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Behind the Numbers
MAC LLP was founded in 1990 with one goal in mind: to build strong relationships with clients while servicing their accounting and financial needs. With over 35 years of disciplined leadership in the industry, we continue to provide exceptional accounting expertise and financial guidance through our team of highly capable and skilled professionals. With offices in Waterloo and Elmira, we can effectively serve clients across Central and Southwestern Ontario—and beyond.
Our tax specialists combine technical expertise with a client-focused approach to make tax season seamless. From preparing and filing your documents with accuracy to maximizing your return, we handle the details so you can feel confident and stress-free.
MAC LLP supports owner-managed businesses with a full range of services—from taxation, accounting, and auditing to tailored advisory solutions. We partner with you to strengthen financial performance and put the right strategies in place to drive long-term growth.
Since 1990, MAC LLP has supported charitable and not-for-profit organizations with specialized expertise and community involvement, delivering tailored financial solutions that help you thrive and make a lasting impact.