Professional Accounting Firm in Oshawa

Office Information

100 - 850 Champlain Ave Oshawa, ON, L1J 8C3

MNP LLP - Accounting, Business Consulting and Tax Services

MNP expanded into Oshawa in 2018 through a merger with a local firm. With six partners and more than 32 team members, MNP Oshawa provides a comprehensive suite of locally focused accounting, consulting, and tax services — backed by the national support and resources of more than 120 offices across Canada.

MNP Oshawa works closely with a wide range of clients, focused on private enterprises of all sizes, including those in the real estate and construction, technology and professionals sectors.

As a national firm with a uniquely local approach to doing business in Oshawa, we’re committed to your business and our community’s success. Contact a member of our team to discuss how we can help you stand apart from the competition and reach your full potential, from start-up to succession and every stage in between.

Services at our Oshawa location

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Jon MacNeil CPA, CA

Regional Managing Partner, Toronto

Jon MacNeil, CPA, CA, is the Regional Managing Partner for the Greater Toronto Area at MNP. With more than 10 years of experience and technical expertise, Jon works primarily with public companies, many of which are in real estate, biotech and agri-foods. In assisting with accounting and assurance requirements, he also helps ensure clients comply with complex regulatory requirements, information security issues, growing shareholder expectations, privacy matters and investor relations.

As an assurance partner in Toronto, Jon advises in a broad range of areas, such as tax compliance, financial reporting, corporate governance and regulatory and statutory compliance. He has extensive experience helping private companies with their “go public” transaction and the transition into their new compliance requirements.

Jon is a graduate of the University of Western Ontario, where he earned a degree with a specialization in finance and administration. He is a Chartered Professional Accountant (CPA), qualifying as a Chartered Accountant (CA). Jon maintains his high level of technical knowledge through ongoing professional development to provide his private and public clients with best-in-class service.

Our Oshawa Office


For sponsorship or donation requests, please contact Courtney Young, Regional Marketing Manager, at [email protected].


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