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Oshawa, ON · Durham Region

Accountant in Oshawa for owner-run businesses

Oshawa built its economy on making cars, and Durham Region now adds contractors, carriers, restaurants and realtors to that base. EverStone is a CPA firm serving Oshawa, Whitby, Ajax, Pickering and Clarington remotely, at a fee fixed before any work starts.

Quick answer: EverStone handles corporate tax, personal tax, bookkeeping, payroll and Ontario’s 13% HST for Oshawa and Durham Region businesses, entirely by video, phone and a secure upload link. One firm does the work from start to finish, and the fee is agreed in writing after we review your enquiry. There is no Oshawa office; the work is remote by design. Published fees start at $125 for a personal return and $325 a month for bookkeeping.

On this page
  1. What an Oshawa business actually files
  2. The services, one page each
  3. Durham’s main industries, and a page for each
  4. Incorporating in Durham, and what changes after
  5. What it costs
  6. Remote
  7. Which return applies to you
  8. Remote accounting for Oshawa
  9. Questions from Oshawa business owners

What an Oshawa business actually files

Durham businesses file mostly federally. A corporation files a T2 within six months of year-end, with Ontario corporate tax on the same return. The balance owing is due earlier, two or three months after year-end, and that gap is where penalties and interest start: paying at filing rather than the due date means interest on money already set aside.

The corporation also files an Ontario Business Registry annual return within six months of year-end, which the CRA never reminds you about. Employers add payroll, WSIB and possibly Employer Health Tax. Sales past $30,000 over four consecutive calendar quarters require HST registration. Our Ontario tax facts page lists current provincial rates with sources.

The services, one page each

Every service below has its own Oshawa page, written for how Durham owners use it:

  • Bookkeeping in Oshawa: monthly reconciliations and HST filing, from $325 a month.
  • Corporate tax (T2) in Oshawa: the year-end return, statements and the registry annual return.
  • Personal tax in Oshawa: T1 returns from $125 for a simple file, and self-employed returns with schedules.
  • Payroll services in Oshawa: source deductions, WSIB, Employer Health Tax and T4s.

Most owner-run companies need more than one of these, and they work better together: the books feed the HST return, the HST return feeds the year-end, and the year-end decides what the owner’s personal return looks like. Choosing an accountant Oshawa owners can keep for all of these means one firm handles the books, the HST return and the year-end together.

Durham’s main industries, and a page for each

Oshawa and the towns around it have a recognisable business mix, and each part of it carries its own accounting problems:

  • Construction contractors: new subdivisions across Whitby, Oshawa and Clarington mean holdbacks, progress billing, T5018 slips and WSIB.
  • Manufacturers: the automotive heritage left a base of machine shops and parts suppliers that live on inventory, job costing and equipment.
  • Trucking and logistics: the 401 and 407 corridor puts carriers and owner-operators here, with IFTA, IRP and heavy equipment on the books.
  • Restaurants: tips, cash, food cost and HST on every bill.
  • Realtors: commission income, HST on commissions and the Ontario personal real estate corporation.

Incorporating in Durham, and what changes after

Many Oshawa owners incorporate once profit builds. That adds returns, a registry filing, a separate bank account and a yearly salary-versus-dividend choice. It also creates the shareholder loan account: personal costs paid on the company card and not repaid within one year after the company’s year-end are generally taxed as your income.

We look at whether incorporation makes sense before you do it, not after. The when to incorporate guide sets out the trade-offs, and the salary vs dividends calculator shows how the pay decision moves between the two returns.

What it costs

Fees are fixed in writing first; published pricing shows where each service starts. Personal returns from $125; monthly bookkeeping from $325 a month with HST filing; a typical trades corporation with bookkeeping, payroll and a year-end T2, $500 to $700 a month. A standalone T2 is quoted after we review your enquiry, since the books drive the work.

If you only need one decision made, a 45-minute Advice Call costs a flat $225 + GST, with no ongoing engagement attached.

Remote

EverStone serves Oshawa remotely: a cloud ledger you hold the login to, a secure upload link and electronic signatures. Returns and the Ontario registry filing are made online, so nothing depends on being in Durham.

