Kosmos Accounting & Forensic Services

About Us

Kosmos is an online accounting firm based in Mississauga, in the Greater Toronto area. Our primary services are tax accounting (including bookkeeping), business incorporation and accounting software implementation, as well as forensic accounting and investigation.

While Kosmos serves a wide range of clients across Ontario and Canada, we specialize in sectors or groups underserved by traditional accounting firms. This includes:

-Home businesses (consultants, artists etc.)

-Sole proprietorships and side businesses

-Ecommerce Stores (online shops, Shopify stores, Amazon and Ebay merchants)

-New economy businesses and entrepreneurs (Uber, Airbnb etc.)

-Sensitive industries (cannabis, sex/adult)

Kosmos understand that each business is different and we strive at providing suitable services for improving record keeping, reducing taxes, and meeting the CRA and provincial/federal compliance requirements.

Our company’s cornerstones are integrity, confidentiality and simplicity. We make it easier for our clients to work with us while ensuring the utmost security and protection for their information and businesses.

One Stop Solutions For All Accounting Services

Our Services


Tax Accounting & Bookkeeping

Monthly Bookkeeping & Financial Statements (online), Corporate Tax Returns, Payroll Service and more


Fraud Investigations

Fraud, corruption and embezzlement investigation, Financial forensics, Financial statement audit


Implementation Services

Financial software implementation services: accounting, payroll, invoicing, payment processing and more


Accounting Staffing & Outsourcing

Part-time/Temporary staff, Data entry & classification (receipts & other accounting documents)

Latest Blog

Temporary Accounting Staffing in Toronto and the GTA – from $25/hour

Kosmos Accounting has been expanding its temporary staffing solutions over the last few months. Using temp workers provides a flexible option for companies of all sizes to increase their workforce for a short period. It provides immediate access to qualified and vetted employees, while avoiding the costs and time for administrative compliance and payroll management…. View Article

10 Interesting Statistics about Cloud Accounting in 2020

Digital transformation and the move of business applications to the cloud has accelerated over the last decade. Despite a slow start, the accounting industry has not been left behind, and today most software vendors have a cloud version of their applications, with a majority of businesses, small and large, having part or all their business… View Article

Extended payment deadlines – Tax Returns

Due to the continuous impact of the Covid-19, the CRA has announced a further 30-day extension of the due date for the 2019 tax payments, including instalment payments. As it currently stands, the new extended deadline is September 30th, 2020. Previously extended due dates for individual, corporate, and trust income tax returns remain unchanged. That… View Article