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Tax Return Services

Professional Tax Filing Solutions to assist Canadian Businesses to Remain CRA Compliant.

Aone Outsourcing Solutions offers professional computerized tax preparation services to individuals, sole traders, small businesses, start-ups, and mid-size companies in Canada - to get the tax prepared correctly, to file on time and claim the maximum refunds available so that they can continue with the business and grow it without worrying about taxation.

  • 100,000+ tax returns in Canada.
  • Full refunds and no punishments for our clients.

We are your one-stop shop for all your tax requirements, including income tax preparation, business filing, and CRA compliance, all under one roof.

24-Hours Response 100% CRA Compliant Expert Bookkeeping
Tax Return Services
What's included
  • Tax return preparation
  • Review & error checkss
  • Compliance & filing
  • Supporting document management
Response
Turnaround Time
Compliant
100%
Get Started Now β†’

Tax Return Services in Canada

Do you need credible, precise and affordable tax return preparation services in Canada? Aone Outsourcing Solutions offers outsourced, CRA-compliant, tax preparation and filing services to individuals, sole traders and businesses of any size in Canada at any rate - have your tax returns prepared correctly on time and at their full value.

We do personal income tax returns, corporate tax returns, T4 and T5 slips, eligible deductions, GST/HST advisory services, and CRA refund searches. We serve clients across Canada, including Toronto, Vancouver, Calgary, and Montreal, with secure cloud-based systems and tax software that lead the industry. Your tax books remain correct, audit-compliant and complete throughout the year.

We are the seamless extension of your financial team, thanks to our trained tax experts, multi-level review, and CRA-compliant work processes. You may be a person with several sources of income, an employee or employer with complicated filing needs, or a company with more than enough to worry about; we will provide you with precise, worry-free tax filings so that you can be in full control of what is most important.

The Benefits of Outsourced Tax Return Services in Canada

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Cost-Effective Solutions

The cost of a full-time in-house tax specialist in Canada is extremely high, including salary, benefits, programs, and the cost of maintaining the tax specialist to keep up with changing CRA laws. You get tax-filing at an expert level at no overhead cost to invest capital in growing your business rather than compliance costs.

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Expertise and Accuracy

Our team is well-versed in Canadian tax laws, CRA filing requirements, and the deductions and rebates you are entitled to claim. Every one of our returns is reviewed through a multi-level analysis to ensure it is completely accurate and compliant, without committing any errors that could lead to an audit, fines, or extra tax payments.

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Time Savings

The process of preparing and filing taxes is complicated and time-consuming, especially when a business or individual's financial structure is complex or when income sources are numerous. The outsourcing of Aone will help you regain those valuable hours, and our team will handle the preparation and filing of the tax return with accuracy and care.

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Real-Time Financial Insights

Be well-informed throughout the filing process with clear tax summaries, refund status reports, and monitoring of CRA correspondence. We also provide transparent reporting so you can always be informed of your tax status and how far along you are at every step, without any surprises at tax time and no confusion about the status of your return.

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Customized Tax Solutions

Every tax scenario is different. An individual with multiple sources of income, someone in business with business deductions, or a corporation with the requirements of the elaborate provincial and federal filings, we customize our tax return services to the specifics, goals, and compliance requirements each and every time.

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Secure & Confidential

Your personal and financial information is kept safe through secure data transfer systems, encrypted cloud systems, and strict confidentiality measures. We conform to CRA-compliant processes and Canadian data privacy regulations throughout the process; your confidential tax information is completely safe and absolutely confidential at any point in time.

What We Provide

01

Individual Tax Returns

We are here for all of your personal tax needs. We provide Income Tax Filing Assistance with step-by-step, in-depth assistance to maximize your tax refund. Apart from this, we provide Sole Trader Tax Return, which is of importance to self-employed persons or sole traders, so that adequate tax returns and allowances, among others, are made.

02

Business Tax Return Outsourcing

Tax Preparation for Self-Employed: As self-employed people, dealing with taxes can oftentimes be a little intimidating. We offer specific solutions to assist you with your tax obligations. Corporate Tax Return Filing: We handle the filing of corporate returns and ensure compliance with tax obligations for companies, big or small

03

Investment Account Reconciliation

We cross-check your investment account records against bank and brokerage statements, resolve discrepancies promptly, and ensure your books reflect a clean and accurate financial position at all times

How Our Process Works?

4 Simple Steps to Financial Clarity

01

Initial Consultation

We start by learning about your tax scenario, sources of income, business form, previous filing history, and CRA compliance needs, and then develop an entirely individualized tax return solution tailored to your unique needs and objectives.

02

Document Collection

We also assist you by submitting all required documents, such as T4 and T5 slips, business income and expenses, investment statements, rental income information, and previous-year returns, and by helping you through the whole process so that it is easy, understandable, and straightforward.

03

Expert Preparation & Review

Your return is prepared by a special tax professional with the highest accuracy, taking into account all credits and deductions. Each return goes through a multi-level compliance check and is sent to the CRA - no errors, total regulatory compliance.

04

Filing, Tracking & Ongoing Support.

Your filing is submitted safely and on time to the CRA. We monitor your refunds, handle all CRA mail, and are on hand year-round to answer any tax questions, provide planning services, or address any legislation changes that could affect your requirements.

