Accounting Services

Combining decades of expertise with meticulous attention to detail, we deliver a wide range of personalized services designed to achieve the best outcomes for you.

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Wealth Management Services

We'll partner with you to build a comprehensive financial plan and guide its execution—acting as your financial quarterback—so you can confidently secure your future and focus on what you love most.

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US Taxation Services

Working closely with our Canadian tax practice and your investment advisors, we provide seamless cross-border tax preparation and proactive investment and estate planning to help you grow and protect your financial future.

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Going Beyond 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 decades of experience in the accounting industry, our commitment to this goal remains unwavering. We take pride in partnering with our clients to guide them through the highs and lows of both life and business. With offices in Waterloo and Elmira, we effectively serve clients across Central and Southwestern Ontario and beyond.

Mac Chartered Accountant
Corporate

We work with your company to optimize financial systems that drive efficiency and support growth.

Personal

We simplify the tax filing process and work closely with you to secure the best possible return.

Not-for-Profit

Through a disciplined approach, we help to unravel the financial intricacies unique to not-for-profits.

Medical

We provide precise, tailored solutions for the specific needs of your practice, clinic, or hospital.

Agriculture

From tax planning to consulting, we provide services that help your agricultural business grow.

Join Our Team

Looking to join a team that offers growth and leadership opportunities, competitive compensation, and a full range of benefits? Your next opportunity starts here.

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Grow.

We value innovators who combine drive, positivity, and a passion for creating meaningful change.

Think.

We encourage and support our team to embrace agility, pursue their goals, and reach their full potential.

Lead.

We seek thought leaders who are energized by growth and inspired by strategic, big picture thinking.