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New name, same focus

“Evolution stems from the foundation, one built on our Trusted Pillars.  Truster Zweig has grown into Truster Zweig Raithatha, to focus on more of the same tax specialty, accounting and advisory services you are used to.  Our history stands for itself, and now our brand reflects those foundational pillars.”


TZR Tax™ is the specialty tax firm that supports Truster Zweig Raithatha. Its only focus is to apply its mastery of tax law to design tax strategies for business and personal clients with a presence in Canada, the United States and worldwide.


Our team of Chartered Professional Accountants have roots going back to the 1950s. Also spanning generations, our client relationships are built on trust in our ability to tailor accounting and assurance services for your industry and sector.


Entrepreneurs first, our skillset makes it effective and easy to work with us throughout each stage of your life and business cycles.  We are passionate about running our business and helping you achieve success in yours.

Capital gains tax set to increase June 25 – critical planning considerations

Capital gains tax set to increase June 25 – critical planning considerations

Tax Insights Published May 23, 2024 VOL. 01 NO. 01 By: Vishal Raithatha – CPA, CA, MMPA, B.A.Sc. Computer & Electrical Engineering Planning under consideration Effective June 25, 2024, capital...
Helen New Hire

A New Year Brings New Growth

As we head into 2024, we’d like to share some exciting news which brings new growth to Truster Zweig Raithatha LLP (TZR). TZR, a leading provider of dynamic, forward-thinking tax, accounting and...
January 1, 2024 tax changes happening to short term rentals

Tax Changes to Short-term Rentals Effective on January 1, 2024

It is important to take note that the tax changes in respect to non-compliant short-term rentals proposed in the 2023 Fall Economic Statement will take effect on January 1, 2024. In an attempt to...


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Optimizing your performance in your sector

Continued evolution requires strategic planning which begins by selecting specialists in your industry. Leveraging innovation and efficient processes to support your competitive edge can dictate your future success.

To close the financials, evaluate or create tax strategies, or simply advise specific sectors, our team at Truster Zweig Raithatha can assist with your needs, employing technology to provide you with optimal solutions. Search our specialization listing below and get connected.

Real Estate

Real Estate




Medical Professionals