Professional Accounting Firm St Catharines Church
Office Information
63 Church Street, Suite 300 St. Catharines, ON, L2R 3C4
- Phone : 905-641-0846
- Fax : 905-641-3083
MNP LLP - Accounting, Business Consulting and Tax Services
MNP St. Catharines provides a range of locally focused accounting, tax, and business consulting services — backed by the national support of more than 120 offices across Canada. Our team consists of nine partners and 46 dedicated professionals with strong ties to the Niagara Region.
We frequently work with private enterprises in a range of industries, including agriculture, food and beverage, professionals, real estate and construction, manufacturing, and hospitality — as well as public sector and not-for-profit organizations.
With a uniquely local approach to doing business, we’re committed to your and our community’s success. Contact a member of our team to find out how we can help you reach your full potential, wherever business takes you.
Services at our St Catharines Church location
Contact our St. Catharines (Church) team today
Contact an office member
Bill Sloper CPA, CA, CFP, TEP
Regional Managing Partner - South Central Ontario
Bill is MNP’s Regional Managing Partner in South Central Ontario. With four decades of experience, he helps entrepreneurs achieve their business and personal goals at all stages of the business cycle.
Bill works closely with a wide range of private enterprise clients, from small- and mid-sized companies, to family businesses, professional corporations, and large corporations. He helps owners with everything from starting a business, to financial, retirement, estate, and business succession planning. He also delivers tailored advice on corporate reorganizations, mergers and acquisitions, accounting, assurance, and corporate and personal tax matters.
Bill graduated from the University of Waterloo with an Honours Bachelor of Arts (BA) in economics. He is a Chartered Professional Accountant (CPA), qualifying as a Chartered Accountant (CA) in 1984. Bill is a Certified Financial Planner (CFP) and Trust and Estate Practitioner (TEP). He is a member of the Society of Trust and Estate Practitioners (STEP).
Our St. Catharines - Church Office
MNP is growing our presence in South Central Ontario. Effective November 1, 2020, we merged with Furtney Crysler and effective December 1, 2020, we’re merging with PJ Partners.
Insights
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Performance
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View a summary of MNP’s highlights from the 2025 Ontario Budget.
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Performance
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