Thornhill, ON

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Thornhill, ON
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Best Payroll Services in Thornhill, ON

24 companies listed · 6 in Thornhill · 14 open weekends · 23 rated 4.5+

Data verified October 16, 2026

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Accounting Plus Financial Services

Accounting Plus Financial Services

(49)
  • Efficient
  • Questions
  • Team
“Beside the high professionalism, Peter Edrey's office offers genuine kindness and approachability, making tax submitting a pleasant experience, not a scary yearly chore.”
Remote Consultations Available
In Business Since 2005
39 Centre St 2nd floor, Thornhill, ON L4J 1G1
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Harmonic Accounting

Harmonic Accounting

(50)
  • Advice
  • Team
  • Patient
“His mastery of his role is undeniable, showcasing not only unparalleled expertise but also unwavering commitment, making him unquestionably the finest in tax filing.”
In Business Since 2014
8131 Yonge St, Thornhill, ON L3T 2C6
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Parsian Accounting, Payroll, and Efile Tax Services.

Parsian Accounting, Payroll, and Efile Tax Services.

(49)
  • Compliance
  • Professional Service
  • Business
“I walked in to do my taxes without an appointment and he was very welcoming and did not make me leave unlike other places where you have to always make an appointment.”
In Business Since 2004
7191 Yonge St #614, Thornhill, ON L3T 0C4
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Nannytax

Nannytax

(18)
  • Taxes
  • Payroll
  • Questions
“Their prices are reasonable and they are on top of everything and turn-around is very quick.”
Transparent Fees & Pricing
In Business Since 2007
70 Franmore Cir, Thornhill, ON L4J 3C1
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Fiscal Expert

Fiscal Expert

“I am also amazed at the tax strategy they have implemented over the last year that saved me money and significantly reduced my tax bill.”
8707 Dufferin St Suite 10-310, Thornhill, ON L4J 0A2
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KPC CPA

KPC CPA

“7181 YONGE ST., UNIT 115 THORNHILL, ON, L3T 0C7”
Family Business
In Business Since 2015
7181 Yonge St UNIT 115, Thornhill, ON L3T 0C7
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The 24 companies listed for Thornhill, ON handle pay runs, source deductions and timekeeping for employers. Details about services and software come from each company's own website; ratings and quotes come from public reviews.

Area overview: Thornhill, ON

6 of the 24 companies we list are based in Thornhill; the other 18 serve Thornhill from towns including Toronto, Scarborough and Mississauga. 23 of the companies on this page have a rating, from 4.6 to 5.0 across 3,463 reviews; 21 have 50 or more reviews. When clients rate these companies on specific qualities, they most often praise professionalism (100%), responsiveness (76%) and quality (73%). The topics that come up most in reviews of the companies on this page are "patient", "efficient" and "knowledge". 13 are open on Saturdays and 5 on Sundays. The services the companies on this page list most often on their websites are payroll services (5), accounting (3), accounting & bookkeeping (3), business advisory (3) and accounting services (2). 9 have ten or more years of experience, the longest 26 years. 1 offers payment plans; 9 offer a free initial consultation and 2 are family- or locally-owned. We have a website on file for all 24 of the companies on this page; 22 publish a contact page; all 24 list a public email and 3 take bookings online. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book a consultation.

Which payroll companies listed for Thornhill publish service details?

All 24 companies listed here have a website on file. Most say which provinces they file in and which software they run, and that is the detail worth checking if your staff are spread across the country.

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BBS Accounting CPA

BBS Accounting CPA

(50)
  • Cost Effective
  • Finances
  • Questions
“I've felt really supported in my accounting needs, with Sanjeev being available to speak, and every associate keeping me in check it's just been great.”
Free Initial Consultation
BBB Accredited
In Business Since 2018
Transparent Fees & Pricing
99 Yorkville Ave Suite 200, Toronto, ON M5R 3K5
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Instaccountant

Instaccountant

(48)
  • Stress
  • Business Tax
  • Service
“We have always filed our tax returns through them, they always respond very quickly and will provide their services as best as possible under any circumstances, highly recommend!”
Offers Financing Options
Transparent Fees & Pricing
In Business Since 2018
Remote Consultations Available
40 Wynford Dr #304A, Toronto, ON M3C 1J5
Featured

Uber driver Tax return filing $80 (limited time offer) As you know, we are Uber tax specialists in Canada. For more than 6 years we have been saving tax for drivers (part-time and full-time) doing Uber, Lyft, Uride, Uber Eats, DoorDash, Instacart, Skip the Dishes and others. Don't end up paying too much tax. Act fast and secure your spot for $10 now. Limited spots available.

