Professional Accounting Firm in Sarnia
Office Information
1315 Michigan Ave Unit G Sarnia, ON, N7S 4M6
- Phone : 519-542-5372
- Fax : 519-542-0718
MNP LLP - Accounting, Business Consulting and Tax Services
MNP Sarnia offers a collaborative approach and exceptional advisory services to help local organizations thrive. We pride ourselves on our close working relationships with clients, and our decades-long history of serving the community. Our dedicated professionals deliver a wide range of accounting, tax, audit, and business advisory services.
We frequently work with private enterprises, medical and dental professionals, agricultural businesses, municipalities, and not-for-profit organizations.
MNP Sarnia is committed to helping your business thrive. Contact a member of our team to learn more about our services and how we can help you reach your full potential, from start-up to succession and every stage in between.
Services at our Sarnia location
Contact our Sarnia team today
Contact an office member
Melissa Aveiro CPA, CA
Regional Managing Partner & Tax Leader, Southwestern Ontario
Melissa is MNP’s Regional Managing Partner for Southwestern Ontario, leading the firm’s accounting, tax, advisory, and consulting professionals. Melissa also leads the region’s Tax Services group. She brings more than a decade-and-a-half of experience advising a wide range of clients, including owner-managed businesses and multinational corporations, to her role.
Closely involved in a family business through her husband’s general construction company, Melissa brings a wealth of practical advice to the table. She advises clients on estate planning, tax minimization strategies, business succession, and corporate and personal tax compliance. Melissa is particularly experienced in the real estate and construction, technology, and manufacturing sectors. Prior to joining MNP, she was at a Big Four Firm.
Melissa earned a Bachelor of Administrative and Commercial Studies (BACS) from Western University in 2005. She is a Chartered Professional Accountant (CPA), qualifying as a Chartered Accountant (CA) in 2009. She has completed CPA Canada’s In-Depth Tax courses and has taught these courses for many years. Melissa is active in the community and was named one of London’s Top 20 Under 40 in 2017.
Our Sarnia Office
Community involvement is important to the staff at the Sarnia MNP office and we support local endeavours and participate in various activities throughout the year.
- Sarnia Chamber of Commerce
- The Sarnia Sting
- It’s Five O’Clock somewhere! Alzheimer Society of Sarnia-Lambton
- Sarnia Concert Association (SCA)
- The Inn of the Good Shepherd
For sponsorship or donation requests, please contact Julie Gibson, Regional Marketing Manager, at [email protected]
Insights
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Performance
May 20, 2025
How to ensure your assessment is accurate to maximize your property tax savings
Property tax errors happen all the time, and many organizations may not realize just how much they’re overpaying.
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Performance
May 15, 2025
Ontario 2025 Budget Highlights
View a summary of MNP’s highlights from the 2025 Ontario Budget.
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Performance
March 14, 2025
How will Bill 216 impact the iGaming industry?
The passage of Bill 216 will have a significant impact on the iGaming industry. How can your business comply with the new requirements?
