Accounting, tax, forensic accounting, and business valuation from a midtown Toronto office. Clients across Ontario, including Toronto, North York, and the GTA.
Accounting, tax, valuation, forensic accounting, and related work.
Audit, review, and compilation
Year-end financial statements at the level your lenders, investors, or shareholders need: a compilation, a review engagement, or a full audit. Corporate tax and the ordinary work of keeping a private company in good order come with it.
Registered charities and NPOs
For charities and NPOs based in Ontario: audits, reviews, compilations, T3010 and NPO returns, and board support.
Individuals and their family groups
For the personal wealth of individuals and their families: personal, holding company, and trust returns, the T1135 for foreign property, investment income, and the slips that connect them, coordinated across the family group.
For incorporated, owner-run companies
Year-end, corporate tax, and practical advice for incorporated companies run by their owners: salary or dividends, the small business deduction, paying family members, and planning ahead for a sale or succession.
Coordinated for the whole family
For the operating business and the family around it: estate freezes, passing the business to the next generation, paying family members, shareholder agreements, and the year-end of related companies handled together.
Disputes, valuation, and transactions
Forensic accounting and independent business valuation for disputes, family law, estate freezes, succession, and buying or selling a company.
Learn more about forensic accountingLoss quantification
Measuring lost profits and other financial loss, and preparing expert reports for counsel, insurers, and the court.
Research and development credits
Identifying potential SR&ED and government incentive opportunities, working with the SR&ED specialists who prepare the claim, and handling the accounting and tax side.
Many business matters involve both accounting and tax questions and a question of value: a purchase or sale, a shareholder reorganization, or an estate freeze. A CPA who is also a Chartered Business Valuator can address the tax and accounting side and the valuation side of the same matter, without coordinating two separate firms.
Including these sectors, and others.
The office is at 110 Eglinton Ave W, Suite 201, Toronto, ON M4R 1A3, at Yonge–Eglinton. Clients across Ontario work from here, including Toronto, North York, and the GTA.
What a 2026 Tax Court decision shows about valuing shares in an estate freeze, and the steps that protected the owners.
Read the articleThe advantages and disadvantages of incorporating a business in Ontario, and when it typically makes sense.
Read the articleThe office is at Yonge–Eglinton in midtown Toronto. Clients across Ontario work with the practice, including Toronto, North York, and the GTA.
Accounting, tax, forensic accounting, and business valuation, including support when buying or selling a business, identifying SR&ED opportunities, charities and not-for-profits, and related work.
Call 416-955-0637 or email amirrosenthal@grunco.com to arrange a time.
No. This practice does not broker businesses. It provides valuation, due diligence, tax, and deal-structure advice to buyers and sellers.
Call or email. A short first conversation is usually enough to see if the work belongs here.