Three Alberta firms from Collins Barrow join RSM Canada

International Tax Review is part of Legal Benchmarking Limited, 1-2 Paris Garden, London, SE1 8ND

Copyright © Legal Benchmarking Limited and its affiliated companies 2026

Accessibility | Terms of Use | Privacy Policy | Modern Slavery Statement

Three Alberta firms from Collins Barrow join RSM Canada

firms_thumbnail

RSM has expanded its presence beyond Toronto to Western Canada, adding three Alberta firms in Calgary, Red Deer and Edmonton from the Collins Barrow association.

RSM Canada is working to consolidate its presence across the country, targeting key markets and reaching new clients. These three firms bring 29 partners and more than 200 other professionals to RSM. This includes more than 10,000 clients in Alberta and elsewhere.

Collins Barrow is one of the largest associations of Canadian accounting firms, with offices spanning the country from Vancouver, British Columbia to Montréal, Quebec. Known for providing the mid-market alternative for tax and audit services, the association is the eighth largest group in Canada.

RSM International is the sixth largest network of independent audit, tax and consulting firms in the world. The network has a presence in more than 120 countries, encompassing more than 800 offices and 43,000 professionals.

more across site & shared bottom lb ros

More from across our site

Our first instalment features analysis of Deloitte’s landmark EMEA merger, Donald Trump’s Supreme Court tariff showdown and Venezuela’s tax evolution
While some believe it could have a positive effect on the wider advisory landscape, others argue that HMRC’s ‘red tape’ exercise won’t deter bad actors
The political optics of the US’s carve-out deal are poor, but as the Fair Tax Foundation’s Paul Monaghan writes, it preserves pillar two’s guiding ethos
The big four firm reportedly sent ‘threatening’ correspondence to Unity Advisory over its hiring of ex-PwC partners; plus tax recruitment news from the week
Tom Goldstein, who was represented by US law firm Munger, Tolles & Olson, denied wilfully cheating on his taxes and blamed errors on his staff
Multinationals face rising TP scrutiny as global rules diverge. As Daniel Moalusi argues, strong, consistent documentation is now essential to minimise audit risk and protect tax positions
The profession is fundamentally restructuring itself around what tax and accounting work should be, a Thomson Reuters leader told ITR
The big four firm is consolidating 16 entities across the region to create a single 6,000-partner behemoth
Brazil’s tax reform unifies consumption taxes to simplify rules, centralise administration and reduce legal uncertainty
The ever-expansive firm has once again attracted a former ‘big four’ talent to lead the new offering
Gift this article