Enquiries are answered by email, and the same firm that quotes the work is the one who does it and answers the follow-up questions in the months after. If you have never used an accountant at a distance, working with a CPA outside your province covers what changes and what does not.

About this article
EverStone CPA

Prepared and reviewed by a CPA at EverStone CPA, serving businesses in BC, Alberta, Ontario and Manitoba. Updated . About the firm  ·  Send an enquiry

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Which return applies to you

Which return applies to you The structure you trade under decides the return — for a business operating in Oshawa, Ontario
If you areYou file
A sole proprietorA T1 personal return with form T2125 for the business
An incorporated businessA T2 corporate return, then the annual return through the Ontario Business Registry
An employerPayroll remittances, T4 slips by the end of February, and WSIB
A partnershipA T5013 partnership return where required, plus each partner’s own return
Sales tax where you operate13% HST, a single registration and a single return

Source: When incorporating starts to pay. General information, not advice.

Remote accounting for Oshawa

Accounting for Oshawa and Durham Region businesses is delivered remotely. There is no Oshawa office and no local team. Meetings are virtual, documents are signed electronically, and you deal with the CPA directly rather than a front desk.

Common questions

Questions from Oshawa business owners

Is there an EverStone location in Durham Region?+
No. EverStone works online, and serves Oshawa, Whitby, Ajax, Pickering and Clarington entirely by video, phone and secure upload. Every filing involved is electronic, so the distance changes how you reach us, not what gets filed. Ask about your case →
Can an accountant in BC file my Ontario corporation’s taxes?+
Yes. Ontario corporate tax is administered by the CRA and calculated on the same T2 as the federal tax. The Ontario Business Registry annual return is filed online. Nothing requires the preparer to be in Ontario.
How much does an accountant cost for an Oshawa business?+
It depends on the work, and you get the fee in writing first. Personal returns start at $125 and monthly bookkeeping at $325 a month, while a corporate return is quoted after we review your enquiry. See pricing.
I missed the Ontario annual return. Is that a problem?+
It can. The annual return is due within six months of year-end, and falling behind risks the corporation’s good standing. Catching up is usually simple.
Can you take over from my current accountant mid-year?+
Yes. We ask for last year’s returns and working papers, confirm what has been filed, and pick up from there. Switching accountants explains the steps.
Do I need to register for HST?+
Once your taxable sales pass $30,000 over four consecutive calendar quarters, registration is mandatory, and you charge 13% HST from then on. Many businesses register earlier so they can recover the HST they pay on costs.
Do you work with businesses outside Oshawa itself?+
Yes. EverStone works remotely, so businesses in Whitby, Ajax, Pickering, Clarington and the rest of Durham Region are served exactly as Oshawa ones are: video, phone, email and a secure upload link, at the same fixed fees.

What clients say

Rated 5.0 on Google across 26 client reviews. Read all reviews

★★★★★

“Personal. Professional. Responsive. Plus he saved me a bundle!”

Corrin SkalbeckVerified Google Local Guide
★★★★★

“…He is very knowledgeable and has saved me tons in taxes by restructuring my group of companies — the best accountant I've worked with in the last 10 years, after switching from three different firms.”

Matt HildebrandtVerified Google review

Starting fees

Every fee is fixed in writing before any work begins.

  • Monthly bookkeeping, HST filing includedfrom $325 a month
  • Payroll, remittances, T4s and ROEsincluded in monthly bookkeeping
  • Books, payroll and the year-end T2 together$500–$700 a month
  • Corporate year-end and T2 returnfixed fee, quoted in writing
  • Personal tax return (T1)from $125; self-employed or rental $275–$500
  • Catch-up bookkeepingfrom $2,200 per year of records
  • Controller or CFO supportcontroller from $1,650, CFO from $2,750 a month
  • One-off advice call with a CPA$225 plus applicable tax

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A CPA replies within one business day, with a fixed fee in writing. Rated 5.0 from 26 Google reviews. Member firm of CPABC, registered with CPA Alberta.