Yu & Yu Law
“He addressed all of my questions in a timely manner and provided the peace of mind necessary to finalize the documentation.”
Best Business Attorneys in Fullerton, CA
15 firms listed · all 15 in Fullerton · 3 open weekends · 12 rated 4.5+
Data verified October 18, 2026
Bidari Civil Defense
“Even when the judge ruled that he could not be paid by the trust, he continued representation and waited for about two years to be paid for his work once the trust distribution was finally made.”
Von Esch Law Group
“Show great concern and caring for their clients.”
Thakur Law Firm
“From the consultation appointment to the end of our case Pamela Thakur and her entire staff treated us as if we were their only clients.”
Law Office of Joshua Y Lee
“He took the time to explain the agreement section by section to make sure I fully understood.”
Law Office Of Leigh Jacobs
“Leigh Jacobs was professional and took on a big company with deep pockets and kicked their but!!!!”
The 15 firms shown for Fullerton, CA 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: Fullerton, CA
All 15 firms we list here are in Fullerton itself. 13 of the firms on this page have a rating, from 3.9 to 5.0 across 150 reviews; 12 are rated 4.5 or higher. 3 are open on Saturdays and 1 on Sundays. The practice areas the firms on this page list most often on their websites are business law (2), estate planning (2) and family law (2). 1 has a BBB rating of A or A+. Domain records put 8 websites of the firms on this page at ten or more years old; the oldest dates from 2005. 5 offer a free initial consultation; 1 is family- or locally-owned and 1 lists coupons or special offers. 1 has Spanish-speaking staff. We have a website on file for 13 of the firms on this page; 13 publish a contact page; 10 list a public email and 1 takes bookings online. We count these figures across the firms on this page; hours and prices change, so confirm the details with the firm before you book a consultation.
Do business law firms listed for Fullerton offer a free first meeting?
A free first consultation is advertised by 5 of the 15 firms. In corporate work that meeting is about scope rather than advice: what you want to do, what documents exist, what an engagement would cover. Bring your ownership structure written down and the deadline you are working towards.
Law Office of Barbara J. Dibble
“In due course I was able to file with the court to receive Letters Testamentary which were crucial in authorizing me as official Executor to act on behalf of my Uncle's estate.”
Tyler Hunt
“Tyler took time out of his day to help me with a lease agreement.”
William Harvey Attorney at Law
Anthony Lagomarsino Law Office
William Mall Law
Von Esch & von Esch
“Von Esch help My family create our family trust that is very comprehensive and detailed.”
David Gonzalez Law Firm
“Help me out with family law case and explain everything very well.”
Jeffrey D Cavin
“He explains everything and his follow up is quick and through.”
Law Office of Mark L. O'Connor
Why these companies made our list
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