The Law Office of John F Olsen Law
“He is our counsel for all our businesses.”
Best Business Attorneys in Montclair, NJ
15 firms listed · 6 in Montclair · 4 open 24/7 · 4 open weekends · 11 rated 4.5+
Data verified October 21, 2026
Ashenfelter Slous McDonough & Trevenen
“Jim Ashenfelter is smart, experienced, honest, no-nonsense pro who did nice job explaining process; avoiding potential issues & delivering on property close.”
Booth Bate Grieco & Briody: Grieco Gloria E
“She has a thorough knowledge of the law, decades of experience, and is an honest, sincere, and compassionate individual.”
Clark Guldin Attorneys at Law
“Even during our initial consultation, he provided thoughtful and well-structured guidance that made the situation much easier to navigate.”
Alan N. Walter, Counsel
The Blanco Law Firm
“Professional, quick to respond and thorough.”
The 15 firms shown for Montclair, NJ 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: Montclair, NJ
Of the 15 firms we list here, 6 are in Montclair itself and 9 come from towns including New York, NY (4, 17 mi), Clifton (1, 4 mi) and Passaic (1, 5 mi). 14 of the firms on this page have a rating, from 2.2 to 5.0 across 1,737 reviews; 9 have 50 or more reviews and 11 are rated 4.5 or higher. The topics that come up most in reviews of the firms on this page are "knowledge", "communication" and "efficient". 4 are open around the clock and 4 are open on weekends. The practice areas the firms on this page list most often on their websites are business law (2), business litigation (2), criminal defense (2) and real estate (2). 1 shows a license on its website and 5 have a BBB rating of A or A+. Domain records put 15 websites of the firms on this page at ten or more years old; the oldest dates from 1998. 4 offer urgent consultations; 1 offers payment plans; 6 offer a free initial consultation and 1 lists coupons or special offers. 1 has Spanish-speaking staff. 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 business law firms listed for Montclair take bookings online?
3 of the 15 firms publish an online booking link. For transactional work that slot is usually an intake call, not time with the lawyer who would run your deal. Put the nature of the matter and its stage in the booking notes so the call starts usefully.
Rosenblum Law
“Helped me out with an unfortunate and unfair speeding ticket.”
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Starr & Starr
“He was very straight forward, provided all the information we needed and walked us through every step of our case.”
Jeffrey B. Peltz
“Peltz, and his wonderful paralegal Jose Flores, not only got me divorced but made it happen in a timely manner.”
Neil Weinrib & Associates
“He and his team were always responsible and guided me through everything I needed.”
Kalish & Associates
“Jared was very helpful and easy to work with as a real estate attorney for closing on my first home.”
Lynch Law Firm
“If you're looking for a legal team that genuinely cares, communicates consistently, and delivers real results, I highly recommend Jacqueline Rosa and Anabel Santos from Lynch Law Firm.”
Pierce & Kwok
“These guys are great and have helped quite a few of my friends with their bar/restaurant law needs.”
Fusco & Macaluso Attorneys at Law
“Allie helped me navigate a brutal driving ticket and got it down tremendously!”
Law Offices of Patel & Cardenas
“Patel and his assistant were polite, professional, patient in listening to us and most importantly, demonstrated their years of experience and expertise in explaining the options available for our legal situation.”
Why these companies made our list
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