Management Advisory

We provide a second set of eyes to help you identify areas of your business that can be quickly improved.

Confidence ● Clarity ● Compassion

Deeth & Co. LLP is a mid-sized public accounting firm located in Mississauga and Burlington, serving individuals and businesses since 1961, and offering them a full range of financial services.

Accountants Mississauga

Top Four Reasons to Choose Deeth & Co.

Chartered Professional Accountant Mississauga


We endeavour to provide our services in a consistent and trustworthy manner. Many of our clients have been with us for decades and place their trust in our recommendations. Our directives to you will always be honest, forthright, and in your best interests.



With our diverse group of accounting professionals, we can offer you hundreds of years of total combined knowledge and experience. Our accounting group is made-up of personnel with proficiency in multiple disciplines.



One of the main reasons our clients place their faith in our advice is our ability to present their important financial information in a clear and transparent manner. Our competence will provide you with confidence.


Professional Team

Our accounting team is comprised of co-op students, graduates, mid career supervisors, and seasoned mature CPA managers. At Deeth & Co. new ideas are constantly mingling with solid and proven approaches that work.

Professional Chartered Accountant in Mississauga

As a leading Chartered Professional Accountant in Mississauga, Richard Clarke was asked what makes the Deeth group stand out. He said, “we pride ourselves on delivering top-notch services that help companies maintain their financial health and fiscal compliance. This allows our clients to focus on what they do best and leave the accounting matters in our hands”.

Two of the often-requested Deeth core specialties are tax preparation and tax planning. “Our clients have told us that finding Tax Accountants in Mississauga that know all the complexities of tax regulations, and who can optimize their tax situation is not always easy. Tax compliance is a moving target, and you need a firm that keeps up with the pace. Deeth is one those firms,” commented partner Rajit Parichuri.

As a leading Mississauga accounting firm, the staff and partners all pride themselves on delivering a comprehensive range of services designed to support the growth of a business. The Deeth team brings a wealth of knowledge and a commitment to quality in the tasks they undertake. From payroll to financial planning and advisory, you need a group that can cover the entire array of accounting services to keep your business running smoothly.

Tax season can be overwhelming, but no need to travel to Toronto when there are highly qualified tax accountants in Mississauga on your side. We will provide you with our comprehensive tax preparation and planning services to ensure you get full compliance under the existing tax regulations. We do this while also looking for ways to find you the maximum tax benefits.

Our wealth of understanding the Canadian tax laws plus our proactive approach, means you can avoid common pitfalls and filing mistakes, and make the most of any available deductions that may be coming your way. You can rest easy that all your tax concerns will be dealt with by a Deeth tax specialist and then reviewed by an experienced Chartered Professional Accountant.

What keeps setting the Deeth accounting firm in Mississauga apart from others is our personalized approach. We understand that every client is different, and their needs are different, which is why we take the time to understand your specific needs and goals. Whether you are looking for assistance with tax filings, need strategic financial advice, or require regular accounting services, our professional advisors are here to help you navigate the complexities of the financial world.

If your business is in Mississauga, you need tax services from our accountants in Mississauga. They are skilled in a variety of areas, including financial statement preparation, audit support, and business consulting. They incorporate the latest technology and best practices to deliver accurate and timely results. You will always have the information you need to make calculated and informed decisions.

Trust all our Mississauga based accountants to provide the reliable, professional services you need. With our comprehensive expertise and personalized approach, we are your partners in financial success.