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All your accounting needs under one roof

Expert comptable qui effectue de la comptabilité pour les PME a Montreal
Réunion d'affaire avec un comptable a Montréal
Homme d'affaire qui discute avec sont comptable à Montréal
CPA fait les impôts à Montréal

We can be your complete accounting department

Bookkeeping, including accounts payable and receivable month-end reconciliation and P&L reports, production of government reports. Analysis and explanation of financial statements. 


We will evaluate your company and come up with a good tax plan. We will analyze, plan, execute and adjust afterwards as situations and laws change.

Auditing and certification

As an accounting firm, we perform audit, review and compilation mandates. We're happy to discuss the benefits for your business.

Tax credits

Whether it is the R&D tax credit, the CDAE tax credit or the multimedia tax credit, we can help you maximize what you qualify for. We've extremely experienced in this area and we love doing it.



Because we know the field of innovative SMEs in depth, and we are better able to understand your situation, make a better analysis and plan better in order to put in place an effective strategy to help you obtain your tax credits, in the management of your business, tax optimization as well as the issuance of financial statements that reflect you. Therrien, Therrien CPA offers its clients accounting, auditing, tax and financial management outsourcing services. Located in Montreal since 1991, we specialize in innovative SMEs, such as IT, new media, the video game industry, bio-pharmaceuticals and any other field of innovation. Our team of CPAs and experienced accountants are the assets that allow us to help you master all your accounting issues, even the most complex ones. We are here to advise you on accounting and tax issues.

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