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Your Trusted Accounting Partner in Sarnia
Jamieson Accounting has been dedicated to providing comprehensive accounting and tax services to small businesses and individuals since our founding. Our team of experienced professionals specializes in business startup consulting, bookkeeping, payroll management, and tax preparation tailored to the unique needs of clients in Lambton County and across Ontario. We prioritize personalized attention, ensuring each client receives strategic guidance to optimize financial health and compliance. With expertise in corporate structuring, cash flow management, and tax deduction optimization, we empower clients to focus on growth while we handle complex financial obligations.

Our commitment to continuous education ensures we remain at the forefront of evolving tax regulations, offering reliable solutions that maximize savings and minimize risk. By combining technical proficiency with a client-centric approach, we have built a reputation as a trusted partner for businesses and individuals seeking transparent, results-driven financial services.
Services
Business Tax Preparation Personal Tax Services Bookkeeping Payroll Services Estate Tax Assistance Non-Resident Tax Services Business Startup Consulting Accounting Software Support Tax Deduction Optimization HST Filing Services
Highlights and features
  • We provide personalized attention to every client's unique financial needs.
  • Our team specializes in Canadian tax law and small business accounting.
  • We offer comprehensive services from business startup to estate planning.
  • We deliver actionable tax-saving strategies tailored to individual circumstances.
  • We combine 20+ years of experience with cutting-edge accounting software expertise.
Services
Business Tax Preparation
Our business tax preparation service ensures accurate and timely filing of corporate tax returns while maximizing deductions. We specialize in HST returns, payroll remittances, and WSIB/EHT filings for Ontario businesses. Our expertise in Canadian tax law helps companies maintain compliance while optimizing tax-saving opportunities through strategic financial planning.
Personal Tax Services
We provide comprehensive personal tax preparation services, including income tax returns, RRSP contributions, and capital gains reporting. Our team identifies eligible deductions and credits to maximize refunds while ensuring compliance with CRA regulations. We also assist with audit responses and tax planning strategies for long-term financial benefits.
Bookkeeping Health Check
This service verifies the accuracy of financial records and identifies errors in existing bookkeeping systems. We perform comprehensive reviews of accounting software setups, transaction classifications, and tax filings. Our QuickBooks Pro Advisor certification ensures optimal system configuration for businesses using this platform to maintain accurate financial records.
Non-Resident Tax Services
We assist non-residents with Canadian tax obligations related to property ownership, investments, and business activities. Our services include preparing T1135 foreign income reports, NR6 withholding tax calculations, and property disposition returns. We coordinate with US tax professionals to ensure compliance with both Canadian and American tax regulations for cross-border clients.
Estate Tax Assistance
Our estate tax services guide families through the complex process of filing final tax returns and estate returns. We handle T3 trust filings, asset distribution reporting, and probate tax calculations. We provide step-by-step support for executors, including deadline tracking and CRA correspondence to ensure proper closure of the deceased's tax affairs.
Questions
What accounting services do you offer for small businesses?
We provide business startup consulting, bookkeeping, payroll processing, HST/GST filings, and corporate tax preparation tailored to Ontario small businesses.
Do you help with personal tax preparation?
Yes, we handle individual income tax returns, RRSP contributions, capital gains reporting, and tax deduction optimization for Ontario residents.
Can you assist non-residents with Canadian tax obligations?
We specialize in non-resident tax returns for property owners, investors, and business owners with Canadian income sources.
What estate tax services do you provide?
We assist with final tax returns, T3 estate filings, and probate tax calculations when managing a deceased person's estate.
Do you offer bookkeeping software support?
As QuickBooks Pro Advisors, we provide bookkeeping health checks and software configuration for businesses using accounting platforms.
How do you handle CRA audit responses?
We represent clients during CRA audits, prepare required documentation, and ensure proper tax treatment of disputed items.