Best Accountants in Islip, NY

The highest-rated Accounting & Profitability Consulting companies out of 143 vetted & reviewed in the Islip area.

Kassman Accounting

Kassman Accounting

(49)
  • The Office
  • Informative
  • Job
“And it's not just the owner Myles Kassman who is incredible and a true professional, but if you read some of the reviews and see what people say about the other people at the company at many levels, starting with his son Marshall, it's not a one-man ...”
In Business Since 2010
Coupons & Offers
83 Carleton Ave, Central Islip, NY 11722
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King and Associates, CPA

King and Associates, CPA

(1)
Audit & Tax Services, Tax Services, Business Valuations
“Quality quick service would recommend them to any of my family members or business associates.”
In Business Since 2007
Transparent Fees & Pricing
Free Initial Consultation
320 Carleton Ave #3500, Central Islip, NY 11722
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Don Coley & Associates

Don Coley & Associates

(1)
Financial Planning, Individual Tax Return, In-House Attorney
“Excellent people-oriented service!”
In Business Since 2020
372 Islip Ave, Islip, NY
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James P Phelan CPA

James P Phelan CPA

(1)
Virtual CFO, Advisory Services, Small Business Accounting
“Everyone here is friendly and they care about serving their customers.”
In Business Since 2004
Remote Consultations Available
167 E Main St, East Islip, NY 11730
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Rr Tax and Accounting

Rr Tax and Accounting

“RR tax and accounting provides clients with the specialized accounting support and services they need, allowing them to focus on their businesses and personal lives. We have been in the industry since 2000, and our team of licensed accountants work d...”
In Business Since 2021
51 Carleton Ave Unit c, Islip Terrace, NY 11752
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Notchbooks

Notchbooks

(48)
Business Services, Tax Services, Quickbooks Services
“The emails back and forth to collect my information and to ask questions made me feel like they actually cared and wanted to get everything correct for my return.”
In Business Since 2016
Transparent Fees & Pricing
Offers Financing Options
34 E Main St #203, Smithtown, NY
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Lindenhurst CPA

Lindenhurst CPA

(43)
Part-Time CFO Services, Services For Business, Services For Individuals
“And if I would recommend anyone for this job I am telling you wholeheartedly and let Christ be my witness that he would be the answer you would want to seek for any tax related purposes”
In Business Since 2021
Free Initial Consultation
Transparent Fees & Pricing
Remote Consultations Available
Serving Islip Area
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Ross & Company, CPA

Ross & Company, CPA

(50)
Business Services, Tax Services, Estate Planning
“They provide an incredible technological platform that allows you several ways to safely upload all your tax documentation and provides a customer portal where you can view your past and present tax information.”
In Business Since 2005
Transparent Fees & Pricing
352, Mount Pleasant, SC,
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Soloway Advisory - Tax Preparation Service

Soloway Advisory - Tax Preparation Service

(50)
New Business Startup, Sales Tax Services, Business Advisory Services
“He is always willing to spend the time to present to us various options that are available for our financial situation, and has guided us towards making excellent decisions.”
In Business Since 1967
Accepts All Major Credit Cards
Serving Islip Area
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Taxmaster of Melville

Taxmaster of Melville

(50)
IRS Representation, Tax Management Services, Estate Planning
“I was referred to Taxmaster by a friend after I had expressed my frustration about my previous CPA and remain eternally grateful for the recommendation!”
In Business Since 2000
Accepts All Major Credit Cards
Serving Islip Area
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SMG ABA

SMG ABA

(50)
  • Efficient
  • Hospitality
  • Expertise
“Wes is always there without doubt and David is such a great person to work with from understanding your needs to helping you get to where you need to go!”
In Business Since 2021
Serving Islip Area
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Saranto Calamas Office

Saranto Calamas Office

(32)
Audit Insurance, Business Services, Quickbooks Services
“I know Saranto since 1997, when I realized that I needed help with a rare tax question that was obscure enough that no account in Suffolk county I contacted (around 15-20) knew how to handle.”
In Business Since 1999
Free Initial Consultation
Transparent Fees & Pricing
Offers Financing Options
Serving Islip Area
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James Castaldo CPA & Associates

James Castaldo CPA & Associates

(49)
Trust and Estate Planning, Small Business Accounting, Outsourced Bookkeeping
“Not only did they get my returns completed In a very timely manner, they looked over my books in Quickbooks and made all necessary changes for going forward.”
In Business Since 2012
Accepts Debit, Check, All Major Credit Cards
Free Initial Consultation
Serving Islip Area
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Tait's Tax Service INC

