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Zeifmans is a full-service tax, accounting and consulting firm based in Toronto, Canada. Beyond the traditional offering, our services include business advisory, valuation, corporate finance, transaction services, corporate turnaround and insolvency, and estate and succession planning, supporting our 13,000+ clients through every step of the business life cycle. Since 1959, Zeifmans has been developing innovative solutions driven by creative insight. 65+ years later, our diverse local team has grown to 200 team members, while our membership with Nexia – one of the world’s top ten accounting and consulting networks – provides access to a global team of 2,600+ partners spanning more than 120 countries. Over 4,000 of our clients are private companies – many having been with us for more than a generation; proof that our connection with our clients remains a trusted long-term relationship based on the common goal of business growth and success. You want a tax, accounting, and consulting partner who understands your needs and the full range of solutions available. One who works within the rules to make the rules work for you. Who gives you straightforward, intelligent advice that consistently adds to your bottom line. Great ideas. Positive impact. That’s Zeifmans.

Zeifmans Questions

The Zeifmans annual revenue was $26.4 million in 2026.

Robin Oliphant is the COO of Zeifmans.

137 people are employed at Zeifmans.

Zeifmans is based in Toronto, Ontario.

The NAICS codes for Zeifmans are [541, 54121, 5412, 54].

The SIC codes for Zeifmans are [87, 874].

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