Oshawa, ON

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Oshawa, ON
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Best Accountants in Oshawa, ON

24 firms listed · 21 in Oshawa · 8 open weekends · 23 rated 4.5+

Data verified October 18, 2026

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Easy Taxes & Accounting

Easy Taxes & Accounting

(48)
  • Accountant
  • Efficient
  • Expenses
“Helped me with my easy tax question at no charge.”
Transparent Fees & Pricing
Free Initial Consultation
In Business Since 2018
1050 Simcoe St N Unit 204, Oshawa, ON L1G 4W5
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Your Bottom Line

Your Bottom Line

(46)
  • Tax Return
  • Company
  • Season
“They are fantastic with their customer service, provide amazing tracking information and lists, templates, and are super insightful on getting everything done correctly and efficiently.”
Remote Consultations Available
179 King St E 2nd Floor, Oshawa, ON L1H 1C2
Featured

#DidYouKnow? 🤔 During World War II, the US government needed funds to finance the war effort. The highest federal income tax rate reached an unprecedented 94% in 1944 and 1945. This applied only to the wealthiest Americans earning over $200,000 per year. 🇺🇸💰 The high tax rates were accepted as necessary to support the war effort. In 1946, the top marginal tax rate was lowered to 86.45% and introduced tax breaks. 💸📈 Are you curious about how your tax rate compares to historical rates? As a tax accountant, I can help you navigate the complexities of the tax system and maximize your savings. Contact us today to schedule a consultation! 📞 #taxaccountant #taxsavings #financialadvice #taxplanning #maximizetaxsavings #scheduleconsultation...

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Tax Partners Oshawa

Tax Partners Oshawa

(43)
  • Company
  • Expertise
  • Financial
“Just wanted to say that Natalya handles my company's file and she's punctual with deadlines and is always offering her advice to help with future planning.”
In Business Since 2022
Executive Centre, Oshawa Centre 419 King St W Entrance 7, Unit 215, Oshawa, ON L1J 2K5
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Books In Line Professional Services

Books In Line Professional Services

(33)
  • Understanding
  • Confident
  • Small Business
“I own my own consultant business and I came to Shaelene and Books in Line to file my business taxes my first year of my business and she has filed them each year since.”
21 Simcoe St S, Oshawa, ON L1H 4G1
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Kiessling & Associates

Kiessling & Associates

(17)
  • Company
  • Efficient
  • Team
“She is so knowledgeable, especially with interprovincial taxes, and was so great at explaining to me tax tips that I didn't even know were available to us.”
In Business Since 2005
633 King St E Suite 209, Oshawa, ON L1H 1G3
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Unique Accounting Services

Unique Accounting Services

(13)
  • Questions
“I quickly learned that Mohamed is very happy to share his knowledge and no matter how busy he is, he always makes the time to talk, always calling me back promptly and we always have a good laugh!”
Free Initial Consultation
In Business Since 2015
909 Simcoe St N #200, Oshawa, ON L1G 4W1
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The 24 firms listed for Oshawa, ON handle year-end statements, corporate filings and personal returns. Details about sectors and software come from each firm's own website; ratings and quotes come from public reviews.

Area overview: Oshawa, ON

21 of the 24 firms we list are based in Oshawa; the other 3 serve Oshawa from Whitby (8 km), Bowmanville (13 km) and Pickering (20 km). 23 of the firms on this page have a rating, from 4.5 to 5.0 across 845 reviews; 4 have 50 or more reviews. When clients rate these firms on specific qualities, they most often praise professionalism (95%), responsiveness (65%) and quality (62%). The topics that come up most in reviews of the firms on this page are "communication", "efficient" and "expertise". 8 are open on Saturdays and 4 on Sundays. The services the firms on this page list most often on their websites are accounting services (2), payroll (2) and payroll services (2). Domain records put 7 websites of the firms on this page at ten or more years old; the oldest dates from 2002. 5 offer a free initial consultation and 2 are family- or locally-owned. We have a website on file for 20 of the firms on this page; 18 publish a contact page; 12 list a public email and 3 take bookings online. We count these figures across the firms on this page; distances are straight-line, and hours and prices change, so confirm the details with the firm before you book a consultation.

Can I book a consultation online with accounting firms listed for Oshawa?

3 of the 24 firms accept booking requests on their websites. A firm without that option usually works by phone or email. Whichever route you take, mention your business type and whether you are incorporated, because it decides who in the firm should be on the call.

