor and Employment Lawyers.
Sarah is on the Board of Governors at Havergal College and also sits on the Governance and Equity, Diversity, Inclusion and Belonging Committees.
Before joining Filion, Sarah practiced management-side labour and employment law with a global firm.
- The Ontario Bar Association
- The Advocates Society
- The Canadian Association of Counsel to Employers
- College of Labor and Employment Lawyers (USA), Fellow
- Board of Governors, Havergal College
Workplace Investigations, OBA 22nd Annual Current Issues in Employment Law, April 17, 2024
Conducting Workplace Investigations: The Investigative Process and Pre-Investigative Steps, The Osgoode Certificate in HR Law for HR Professionals, April 4, 2024
Critical Issues in the Hiring Process, The Osgoode Certificate in HR Law for HR Professionals, March 21, 2024
Legal Considerations for A Hybrid Work Environment, Ontario Mutual Insurance Association, November 2, 2023
Effective Grievance Handling and Arbitration Advocacy: Intensive Training for Employers and Unions, Lancaster House, December 12 and 13, 2023
Legal Considerations for A Hybrid Work Environment, Ontario Mutual Insurance Association, November 2, 2023
Effective Strategies for Conducting Workplace Investigations: Best Practices for Responding to Incident Reporting, Canadian Lawyer - Employment Law Masterclass, April 25, 2023
Conducting Workplace Investigations: The Investigative Process and Pre-Investigative Steps, The Osgoode Certificate in HR Law for HR Professionals, April 19, 2023
Critical Issues in the Hiring Process, The Osgoode Certificate in HR Law for HR Professionals, March 28, 2023
Terminations 101: Prepare Your Business for a Possible Recession, Filion Wakely Thorup Angeletti Webinar, February 28, 2023
Return to Office Policies, Ontario Mutual Insurance Association, May 5, 2022
Northern Exposure: Risk Mitigation in the Canadian Workplace, Lockton Global Benefits Forum, April 28, 2022
Conducting Workplace Investigations: The Investigative Process and Pre-Investigative Steps, The Osgoode Certificate in HR Law for HR Professionals, April 14, 2022
Return to Office Policies, LexisNexis, March 10, 2022
COVID-19 Vaccinations and the Workplace, Filion Wakely Thorup Angeletti Webinar, May 27, 2021
Conducting Workplace Investigations: The Investigative Process and Pre-Investigative Steps, The Osgoode Certificate in HR Law for HR Professionals, April 16, 2021
Desire to Work Remotely – What impact will COVID 19 have on the workplace?, Anchor HR Services Inc., January 21, 2021
Pre-Litigation Professionalism, Litigating an Employment File - The Essential Course, Ontario Bar Association, October 14, 2020
Conducting Workplace Investigations: The Investigative Process and Pre-Investigative Steps, The Osgoode Certificate in HR Law for HR Professionals, April 16, 2020
Workplace Investigations: Focusing on Fundamentals, Filion Wakely Thorup Angeletti LLP Breakfast Seminar, January 15, 2020
Employment Law Updates, HRPA West Toronto Chapter Event, December 4, 2019
Do You Have a Plan for Complying with Pay Equity Legislation?, Curo Compensation Let's talk pay equity and compensation - Ottawa, November 19, 2019
Litigation Ensues, HRPA 2019 HR Law Conference, October 17, 2019
The Investigative Process, Law Society of Ontario, Workplace Investigations: A Comprehensive Look at Emerging Issues and Practical Solutions, September 23, 2019
Just Cause in the Wake of the "#MeToo" Movement, National Academy of Arbitrators 2019 Fall Education Conference, September 21, 2019
Workplace Investigations, Lancaster House/Ryerson University Labour Relations Certificate program, May 15, 2019
At least we are not California...yet, that is, 2019 Lockton Global Benefits Forum, May 1, 2019
Conducting Workplace Investigations: The Investigative Process and Pre-Investigation Steps, The Osgoode Certificate in HR Law for HR Professionals, April 16, 2019
Flying Solo: Best Practices for Managing Proceedings Commenced by Self-Represented Litigants, Filion Wakely Thorup Angeletti LLP Breakfast Seminar, February 28, 2019
Weed in the Workplace, Plus North 2019 Panel - Moving Beyond the Stigma: Cannabis Market Risks and Rewards, February 20, 2019
Cheech and Chong Go to Work: Legal Marijuana and Criminal Record Checks, Filion Wakely Thorup Angeletti LLP Breakfast Seminar, October 23, 2018
The Latest on Employer Drug and Alcohol Testing and Marijuana, OBA 16th Annual Current Issues in Employment Law, April 27, 2018
Conducting Workplace Investigations, The Osgoode Certificate in HR Law for HR Professionals, Toronto, ON, April 3, 2018
New Legal Developments in North America - Canada, Mexico and the US, Association of Corporate Counsel Webcast, January 24, 2018
Practice Areas Explained
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Each practice area below reflects the types of cases Sarah Crossley handles, with a brief overview of what that area of law covers.
Employment lawyers represent workers in wrongful termination, discrimination, harassment, wage & hour disputes, and severance negotiations.
Sarah Crossley is one of 169,120 employment attorneys indexed nationally. Browse employment attorneys →
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