Trusted by Businesses That Value
Accuracy & Compliance

Partner with Aone Outsourcing Solutions to streamline your financial operations with precision-driven bookkeeping and expert tax advisory.

No obligation

Free 30 mins discovery call

Expert advice

Why You Should Choose Us for Your Tax Filing?

Discover how Aone can Bring Tax Return Advantages

At Aone Outsourcing Solutions, we provide tax filing services for individuals and companies, too. You can be sure that your tax returns are completed and filed with the CRA on time to avoid penalties or other charges.

Tax Form Filing Expertise

We are formed by a team of specialized tax consultants dedicated to Canadian tax legislation. It features Individual tax services and Business tax services if you run a company. .

Cost-Effective Solutions

The advantage of outsourcing tax return preparation is its relatively low cost compared to creating a full-time accountant position. Thus, our cheap tax outsourcing services, which you can afford, will put you in a position to employ the services of professional tax preparers.

Comprehensive Support

We provide full-spectrum services, from tax audits to tax returns, and all other tax-related services. They have constant consultation to ensure that you are making the right decisions on the kind of taxes to declare and pay.

Time-Saving and Convenient

The time that is lost while you can actually be preparing your tax returns can be spent elsewhere, either on business or in your personal life. Outsourcing your tax return preparation has its benefits. We offer our clients a convenient online tax preparation service to make the process as easy as ever.

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Experience the difference with our investment accounting services at no risk and see how we simplify your back office and enhance financial clarity.

The smarter way to manage your books in Canada

See how AONE Outsourcing stacks up against in-house hires, local CPA firms, and DIY software β€” on price, compliance, and everything in between.

Comparison Aone Outsourcing Solutions In-House Team Local CPA Firms DIY Software
Month-end Closing Inconsistent Varies Delayed Manual
Compliance & Accuracy Expert & fully managed Depend on a person Less Attention Self-Handle
Technology & Automation Advanced software Basic tools Outdated System Limited
Support Access Real-time Staff Emails No Support
Monthly Investment Custom & flexible $7,000+ $3,500+ $100+
Scalability Seamless Slow hiring cycle Limited Can’t Scale

Industries we serve

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Service businesses

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Retail and ecommerce

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Startups

Real estate firms

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Law Firms

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Manufacturing

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Healthcare providers

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SME

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Hospitality

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Tech companies

Testimonials

What Our Clients Say

See how our accuracy enables Canadian businesses and individuals to file their tax returns.

Getting Smarter Results with Our Tools & Technology

Our Accounts Payable services are matched with top Accounts Payable services:

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  • Tailored Onboarding
  • Seamless Accounting Software Integration
  • Data Migration Support
  • Dedicated Investment Accounting Manager
  • No Disruption to Financial Operations
  • Scalable Investment Accounting Solutions

Switching to Aone Outsourcing Solutions

Switching your investment accounting to a new partner can feel daunting but with Aone, the transition is seamless and completely hassle-free. Our experienced team manages the entire migration process, ensuring no disruption to your financial operations or compliance timelines. Focus on your investments while we take care of everything else

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Our Journal

Latest Insights & Updates

Blog Tax Return
Dec 22 By Admin
Canada Income Tax Brackets 2026: Updated Rates & T...
Key Takeaways Canada uses a progressive income tax system, i.e., your income is taxed at multiple rates. Moving into a […]
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Blog Tax Return
Dec 17 By Admin
T4 vs T4A: Essential Differences Explained for Business...
Key Takeaways T4 applies to the employees, T4A applies to non-employment income or contractors. Tax is imposed on T4, not […]
Read More
Blog Tax Return
Nov 25 By Admin
T4 Tax Slip Explained: Canadian Employers’ Guide
All Canadian employers have to submit the T4 slip to the Canada Revenue Agency annually to report employee earnings and […]
Read More
Blog Tax Return
Nov 25 By Admin
T3 Trust Tax Return Canada 2026: Step-by-Step Filing Gu...
Key Takeaways Who must file a T3 trust income tax and information return in 2026, including testamentary, inter vivos, and […]
Read More
Common Questions

Frequently Asked Questions

Tax return outsourcing involves hiring a professional third-party service to prepare and file your income tax returns. It helps individuals and businesses in Canada save time, reduce errors, and avoid penalties.
Outsourcing is ideal for: 1. Busy professionals or business owners 2. Individuals with multiple income sources 3. Sole traders and self-employed individuals 4. Companies with complex corporate tax needs
Absolutely, when dealing with a trustworthy partner such as Aone Outsourcing Solutions. We pursue processes that comply with the CRA, use safe data transfer protocols, and provide complete confidentiality of your tax and financial details.
Yes. We provide single tax return services, sole trader tax work support, and corporate tax filing services to suit the various tax structures and obligations under Canadian law.
You’ll typically need: 1. T4 or T5 slips 2. Business income/expense records 3. Rental income information (where necessary) 4. Investment and capital gain/loss statements 5. Identification and previous year tax returns (as background) 6. We will take you through all the steps in proper and prompt filing.
Absolutely. We are also providing specialized tax filing services to sole traders and self-employed professionals, including how to claim deductions, how to deal with the GST/HST, and how to comply with CRA.
To minimize audit risks, our qualified tax experts will thoroughly examine your financial documents, claim all available credits/deductions, and verify that your tax returns comply with CRA provisions.

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