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SAL Accounting

SAL Accounting

(50)
  • Structure
  • Accountant
  • Knowledge
“As a Canadian running a US e-commerce business, managing taxes can be quite complex, and having a reliable and competent accounting firm can make all the difference.”
Remote Consultations Available
In Business Since 2022
Free Initial Consultation
55 Village Centre Pl Suite 734, Mississauga, ON L4Z 1V9
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Think Accounting

Think Accounting

(49)
  • Wish
  • Expertise
  • Questions
“We have been using Think Accounting for years, the staff are professional, responsive, thorough and provide accounting services at reasonable and fair rates.”
Remote Consultations Available
Transparent Fees & Pricing
30 Topflight Dr #7, Mississauga, ON L5S 0A8
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Accountor CPA Accounting Bookkeeping and Tax Experts

Accountor CPA Accounting Bookkeeping and Tax Experts

(48)
  • Quickbooks
  • Information
  • Questions
“They listened to my needs and also provided guidance in setting up our QuickBooks system to best suit my access to information as well as the needs for our US accountants.”
Remote Consultations Available
Transparent Fees & Pricing
1000 Finch Ave W Suite 401, North York, ON M3J 2V5
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Magic Accounting & Tax Services

Magic Accounting & Tax Services

(48)
  • Results
  • Communication
  • Questions
“Behbahani and his team) for some years, and I have always been very impressed with their professionalism and eagerness to offer guidance whenever I needed it.”
Free Initial Consultation
Remote Consultations Available
8 Stave Crescent, Richmond Hill, ON L4C 9K4
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Diamond CPA - Chartered Professional Accountant

Diamond CPA - Chartered Professional Accountant

(50)
  • Small Business
  • Financial
  • Price
“Goutom was very professional with setting up my corporation as I was short on time to transition from sole proprietor to a more structured business for a large upcoming project.”
Free Initial Consultation
3471 Kingston Road Unit 5, 2nd Floor, Scarborough, ON M1M 1R4
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MZA CPA Professional Corporation

MZA CPA Professional Corporation

(49)
  • Financial Services
  • Team
  • Efficiency
“They are very helpful and friendly.”
Free Initial Consultation
60 Danforth Rd Unit 7, Scarborough, ON M1L 3W4
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Alpha Oasis

Alpha Oasis

(50)
  • Information
  • Family
  • Team
“Bose and her team have always been quick, responsive and havr helped education over the past 20 years to be better informed of my financial and insurance needs.”
Free Initial Consultation
In Business Since 2002
304-80 Corporate Dr, Scarborough, ON M1H 3G5
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Aspire Business Solutions

Aspire Business Solutions

(50)
  • Payroll
  • Print
  • Cheques
“Mr Muhammad is a very nice hardworking professional accountant for whenever you need your taxes done whenever you need your taxes or cheques in a day or two your job will be done by Aspire.”
In Business Since 2016
10 Milner Business Ct #504, Scarborough, ON M1B 3C6
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Heartpayroll

Heartpayroll

(50)
  • Caregivers
  • Work
  • Responsive
“They made it so easy to set up everything, including a CRA business account and WSIB account set up, and helped to cancel when I no longer needed their services.”
Transparent Fees & Pricing
In Business Since 2015
119 Spadina Ave. #1100, Toronto, ON M5V 2L1
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Source Accounting Professional Corporation, CPA

Source Accounting Professional Corporation, CPA

(50)
  • Call
  • Tax Return
  • Questions
“Source Accounting Professional Corporation, CPA, were very professional and extremely helpful with my business taxes for my first year of a brand new business.”
4299 Village Centre Ct Suite 203 & 208, Mississauga, ON L4Z 1S2
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Global Taxation & Accounting Service

Global Taxation & Accounting Service

(50)
  • People
  • Accountant
  • Family
“My husband didn't have a chance to print some of his documents to bring to our meeting and Luis was able to retrieve them so that we wouldn't have a come back another day.”
1468 Victoria Park Avenue Suite 119, 2nd Fl, Toronto, ON M4A 2M2
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Sawaya CPA - Tax & Accounting Services

Sawaya CPA - Tax & Accounting Services

(50)
  • Needs
  • Information
  • Understanding
“They were not only able to consult with me the day of my inquiry, but also able to deliver information in a way that I was able to process as someone who has little to no understanding of accounting.”
Free Initial Consultation
4141 Yonge St #302, North York, ON M2P 2A8
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Filing Taxes | Accountant Toronto

Filing Taxes | Accountant Toronto

(41)
  • Accountability
  • Emails
  • Questions
“Salman Is very professional person who knows how to do work and take care of individual and corporate taxes I will recommend him for all ur taxes needs.”
Free Initial Consultation
Remote Consultations Available
401 Bay St. Suite 1600, Toronto, ON M5H 2Y4
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Riaa's E&A Services

Riaa's E&A Services

(49)
  • Process
  • Information
  • Team
“As a new comer in Canada, I was very skeptical and worried as to how I was going to go about it, and RIAA Services came through for me with all the needed support.”
14 Martin St, Milton, ON L9T 2P9
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Royal Oak Tax Services

Royal Oak Tax Services

(49)
  • Matter
  • Patient
  • Accountant
“We have him doing our taxes for many years, he's VERY HELPFUL, does a tremendous job and would refer him to anyone because he's more than an accountant, we also consider him as a good friend.”
Family Business
In Business Since 2022
1094 Danforth Ave, Toronto, ON M4J 1M2
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Can-Am CPA Professional Corporation

Can-Am CPA Professional Corporation

(48)
“My experience with Can-Am CPA professional has been superb exquisite very professional very quick and my agent was very very knowledgeable I recommend Can-Am CPA.”
In Business Since 2000
Serving Thornhill Area
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