Best Estate Planning Attorneys in Rancho Cucamonga, CA

16 firms listed · all 16 in Rancho Cucamonga · 1 open 24/7 · 4 open weekends · 14 rated 4.5+

Data verified October 31, 2026

Atlantis Law Firm

Atlantis Law Firm

5.0 50 reviews
“He is so professional and comfortable with himself, that he encourages you to just call him James.”
BBB A+Since 2004Family-ownedFinancing
10604 Trademark Pkwy N STE 300
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Law Offices of Fernando D. Vargas

Law Offices of Fernando D. Vargas

4.7 44 reviews
“I'm happy I was able to choose /work with them and I would highly recommend this law office to family / friends that have any problems in the long run Fernando is nothing but honest with you .”
Free consultationBBB A+Open 24 hoursSince 1991
8647 Haven Ave STE 200
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Book onlineBook
Law Office of Terrence Fantauzzi

Law Office of Terrence Fantauzzi

5.0 48 reviews
“Mr Fantauzzi is amazing and explained in detail all the procedures and calculations needed to file.”
Free consultationSince 2011
8659 Red Oak St
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Law Office of Priscilla Solario

Law Office of Priscilla Solario

4.9 28 reviews
“I felt like they helped me from the first day I contacted the office.”
Se habla españolSince 2008BBB accredited
9431 Haven Ave
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Law Offices of Douglas Borthwick

Law Offices of Douglas Borthwick

4.9 48 reviews
“I am blessed and thankful to have found him, and representing me in my case !!!”
California Bar since 199520+ years
10300 Fourth St Suite 150
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Ronald Hilton Martin III

Ronald Hilton Martin III

5.0 47 reviews
“Martin is such a professional and so helpful, he was able to come to my home since my mother is bed bound and help us.”
Free consultationVirtual consultationsServes San Bernardino County, Riverside County +2Since 2017
6120 Rainbow Falls Ct
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The 16 firms listed for Rancho Cucamonga, CA write wills, trusts and powers of attorney for clients. What each says about its planning packages and meeting options comes from its own website; ratings and quotes come from public reviews.

Area overview: Rancho Cucamonga, CA

All 16 firms we list here are in Rancho Cucamonga itself. The firms on this page are rated from 4.1 to 5.0 across 1,294 reviews; 7 have 50 or more reviews and 14 are rated 4.5 or higher. When clients rate these firms on specific qualities, they most often praise professionalism (98%), responsiveness (88%) and quality (86%). The topics that come up most in reviews of the firms on this page are "trust", "patient" and "understanding". 1 is open around the clock; 4 are open on Saturdays and 3 on Sundays. The practice areas the firms on this page list most often on their websites are estate planning (3), personal injury (3), child support (2), family law (2) and living trust (2). 3 have 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 1998. 1 offers urgent consultations; 1 offers payment plans; 7 offer a free initial consultation and 1 is family- or locally-owned. 2 have Spanish-speaking staff. 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.

Can I book a will appointment online with firms listed for Rancho Cucamonga?

Appointment requests go through the website at 2 of the 16 firms. A firm without that option works by phone or email. Online booking usually reserves a slot rather than confirming one, so expect a call back to check what the meeting is about.

Nguyen Law Group

Nguyen Law Group

5.0 50 reviews
“They were always available to answer any questions or concerns I had.”
Since 2020
9411 Haven Ave Suite 201
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Heather Lynn Law

Heather Lynn Law

5.0 30 reviews
“They completed our trust in a timely manner and guided us through the process.”
California license #309982Serves San Bernardino County, Riverside CountyFree consultationSince 2017
8333 Foothill Blvd
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Chung & Ignacio

Chung & Ignacio

4.7 47 reviews
“They were communitive through the entire process, explained everything and went through different scenarios to work out the best outcome for us.”
Since 2015
8577 Haven Ave STE 306
i
Book onlineBook
All American Law

All American Law

4.4 32 reviews
“Katrina has worked on my case for most of the process and I am so happy with everything she has accomplished and helped me with.”
Free consultationSince 2015
10630 Town Center Dr #102
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Christina Ferrante Attorney At Law

Christina Ferrante Attorney At Law

4.1 14 reviews
“Best attorney I've ever had , she made sure everything was going to be alright I was desperate to get an attorney as soon as possible and she made me feel very comfortable.”
BBB A+Since 2002
10700 Civic Center Dr #200
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Law Office of Thien T. Nguyen

Law Office of Thien T. Nguyen

5.0 8 reviews
“She is very knowledgeable and we have peace of mind knowing our family is taken cared of.”
Since 2023
11175 Azusa Ct Suite 110
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Metropolis Law Group

Metropolis Law Group

5.0 6 reviews
“They agreed to take my case given the mess It had already was, and truly put their best foot forward.”
Free consultationNo fee unless you winServes Upland, Rancho Cucamonga +2Since 2021Se habla español
10565 Civic Center Dr #120
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Law Office of Aletha J. Smith

Law Office of Aletha J. Smith

5.0 13 reviews
“She listens and works diligently to get matters resolved quickly as she can.”
Free consultationSince 2019
9431 Haven Ave Suite 218
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Banks Garcia & Janis

Banks Garcia & Janis

5.0 2 reviews
Since 1998
10788 Civic Center Dr #150
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Law Offices of Sheela A. Stark

Law Offices of Sheela A. Stark

5.0 1 review
“Attorney Sheila Stark is the one who help me about my son's conservatorship.”
Since 2013
9431 Haven Ave #232
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HomeEstate Planning LawyersCaliforniaRancho Cucamonga, CA

Why these companies made our list

What clients say about firms in Rancho Cucamonga

  • “If you are seeking a knowledgeable and approachable lawyer who will guide you every step of the way, Thien is the one to go to.” — client of Law Office of Thien T. Nguyen
  • “Everyone I communicated with was very friendly and I will certainly use their firm again if the need arises.” — client of Metropolis Law Group
  • “I will be eternally grateful for their hard work, I have recommended All American Law and will continue to do so to anyone who asks.” — client of All American Law
  • “Aletha was great. She answered all our questions and really helped us out putting our living trust together.” — client of Law Office of Aletha J. Smith

Excerpts from public reviews of the firms listed on this page.

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