Tait's Tax Service INC

(34)
  • Understand
  • The Future
  • Attention
“Nick was able to help me establish my business (S-Corp) and file me with the state and the IRS, which I wouldn't have been able to figure out how to do without him.”
In Business Since 2019
Serving Islip Area
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Sacco Tax Accounting

Sacco Tax Accounting

(25)
  • Fair
“His level of communication in providing context in the tax preparation process was exceptional and his overall cadence of how he walks you through the process is quite artful, professional and masterful.”
In Business Since 2010
Transparent Fees & Pricing
Free Initial Consultation
Serving Islip Area
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Herman P Ortiz CPA

Herman P Ortiz CPA

(26)
Services For Individuals, Quickbooks Services, Business Services
“The accounting team at Herman P Ortiz CPA PC with their accounting, tax and advisory skills were able to save my two residential properties from foreclosure.”
In Business Since 2016
Transparent Fees & Pricing
Offers Financing Options
Serving Islip Area
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Long Island Tax, Accounting, & Advisory Services

Long Island Tax, Accounting, & Advisory Services

(44)
  • Knowledge
  • Needs
  • Interest
“She has always made herself available to us whenever we needed to speak to her and always delivered accurate reports, tax returns and payroll to us on time.”
In Business Since 2016
Transparent Fees & Pricing
Serving Islip Area
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Ambrosio & Bellotti, Cpas

Ambrosio & Bellotti, Cpas

(2)
Buy Quickbooks and Save, Internal Controls, Payroll
“I have been using Ambrosio and Bellotti for as long as I can remember and I can't say enough good things about them!”
In Business Since 2007
Offers Financing Options
Licensed, BBB Rating: A
Transparent Fees & Pricing
Serving Islip Area
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O'Neill & Associates

O'Neill & Associates

(22)
Business Services, Industries, Tax Services
“I have been to O'Neill &Associates for the last 3 year and I would never do anywhere else since.”
In Business Since 2020
Transparent Fees & Pricing
Free Initial Consultation
Serving Islip Area
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Francis Tax and Accounting Service

Francis Tax and Accounting Service

(26)
Tax & Accounting Services, CPA and EA Exam Coaching
“I was looking for a Accountant to do my Tax return and I found Francis Tax and Accounting Service on google,and I'll say I'm so happy I made that phone call the service was amazing .”
In Business Since 2012
Accepts All Major Credit Cards
Transparent Fees & Pricing
Serving Islip Area
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Thomas Brown CPA

Thomas Brown CPA

(29)
  • Financial
  • Number
“Thomas Brown and his staff are always courteous, knowledgeable, responsive, appropriate, creative, and helpful and all within the parameters of the rules and regulations governing taxation.”
In Business Since 2009
Accepts All Major Credit Cards
Free Initial Consultation
Serving Islip Area
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Cerini & Associates

Cerini & Associates

(8)
Accounting & Auditing, Consulting, Tax & Business Advisory
“Not only have they been exemplary in their full-service accounting, but Ken has always gone above and beyond to assist us with all aspects of our business.”
In Business Since 1996
Licensed, BBB Rating: A+
Accepts All Major Credit Cards
Serving Islip Area
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Michels & Hanley Cpas

Michels & Hanley Cpas

(24)
Quickbooks & Bookkeeping Services, Retiring Accountants, Forensic Accounting
“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.”
In Business Since 2006
Transparent Fees & Pricing
Offers Financing Options
Serving Islip Area
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Raisman CPA

Raisman CPA

(14)
Industries, Services For Individuals, Quickbooks Services
“I've been working with Raisman CPA for decades - Al & Cheryl are my go-to CP As for all my business needs and I've only heard great things from all the clients I referred to them over the years.”
In Business Since 2020
Transparent Fees & Pricing
Free Initial Consultation
996 W Jericho Turnpike 2nd Floor, Smithtown, NY
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Accounting Services in Islip, NY Cost Estimates

Minimum cost
$340
Maximum cost
$3702
National Average
$525
Avg Per Hour Rates
$294
$432
$926
Fair price range is based on 548 cost profiles
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Average Cost $525
Minimum cost $340
Maximum cost $3702
Avg Per Hour Rates $294

Fair range $432 to $926 is based on 548 cost profiles.

Why these companies made our list

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