Best QuickBooks Consulting & Training near Brentwood, NY
We have one firm in Brentwood on file, and it is on this list, along with 14 from towns including Melville (4, 8 mi), Smithtown (3, 6 mi) and Central Islip (1, 3 mi).
1 open 24/7 · 8 open weekends · 12 rated 4.5+
Data verified October 21, 2026
Notchbooks
Kyle F. Lester, CPA
Edwin Casanova, CPA
Kassman Accounting
Taxmaster of Melville
The 15 firms listed for Brentwood, NY set up, repair and teach accounting software for businesses. What each says about certifications and supported platforms comes from its own website; ratings and quotes come from public reviews.

Area overview: Brentwood, NY
The 15 firms on this page are rated from 4.0 to 5.0 across 1,708 reviews; 8 have 50 or more reviews and 12 are rated 4.5 or higher. The topics that come up most in reviews of the firms on this page are "efficient", "knowledge" and "communication". 1 is open around the clock; 8 are open on Saturdays and 3 on Sundays. The services the firms on this page list most often on their websites are tax services (8), business services (5), quickbooks services (5), estate planning (4) and services for individuals (4). 1 has a BBB rating of A or A+. Domain records put 11 websites of the firms on this page at ten or more years old; the oldest dates from 2005. 1 offers urgent consultations; 5 offer payment plans; 5 offer a free initial consultation; 1 is family- or locally-owned and 1 lists coupons or special offers. We have a website on file for all 15 of the firms on this page; 14 publish a contact page; 12 list a public email and 5 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.
Do any consultants listed for Brentwood offer a free file review?
5 of the 15 firms state that a first consultation costs nothing. For software work that normally means a short call about what you run and what is broken, not access to your file. A genuine diagnostic takes hours and is usually billed.