Cozzolaw
“He gives you his personal cell phone #, and is available 24/7.”
Best Business Attorneys near Islip, NY
We have 2 firms in Islip on file, and both are on this list, along with 13 from towns including Central Islip (6, 2 mi), East Islip (4, 0 mi) and Bay Shore (1, 3 mi).
3 open weekends · 12 rated 4.5+
Data verified October 18, 2026
Concetta G. Spirio
“From our first conversation to our first meeting and then to the finalization of our paperwork, we felt respected, valued, and very well taken care of.”
Law Offices of Richard A. Fogel
“Very good law firm you want the best you go to the best excellent job”
The Law Office of Michael A. Kofsky
“He was instrumental in forecasting and protecting instances of potential problems that we never would have thought of.”
Thomas J Manzi
“Very Professional and extremely patient, met with my Aunt several times to make sure her wishes were followed exactly as she wanted.”
Coello & Lorenzotti
The 15 firms shown for Islip, NY advise companies on formation, contracts, ownership agreements and transactions. Whatever each one says about its practice areas and fee arrangements is drawn from its own website, and the ratings come from public reviews.
Area overview: Islip, NY
The 15 firms on this page are rated from 3.0 to 5.0 across 1,107 reviews; 3 have 50 or more reviews and 12 are rated 4.5 or higher. 2 are open on Saturdays and 2 on Sundays. 10 have ten or more years of experience, the longest 27 years. 4 offer a free initial consultation. We have a website on file for 13 of the firms on this page; 11 publish a contact page and 8 list a public email. 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.
Why are business law firms outside Islip listed on this page?
2 of the 15 firms give an address in Islip, and the others come from other towns. Corporate files run on email and video anyway, so which state a lawyer is admitted in usually matters more than the drive.
Rubin-de-Cervens Andrea
“The best estate attorney there is!”
Rodriguez Mejia Law Firm
“The attorney really cares about every detail in your case.”
Devito Gartland
“She was communicative, answered questions and proceeded to a quick conclusion of the estate.”
Silverberg
“Karl has been my attorney for the past few years for various legal reasons and needs and I have never lost a case while under his legal representation.”
Griffin III William P
Licari Thomas B
“Excellent service, Tom is so helpful and professional, expeditious, friendly and down to earth..”
John J Guadagno Law Offices
McIntyre, Donohue, Accardi, Salmonson, & Riordan
“I liked the way she explained exactly what I had to do and the steps I was going to go through so there was no guessing throughout the process.”
Gulotta Personal Injury & Car Accident Lawyers
“Michael excels in family court services, (something I do not handle), and is a go to source for information, representation and clients who need services for negligence, abuse, custody and visitation proceedings.”
Why these companies made our list
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