7 Bookkeepers in Mastic, NY

Browse verified bookkeepers in Mastic, New York. Compare providers and find contact information.

Tax Kingdom

★★★★★ (153 reviews)
1120A Montauk Hwy, Mastic, NY 11950
(631) 657-3930
Website: www.taxkingdomltd.com/locations/mastic-tax-office
Hours: {"Friday":["Closed"],"Monday":["Closed"],"Saturday":["Closed"],"Sunday":["Closed"],"Thursday":["Closed"],"Tuesday":["11 AM–7 PM"],"Wednesday":["Closed"]}

Long Island Tax Services

★★★★☆ (25 reviews)
255 Winters Dr, Mastic, NY 11950
(631) 395-6547
Hours: {"Friday":["9 AM–5 PM"],"Monday":["9 AM–5 PM"],"Saturday":["9 AM–3 PM"],"Sunday":["Closed"],"Thursday":["9 AM–5 PM"],"Tuesday":["9 AM–5 PM"],"Wednesday":["9 AM–5 PM"]}

Dyamond Consulting

★★★★★ (17 reviews)
1450 Montauk Hwy UNIT 515, Mastic, NY 11950
(516) 231-8440
Website: linktr.ee/DyamondPalms
Hours: {"Friday":["9 AM–6 PM"],"Monday":["9 AM–6 PM"],"Saturday":["9 AM–3 PM"],"Sunday":["Closed"],"Thursday":["9 AM–6 PM"],"Tuesday":["Closed"],"Wednesday":["9 AM–6 PM"]}

Multiservices T&A Corp

★★★★★ (10 reviews)
1494 Montauk Hwy, Mastic, NY 11950
(347) 552-7852
Website: multiservicesta.wixstudio.io/multiservicest
Hours: {"Friday":["10 AM–6 PM"],"Monday":["10 AM–6 PM"],"Saturday":["10 AM–4:30 PM"],"Sunday":["10 AM–4:30 PM"],"Thursday":["10 AM–6 PM"],"Tuesday":["10 AM–6 PM"],"Wednesday":["10 AM–6 PM"]}

Latino Express Multiservices

★★★★½ (7 reviews)
1583 Montauk Hwy, Mastic, NY 11950
(646) 239-2598
Hours: {"Friday":["10 AM–7 PM"],"Monday":["10 AM–7 PM"],"Saturday":["10 AM–7 PM"],"Sunday":["10 AM–5 PM"],"Thursday":["10 AM–7 PM"],"Tuesday":["10 AM–7 PM"],"Wednesday":["10 AM–7 PM"]}

Garrido Multi-Services, LLC

★★★★★ (6 reviews)
1130A Montauk Hwy, Mastic, NY 11950
(631) 800-2285
Website: garridomultiservices.com
Hours: {"Friday":["9 AM–4:30 PM"],"Monday":["9 AM–4:30 PM"],"Saturday":["Closed"],"Sunday":["Closed"],"Thursday":["9 AM–4:30 PM"],"Tuesday":["9 AM–4:30 PM"],"Wednesday":["9 AM–4:30 PM"]}

Long Island Tax Savers

★★★★★ (2 reviews)
1195 Montauk Hwy, Mastic, NY 11950
(631) 395-6547
Hours: {"Friday":["9 AM–5 PM"],"Monday":["9 AM–7 PM"],"Saturday":["9:30 AM–4 PM"],"Sunday":["Closed"],"Thursday":["9 AM–8 PM"],"Tuesday":["9 AM–8 PM"],"Wednesday":["9 AM–8 PM"]}

About Bookkeepers in Mastic, NY

Small business owners in Mastic, New York, face unique financial challenges. The local economy is a mix of retail shops, service providers, and tradespeople, many of whom operate on tight margins. A skilled bookkeeper helps these businesses track daily transactions, manage cash flow, and stay compliant with sales tax filings—critical tasks for staying profitable in a competitive market.

Whether you run a landscaping company, a deli, or a home repair service, accurate books keep your finances organized year-round. A bookkeeper can also prepare financial statements that help you apply for loans or understand your business’s health. This frees you to focus on serving your Mastic customers instead of wrestling with receipts and spreadsheets.

For residents managing rental properties or side businesses, a bookkeeper ensures deductions are captured and records are audit-ready. BeforeTaxUSA.com connects you with local professionals who understand Mastic’s business landscape—no national chains, just trusted experts nearby.

Frequently Asked Questions

What does a bookkeeper do?

A bookkeeper records all financial transactions, manages invoices and payments, reconciles bank and credit card statements, runs payroll, generates financial reports, and keeps your books organized so you and your accountant can make informed decisions.

How much does a bookkeeper cost?

Bookkeeper rates vary by location and scope of work. Part-time bookkeepers typically charge $20-$50 per hour, while full-service monthly bookkeeping packages for small businesses range from $300-$2,000 per month depending on transaction volume and complexity.

Do I need a bookkeeper if I use QuickBooks or other software?

Software handles the mechanics, but a bookkeeper ensures transactions are categorized correctly, accounts are reconciled, and your books are accurate. Mistakes in DIY bookkeeping often lead to costly tax errors. A bookkeeper saves time and prevents problems before they start.

BeforeTaxUSA.com is a free informational directory. Listings are compiled from publicly available data and do not constitute an endorsement or recommendation. Verify credentials, licensing, and reviews independently before engaging any professional. Listings appear in no particular order unless otherwise noted.

Business owners: to update or remove a listing, email info@beforetaxusa.com.

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