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Black & White Accounting Services

Black & White Accounting Services

(1)
“Very fast and so nice people thank you so much for your help ☺️ my son gave his sister chocolate ❤️ thank you again”
Free Initial Consultation
849 Renaissance Dr, Oshawa, ON L1K 8K6
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Neahr Accounting Firm

Neahr Accounting Firm

(8)
“Rob's expertise swiftly untangled complex discrepancies and honestly this is really the first stress-free year for filing our business and personal taxes.”
Free Initial Consultation
Family Business
In Business Since 2013
357 Miami Ct, Oshawa, ON L1K 1J5
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Double W Accounting

Double W Accounting

(6)
“He consistently provides excellent informative, timely and friendly service.”
In Business Since 2014
105 Brunswick St, Oshawa, ON L1H 6P2
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Celeste Hardy Professional Corporation

Celeste Hardy Professional Corporation

“We can prepare both your business or personal tax return promptly, efficiently and most importantly –  precisely.”
118 Simcoe St N, Oshawa, ON L1G 4S5
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Accounting by Lisa Sutton

Accounting by Lisa Sutton

(3)
“Excellent, professional and good service”
In Business Since 2023
122 Simcoe St N, Oshawa, ON L1G 4S5
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DMM Accounting Services

DMM Accounting Services

(5)
“Donna provides a valuable service, is trustworthy and gives sound advice with making the best informed decisions having extensive knowledge of the Canadian tax system.”
Family Business
In Business Since 2021
1675 Whitestone Dr, Oshawa, ON L1K 2X2
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SNA Accounting and Tax Consulting CPA Professional Corporation

SNA Accounting and Tax Consulting CPA Professional Corporation

(1)
“They have saved me thousands of dollars by using deductions that I didn't know about.”
Remote Consultations Available
In Business Since 2016
420 King St W Suite 202, Oshawa, ON L1J 2K8
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Roche Financial Group

Roche Financial Group

(1)
“But better safe than sorry for accuracy”
15+ Years Experience
946 Simcoe St N, Oshawa, ON L1G 4W2
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Mark Robbins CPA Professional Corporation

Mark Robbins CPA Professional Corporation

(3)
“And he sends me friendly reminders with a checklist of everything I need to prepare for him.”
In Business Since 2017
300 King St W Suite 105, Oshawa, ON L1J 2K1
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Smith Chappell Marsh Vilander

Smith Chappell Marsh Vilander

21 Gladstone Ave, Oshawa, ON L1J
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Royce Group

Royce Group

(10)
“Been going here for a few years now, they have had a good rate for service and I haven't had an issue yet, they are fast and appointments are always kept.”
633 King St E, Oshawa, ON L1H 1G5
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Complete Accounting

Complete Accounting

(1)
“Noreen is the best in the business.”
624 Gibb St, Oshawa, ON L1J 1Z7
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Susanne Hillebrand, Cpa, CMA

Susanne Hillebrand, Cpa, CMA

(1)
“I reached out with questions regarding taxes for deceased persons.”
43 Wilson Rd N, Oshawa, ON L1G 6C9
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GRH Accounting and Tax Service

GRH Accounting and Tax Service

1050 Simcoe St N #101A, Oshawa, ON L1G 4W5
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Clarence Stevens Accounting & Tax Services

Clarence Stevens Accounting & Tax Services

“COMPANY HISTORY - Clarence Stevens, founder of our firm located in Oshawa, Ontario, has over 35 years experience providing accounting, tax and business advisory services to clients in marketing, restaurant, retail, manufacturing, construction, real e...”
35+ Years Experience
285 Taunton Rd E Suite 222, Oshawa, ON L1G 3V2
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Right Way Taxes

Right Way Taxes

(50)
  • Family
  • Attention
  • Expertise
“Ikhalq is the most hardworking, HONEST and competent Accountant who truly takes pride in what he does and he is always there to go above and beyond for his clients!”
In Business Since 2020
20 Tincomb Crescent, Whitby, ON L1R 2Y6
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Perfect Bookkeepers & Tax Consultants

Perfect Bookkeepers & Tax Consultants

(47)
  • The Future
  • Season
  • Questions
“Amazing experience, they are providing professional service, perfect and reliable tax and accounting solutions, always help you to understand the process.”
1211 Kingston Rd Suite 13B, Pickering, ON L1V 6M5
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VN Accounting Solutions

VN Accounting Solutions

(24)
  • Prices
  • Tax Returns
“They are pretty quick with the returns and no issues always when I have a concern they speak to me other than that I do it all online and it makes my life easy.”
Free Initial Consultation
In Business Since 2010
45 King St E, Bowmanville, ON L1C 1N1
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HomeAccountants and AuditorsOntarioOshawa, ON

Accounting Services in Oshawa, ON Cost Estimates

Minimum cost
$342
Maximum cost
$3728
National Average
$529
Avg Per Hour Rates
$296
$435
$932
Average price range is based on 258 cost profiles
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Average Cost $529
Minimum cost $342
Maximum cost $3728
Avg Per Hour Rates $296

Average range $435 to $932 is based on 258 cost profiles.

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