Expert Personal Tax Services in Oakville for Maximum Savings and Compliance

Professional personal tax services in Oakville to help you maximize deductions and ensure compliance. Trust our expert team for accurate tax preparation and personalized financial advice

File your taxes in Oakville with 100% accuracy

Answer a few questions, autofill your return with tax slips from the CRA, and M7 Tax Pro does the rest to optimize your return

5,500+ Happy Clients - ⭐⭐⭐⭐⭐ 5 STARS ON GOOGLE!

What Oakville Clients Say About Working With M7

Marcelo Goncalves

If you're looking for reliable and supportive accounting, I highly recommend M7 Group. Their team was exceptional with my tax refund in Canada, providing clear explanations of tax laws. What impressed me the most was their dedication to providing excellent customer service—they were always available and went above and beyond to ensure my satisfaction. Thank you Marcos and Matthew!

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Anastasia Pozynich

I have been with Marcos since he ventured out and founded M7. He has seen me successfully through several audits and has been able to maximize my tax rebates. You will find he and his team very thorough and an absolute joy to work with.

Sari Pryor

Marcos and the M7 team were incredible in helping me with my taxes. It’s the first times I’ve changed accountants in over 10 years and the process was nothing less than exceptional. Fast, efficient, refund provided, great advice given. Marcos even called me to run me through what the team had done for me at the end. I felt extremely confident with them behind me and I would recommend them over and over.

Adam R.

I've always dreaded tax season since I always get so stressed about making sure I don't overlook any details and that I can take advantage of any benefits or tax credits being offered. However, Marcos and his team at M7 Group guided me through this process and made my tax return easier than ever.

Mike Ghuneim

M7 is the go-to accountant for both your transportation business and personal needs. They taught me a lot about how to properly prepare my receipts and expenses for my annual taxes. They are also amazing people to work with. I will never go anywhere else—only to M7.

Steve MacIsaac

Love Marcos and his team. They do fantastic work, and always make sure I have nothing to worry about. I was even audited and they took care of it and saved me thousands. Best decision I ever made trusting M7.

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Mark Loughead

So very knowledgeable and efficient in fixing the mess which was my 2023 books. M7 will have all my future business.

Need help with Personal Tax in Oakville?

Yes, we do. M7 is proud to offer professional and personalized personal tax filing services for individuals and families in Oakville. Whether you're employed, self-employed, retired, or have multiple income sources, we ensure your return is filed accurately and on time. Our team of tax professionals is familiar with both federal and provincial tax credits, including those specific to Ontario residents, so we can help you make the most of every eligible deduction while staying fully compliant with CRA regulations.

To file your taxes with M7 in Oakville, we’ll ask you to gather several key documents, including your T4 slips (for employment income), RRSP contribution receipts, T5s (for investment income), tuition receipts (T2202), donation slips, child care expenses, and any other documents related to income or deductions. If you’re self-employed, we’ll also need your income and expense summary or bookkeeping records. Don’t worry—we’ll send you a checklist to make the process simple and stress-free.

Absolutely. Maximizing your refund is one of our top priorities. At M7, we do more than just plug numbers into software. We take the time to understand your unique financial situation and apply every eligible deduction and credit, including Ontario-specific benefits like the Ontario Trillium Benefit or the Climate Action Incentive. We also look ahead to ensure future years are planned strategically, helping many Mississauga residents keep more of their hard-earned money.

No, you don’t have to visit us in person if you prefer remote service. While we welcome in-office appointments at our Mississauga location, we also offer secure virtual tax filing for your convenience. You can submit your documents electronically through our encrypted client portal, and our team will stay in touch with you throughout the process via phone or email. This flexibility makes it easy to file your taxes—wherever you are in Mississauga or the surrounding GTA.

The CRA typically opens e-filing for personal tax returns in late February. At M7, we encourage our Oakville clients to schedule their tax appointments early, especially if they’re expecting a refund or have complex tax situations. By starting early, you avoid last-minute stress and give yourself time to gather missing information, if needed. We also offer early consultations to help you prepare your documents in advance of tax season.

Yes. If you’ve missed filing deadlines or have several years of unfiled personal tax returns, M7 can help you get caught up with the CRA. We specialize in working with individuals in Oakville who may have fallen behind due to life changes, business transitions, or confusion about filing requirements. We’ll communicate with the CRA on your behalf, explain your options, and help reduce or avoid penalties wherever possible.

Yes, we offer year-round tax planning for Oakville residents who want to take control of their finances beyond just filing season. Whether you're employed, self-employed, or managing investments, our team will help you structure your income, deductions, and RRSP or TFSA contributions to reduce your overall tax bill. We also help with future planning, like retirement strategies or saving for your child’s education with RESPs.

Our personal tax services are competitively priced to meet the needs of individuals and families in Mississauga. We offer flat-rate pricing based on the complexity of your return—no hidden fees or surprise charges. You’ll know the cost upfront, and we’ll walk you through what’s included. If your return is more complex (e.g., rental income, investments, self-employment), we’ll provide a custom quote with full transparency.

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Yes, we do. If you're a U.S. citizen or Green Card holder living in Oakville, you are required to file both U.S. and Canadian tax returns. M7 specializes in cross-border tax compliance and will help you meet your obligations in both countries while avoiding double taxation. Our team understands the complexities of the IRS and CRA, and we’ll guide you through FBAR filings, foreign tax credits, and treaty benefits.

Learn more at Cross-border Tax.

Yes, if you receive a review or audit letter from the CRA, we can help. Our Oakville tax professionals will analyze the request, prepare any necessary documentation, and communicate directly with the CRA on your behalf. We’ll make sure your file is complete, accurate, and submitted professionally to minimize the risk of reassessment or penalties. We’ve helped many Mississauga residents through stressful audits with confidence and clarity.

 

Yes, M7 works with many self-employed individuals across Oakville, from freelancers to consultants and tradespeople. We’ll help you track expenses, calculate income, and file your return properly—ensuring you take advantage of all eligible write-offs. Our team can also provide bookkeeping services if needed, making sure your records are clean and CRA-ready throughout the year.

Definitely. If you're new to Canada and living in Oakville, we’ll guide you through your first tax return. We explain what counts as income, how to claim global income, and which credits or benefits you qualify for. We also help with things like determining residency status and applying for the Canada Child Benefit if you have children. Our team is patient, friendly, and here to support you every step of the way.

Yes, if you're a senior living in Oakville and receiving eligible pension income, income splitting with your spouse can help reduce your overall tax bill. Our tax experts will assess your eligibility and calculate the benefit of splitting income on your return. We’ll also advise you on other senior-related credits like the Age Amount or Pension Income Credit to help you maximize your refund.

M7 stands out because we don’t just file your taxes—we help you understand them. With deep roots in the Oakville community, we’ve built long-term relationships by offering clear communication, trusted advice, and year-round support. Our personalized service, transparent pricing, and focus on maximizing your financial well-being make us a top choice for individuals and families looking for more than just a basic tax return.

Get a free call today

Maximize your savings and stay compliant with the top Accounting Firm in Oakville! Our experts are ready to optimize your finances.