Robert A. Grunwald

CPA, CA, Partner Tel: 416.256.4000 Ext: 404


Robert has been at Zeifmans since 2006.  He specializes in accounting for small to mid-sized corporations, personal and corporate taxation, corporate reorganization, estate planning, and goods and services tax.  In recent years he has cultivated an in-depth knowledge and expertise in the healthcare sector with a specific focus on retail pharmacies.   

His client base and experience covers a wide range of businesses and activities. Robert advises over 500 pharmacies on simple to complex financial matters including everything from how to structure a corporation to creating the most effective tax plan.  

In addition, Robert is a key member of Zeifmans Cannabis team and has been helping guide cannabis companies grow their business for more than 5 years. His expertise lies within advising cannabis companies in all areas of accounting, best practice for business origination structure, and tax planning. As the cannabis industry continues to grow and prosper, Robert will be on your team every step of the way, whether you are starting to think about applying for your first cannabis license to planning to go public.

He prides himself on building strong relationships, and takes time to understand client’s needs, and goals to ensure their healthy financial future.


How pharmacies could shape the face of medical cannabis sales

A quick guide to success when buying or selling a pharmacy

For all the latest Zeifmans’ cannabis content, visit our cannabis blog page.


  • Education

    • Chartered Professional Accountant – CPA Ontario
    • Chartered Accountant - CA
  • Areas of Specialization

    • Management & advisory services
    • Personal & corporate taxation
    • Estate & succession planning
    • Consulting family business
    • Business acquisition & financing
  • Industry Experience

    • Pharmacy
    • Manufacturing
    • Retail
    • Medical professionals
    • Not-for-profit organizations
    • Real estate
    • Food industry
    • Service corporations
    • Legal professionals
    • Investment corporations
    • Cannabis
  • Professional, Community and Social Leadership Roles

    • Director, board member and active participant in many communal charitable organizations, schools and relief organizations.