About Our Firm

With many years of experience, the accountants at Tax Square Professional Corporation offer a full range of professional accounting and financial services to individuals and corporation alike in the Greater Toronto Area.

Trust Worthy

Our clients trust us to provide them the most honest and fair service. Browse testimonials from our clients.

Experienced

With many years of experience, we offer expert advice to multidisciplinary sectors.

Professional

Anyone can file taxes. But it takes a professional to understand the ins and outs of an industry.

Who We Are

We Are Certified Accounting Experts

Our team possesses many accreditation to ensure that they are knowledgeable and capable of providing the best financial advice when it comes to your accounting, bookkeeping, tax, and consulting needs.  

Years in the Business

With over 10 years of experience, our team has been providing advice to both individuals & corporations.

Happy Clients

Our clients are the backbone of our company. Read their testimonials and check out the reviews. 

Convenient Locations

We are conveniently located in Mississauga, Oakville, and Milton. Book your visit today.

Our Services

Accounting, Bookkeeping & Payroll 

Providing the highest quality accounting & financial reporting solutions. We assist clients with a wide range of audit & assurance services.

Personal & Corporate Income Tax

We provide comprehensive commodity and income tax services with extensive knowledge of federal, provincial, municipal, and international tax regulations.

Business Registration & Financial Consulting

Businesses, both new and established, can benefit from an outside perspective for reviewing and fine-tuning their operations. Book a consultation today.

Software Training & Implementation

Does your business require software implementation and integration? Do your employees require training? We can help.

The service is amazing and very professional. I’ve been dealing with Tax Square Professional for a couple of years and I truly appreciate Mr. Adnan and his team for the good services. Also the free parking was a big plus. I strongly recommend this office for all taxes, bookkeeping & payroll…etc

Adam Horage

Very knowledgeable and very professional service. Friendly conversations and awesome service. You can 100% trust this company and Mr. Adnan.

Amirpouyan Harandi

Thank you for all your help and guidance dealing with my tax issue. I will highly recommend you to anyone. It’s truly a reflection of your hard work and ability to do your profession so great.

Kiran Abbas

Join Us

Our Clients Are Like Family

At Tax Square Professional Corporation, our number one priority has always been and will continue to be, our clients. Without the continued support of our loyal clients, we would not be able to achieve the success that we have. 

We strive to provide the best financial advice when it comes to your accounting, bookkeeping, taxes, and consulting needs. 

See what our past clients have to say.

Who We Are

Our Team of Experts

Meet our extremely talented and qualified team of accountants, bookkeepers, and financial consultants. These individuals are not only great at their craft but also have a magnetic personality and will ensure that you have an amazing experience.

Adnan Khan

Adnan Khan

Founder & CEO

Adnan is a CPA from Canada, USA, and FCCA. Having memberships with CPA Canada, AICPA USA, CGMA USA, and a fellow member of ACCA UK. He has a combination of industry, practice, and coaching experience of over 15 years. His practice areas include serving professionals from multidisciplinary facets including but not limited to IT consultants, engineering consultants, general contractors, other service providers, small businesses, and individuals.

Contact Us

We offer many contact solutions to meet your needs. Our professionals are eagerly awaiting your call, email, and/or visit to provide you with the best financial advice.

202 - 5805 Whittle Road, Mississauga, ON, L4Z 2J1

M-F: 8am-5pm, S-S: Closed