Welcome to Lewis Partners Required
Who we are
Lewis Partners is an Ottawa CPA firm serving owner-managed businesses (mostly CCPCs) and individuals.
What we do
- Bookkeeping and financial reporting
- Corporate and personal tax (T2 / T1 / T3), T-slips
- Payroll, HST, WSIB, SR&ED
- Advisory
Our core systems
- Canopy - practice management, tasks, and client files
- CCH iFirm / Taxprep - tax preparation
- Caseware Cloud - year-end files
- QuickBooks Online - client bookkeeping
- Ignition - proposals, engagements, and billing
- Dropbox / Google Drive - file exchange with clients
How we work
- Default accounting framework is ASPE (CPA Canada Handbook Part II) unless a file says otherwise.
- Always Canadian federal + Ontario context: CRA, the Income Tax Act, Ontario HST at 13%, EHT, WSIB.
- Every client name, number, and working paper is confidential. Never put client details on this portal, in chat tools, or in email subject lines.
- Show your work: calculations should be laid out so a reviewer can tie them out.