An Accountant You Can Rely On

Tax Square Professional Corporation offers a full range of professional accounting and financial services, including, but not limited to, financial reporting, bookkeeping, tax services, and business advisory to Mississauga, Oakville, Milton, and 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 the outs of the industry.

What we Do

Individual & Corporates Accounting Services

Accounting, Bookkeeping, & Payroll 

Providing the highest quality accounting & financial reporting solutions. We assist clients with a wide range of day to day as well as year end accounting services.

Personal & Corporate Income Tax

We provide comprehensive personal and corporate income tax services with extensive knowledge of federal and provincial 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.

Resources & Calculators

Useful Resources for Tax Planning

Payroll Deductions Calculator

Use the Payroll Deductions Calculator to calculate federal, provincial (except for Quebec), and territorial payroll deductions.

Child & Family Benefits Calculator

Use the Child & Family Benefits Calculator to see what benefits you may be able to get and how much your payments may be.

Past Service Pension Adjustment Calculator

Use the Past Service Pension Adjustment Calculator to determine pension adjustment via the basic and the modified methods.

Automobile Benefits Calculator

Use the Automobile Benefits Calculator to calculate the estimated automobile benefit for employees (including shareholders).

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

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.

231 Oak Park Blvd Suite# 301, Oakville, ON L6H 7S8

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