Best Payroll Services near Smithtown, NY

3 of these companies are based in Smithtown; the others serve Smithtown from towns including Hauppauge (3 mi), Central Islip (6 mi) and Port Jefferson Station (10 mi).

5 open weekends · all 15 rated 4.5+

Data verified October 21, 2026

Book onlineBook
Notchbooks

Notchbooks

4.9 85 reviews
“He takes the time to answer questions and provides suggestions for the next following year.”
Since 2016FinancingPrices online
34 E Main St #203
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Edwin Casanova, CPA

Edwin Casanova, CPA

4.8 72 reviews
“Can't say enough positive things, they really make tax season way less stressful!”
Virtual consultationsSe habla españolSince 2015
821 W Jericho Turnpike Suite 2C
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Raisman CPA

Raisman CPA

5.0 28 reviews
“I have been using Raisman CPA for many years, both at a personal and company level, and can say that they have been outstanding.”
Free consultationSince 2020Prices online
996 W Jericho Turnpike 2nd Floor
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William Carpenter CPA

William Carpenter CPA

4.7 17 reviews
“He has helped streamline my costs and has helped me prevent paying any payroll tax penalties by providing a great payroll service that is affordable.”
BBB accreditedSince 1999
Hauppauge, NY · 3 mi from Smithtown
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Book onlineBook
Baron Payroll

Baron Payroll

4.9 55 reviews
“Any issues I have are immediately resolved by someone that actually knows my company.”
Same-day responseBBB A+Since 2003Prices online
Hauppauge, NY · 3 mi from Smithtown
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Kassman Accounting

Kassman Accounting

5.0 120 reviews
“Their team is knowledgeable, efficient, and handled all my questions quickly with professionalism.”
Coupons & offersSince 2010
Central Islip, NY · 6 mi from Smithtown
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The 15 companies listed for Smithtown, NY run payroll, filings and timekeeping for employers. Service and software details are taken from each provider's own website; ratings and quotes come from public reviews.

Area overview: Smithtown, NY

The 15 companies on this page are rated from 4.7 to 5.0 across 1,497 reviews; 6 have 50 or more reviews. The topics that come up most in reviews of the companies on this page are "knowledge", "communication" and "efficient". 5 are open on Saturdays and 1 on Sundays. The services the companies on this page list most often on their websites are tax services (8), business services (5), payroll services (4), bookkeeping (3) and business valuations (3). 1 has a BBB rating of A or A+. 12 have ten or more years of experience, the longest 59 years. 5 offer payment plans; 3 offer a free initial consultation and 1 lists coupons or special offers. We have a website on file for all 15 of the companies on this page; all 15 publish a contact page; 13 list a public email and 4 take bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book a consultation.

Why are payroll companies outside Smithtown on this page?

An office in Smithtown is held by 3 of the 15 companies. The rest come from other towns within 15 mi. Payroll is run remotely, so the filing jurisdictions a provider covers matter far more than the address. Distances are straight-line.

Book onlineBook
Soloway Advisory - Tax Preparation Service

Soloway Advisory - Tax Preparation Service

4.9 131 reviews
“If you are looking for a staff of people who truly care and are professional, then this is your place!”
Free consultation55+ years
Port Jefferson Station, NY · 10 mi from Smithtown
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Michels & Hanley Cpas

Michels & Hanley Cpas

4.9 27 reviews
“I have been working with Brian Michels for over 5 years and he has been very instrumental in performing bookkeeping and doing my corporate taxes for numerous accounts.”
Since 2006FinancingPrices online
Northport, NY · 7 mi from Smithtown
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Ross & Company, CPA

Ross & Company, CPA

5.0 50 reviews
“My records are all available in the customer portal and the people who can answer my questions, from Glenn on down, are always there when I need them.”
Since 2005Prices online
3 mi from Smithtown
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Bookwise Business Solutions

Bookwise Business Solutions

5.0 19 reviews
“Kanwal, in particular, was exceptional—she was knowledgeable, responsive, and always willing to go the extra mile to ensure everything was handled smoothly.”
Since 2023
Bay Shore, NY · 9 mi from Smithtown
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O'Hara & Company

O'Hara & Company

5.0 16 reviews
“Mr O'Hara and his employees have been doing our accounting for the past 5 years and they are the best.”
Since 2007FinancingPrices online
Port Jefferson Station, NY · 10 mi from Smithtown
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John E Helldorfer, CPA

John E Helldorfer, CPA

5.0 33 reviews
“Very knowledgeable and pleasant to work with.”
Since 2019
Nesconset, NY · 4 mi from Smithtown
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Peggiann McCoy CPA

Peggiann McCoy CPA

4.7 13 reviews
“Peg McCoy has been my accountant personally and professionally for over 25 years.”
Since 2007FinancingPrices online
Ronkonkoma, NY · 7 mi from Smithtown
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Ferrera Destefano & Caporusso Certified Public Accountants

Ferrera Destefano & Caporusso Certified Public Accountants

5.0 1 review
“Excellent service from very professional group of accountants and staff.”
Free consultationSince 1993FinancingPrices online
Islandia, NY · 5 mi from Smithtown
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King and Associates, CPA

King and Associates, CPA

5.0 1 review
“Quality quick service would recommend them to any of my family members or business associates.”
Free consultationSince 2006Prices online
Central Islip, NY · 6 mi from Smithtown
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HomePayroll CompaniesNew YorkSmithtown, NY

Why these companies made our list

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