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Taxter Professional Corporation

Trusted Tax Specialist & Chartered Professional Accountant

All-in-one tax and accounting for individuals and businesses. Proactive tax planning, on-time filings and a CPA who answers your questions.

Our services

Specialized tax & accounting services

From business registration and bookkeeping system setup to tax filings and financial statement preparation, every aspect is expertly managed for our clients. We also provide clients with specialized tax planning services.

Bookkeeping

We design bookkeeping systems, record transactions & reconcile accounts

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Financial Reporting

Financial statement preparation & analysis of financial performance

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Tax Compliance

We prepare and file various tax returns & elections for individual and corporate clients.

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International Taxation

International business expansion to other countries & relevant tax considerations

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Business Registration

Incorporation & registration of sole proprietorships and required tax accounts

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Tax Planning

Specialized tax planning to optimize your current and future taxes

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Why choose us

Why people choose our services

One-stop solution

A complete solution: bookkeeping, CPA support and specialized tax planning.

Expertise

You will work with a trusted accountant and tax specialist with a proven track record of success.

In-person & remote

Meet us at our Mississauga office or work with us remotely, wherever you are.

Innovation

We use and recommend modern accounting and tax solutions to our clients.

Pricing

Transparent prices, no surprises

Personal Tax Return

from $130

Single from $130 · couples from $200

Tax / accounting consultation

per session $250

First consultation free for all prospective clients

Self-Employed Tax Return

from $350

T1 with business income for sole proprietors

Best value

Corporate Year-End Package

from $3,000

For incorporated businesses

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  • Financial statements prepared by a Chartered Professional Accountant in accordance with CPA Ontario standards
  • Corporate tax return (T2)
  • HST (if applicable)
  • T4 / T5 slips
  • Personal tax return (T1), including your partner
  • Ongoing tax planning
  • Help setting up bookkeeping & payroll
  • Year-round support for quick questions

Check out our Accounting Support plans. Subscribers of these plans receive a significant discount on the Corporate Year-End Package.

Fees are tax deductible

All business-related accounting fees reduce your taxable business income.

Limited time offer

Free incorporation & accounting system setup

Save on QuickBooks

Bookkeeping clients keep a 50% QuickBooks Online discount for as long as they subscribe.

All prices + HST (if applicable).

Incorporation calculator

Could a corporation save you tax?

Income you leave in a corporation is taxed at the small business rate instead of your personal rate. Move the sliders to see an estimate.

Employment, rental, investment or pension income.

Your estimated top marginal tax rate~43.4%Based on $150,000 total personal income (approx. Ontario combined rates).
Kept in the corporationPaid out to you
Income you could leave in a corporation$60,000
Potential tax deferred this year$16,444

Get your numbers modeled

Illustrative only. Compares 2026 combined federal + Ontario personal rates on the income you leave in the corporation (stacked on top of your other income) with the combined small business rate of about 11.2% (from July 1, 2026, as proposed in the 2026 Ontario Budget). Ignores incorporation costs, CPP, the Ontario Health Premium, salary/dividend mix and personal circumstances. Tax is deferred, not eliminated, until you withdraw the money.

Artur Olesniewicz, CPA, MTax

Meet the founder

Artur Olesniewicz
CPA, MTax

Artur obtained his Chartered Professional Accountant designation in the province of Ontario and a Master of Taxation degree at the University of Waterloo. He had the opportunity to work at some of the biggest accounting firms in the world with offices located in more than 100 countries.

  • Chartered Professional Accountant (CPA), Ontario
  • Master of Taxation (MTax), University of Waterloo
  • 10 years of experience in accounting and tax

How it works

From first call to filed returns

1

Free consultation

Tell us about your situation. The first consultation is free for all prospective clients.

2

A clear quote

We determine pricing individually after discussing your unique situation, so you know the cost up front.

3

We take care of it

Bookkeeping, tax filings and financial statements, expertly managed, with support during the year.

Client stories

What our clients say

“Artur and his team at Taxter Professional Corporation have been providing accounting and tax services for my construction company for over 2 years. The team identified various tax savings for my business and my personal tax returns. I recommend their services!”
RRomuald
President
“We have struggled for years to find someone who could support our growing psychotherapy clinic in managing our accounting needs. This was the first experience we had where we felt listened to and given solid tangible advice and management of our financial needs. Thank you Taxter!”
KKornelia H.
Director of Operations
“I have been using the services of Taxter for a couple of years now. I am very satisfied with their professionalism, timely replies and explanations. I recommend Taxter to anyone who is looking for solid accounting team.”
AArek
Director
“With full confidence, I recommend Taxter Professional Corporation—a firm that understands clients, solves tax challenges, and ensures accurate financial management”
IIrmina
Director
“Artur managed all tax aspects related to my departure from Canada. He helped to find a tax efficient way to dispose my properties in Canada, eliminated any departure taxes and assisted with any relevant tax filings. Now, he helps with my non-resident taxation matters. Great service!”
ZZibby
Personal Client

FAQ

Questions clients ask us

Is the first consultation free?

Yes. The first consultation is free for all prospective clients. Our regular rate is $250 per session, with discounts for our existing clients.

Do you work with clients outside the GTA?

Yes. We serve businesses located within the Greater Toronto Area and also serve clients from other locations remotely. We offer in-person & remote services.

How is pricing set?

Our pricing varies based on the type of tax filings, specific requests and the scope of work. For most engagements, we determine pricing individually after discussing each client's unique situation.

What does a personal tax return cost?

Personal tax returns start at $130 for singles and $200 for couples. Self-employed tax returns (T1 with business income) start at $350.

What are your Accounting Support plans?

Fixed fee monthly plans with CPA support & bookkeeping built in. Plans start at $300 per month. Subscribers of these plans can save up to $1,320 per year on QuickBooks Online and get a significant discount on the standard corporate tax package.

What is included in the Corporate Year-End Package?

From $3,000 for incorporated businesses: financial statements prepared by a Chartered Professional Accountant in accordance with CPA Ontario standards, the corporate tax return (T2), HST (if applicable), T4 / T5 slips, your personal tax return (T1) including your partner, ongoing tax planning, help setting up bookkeeping & payroll and year-round support for quick questions.

When are tax returns due?

Personal tax returns are due by the end of April. Self-employed individuals file by June 15, but any tax owing is still due by the end of April. Corporations file their T2 return within six months after the end of their fiscal year.

How long does it take to incorporate?

Registering a business usually takes a few business days. Getting a business number and registering all required CRA tax accounts can take an additional week or two.

Do you help people moving to or leaving Canada?

Yes. We advise on international taxation, including tax matters related to leaving Canada and non-resident taxation.

Do you offer services in Polish?

Yes. We offer our services in English and Polish.

Do bookkeeping clients get a QuickBooks discount?

Yes. Bookkeeping clients get a 50% discount on QuickBooks Online subscriptions, locked in for the life of the subscription. You can save up to $1,320 per year.

Are your fees tax deductible?

All business related fees are tax deductible.

What are your office hours?

Monday to Friday, 11am – 7pm. Saturday by appointment. Sunday closed.

Need a consultation?

Let's talk about your business

First consultation is free for all prospective clients.