Best Personal Injury Lawyers in Diamond Bar, CA

24 firms listed · 5 in Diamond Bar · 15 open 24/7 · 15 open weekends · 23 rated 4.5+

Data verified October 16, 2026

James Wang LAW

James Wang LAW

(50)
  • Patience
  • Profession
  • Insurance Company
“Very helpful accident attorney,My attorney keeps me updated with everything that's going on,Which has made me feel very comfortable,Thank you James Wong attorneys.”
In Business Since 2009
20657 Golden Springs Dr UNIT 201, Diamond Bar, CA
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Kenner Law Group, PLC

Kenner Law Group, PLC

(34)
  • Results
  • Estate Planning
  • Phone Calls
“I would definitely go back to Jason Yang for any future legal services and appreciated his commitment to providing an excellent experience to his clients!”
Free Initial Consultation
In Business Since 2011
20955 Pathfinder Rd #100, Diamond Bar, CA
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Alex Ramirez

Alex Ramirez

(38)
  • Contract
  • Company
  • Call
“Helped me understand the whole process didn't leave me in the dark , and for that I really appreciate it, Now I know who to call if I end up in need of a lawyer again .”
In Business Since 2017
1370 Valley Vista Dr #200, Diamond Bar, CA
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The Pollard Firm

The Pollard Firm

(23)
  • Stress
  • Case
  • Family Law
“His staff was very professional and provided great customer care, which for me, is the number one quality I look for, when deciding to work with a company.”
Se Habla Español
Free Initial Consultation
In Business Since 2019
556 N Diamond Bar Blvd #300, Diamond Bar, CA 91765
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JV LAW Offices

JV LAW Offices

(2)
“We talked briefly on the phone & set up a meeting to formally discuss the situation.”
In Business Since 2017
1930 S Brea Canyon Rd #120, Diamond Bar, CA
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JSM Personal Injury Law Firm

JSM Personal Injury Law Firm

(48)
  • Transparency
  • Needs
  • Compensation
“Jamal is very efficient and professional, always looking out for his clients, he's ready and available at the drop of a hat to help as soon he possibly can.”
Free Initial Consultation
Coupons & Offers
Emergency Services
In Business Since 2021
5101 E La Palma Ave Suite 202, Anaheim, CA
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The 24 firms on this page are the personal injury practices listed for Diamond Bar, CA. What each states about its injury work, consultations and fee arrangements comes from its own website; ratings and quotes come from public reviews.

Area overview: Diamond Bar, CA

Of the 24 firms we list here, 5 are in Diamond Bar itself and 19 come from towns including Ontario (4, 12 mi), Rancho Cucamonga (4, 17 mi) and Upland (2, 12 mi). The firms on this page are rated from 4.3 to 5.0 across 3,249 reviews; 18 have 50 or more reviews and 23 are rated 4.5 or higher. When clients rate these firms on specific qualities, they most often praise professionalism (97%), responsiveness (80%) and quality (76%). The topics that come up most in reviews of the firms on this page are "communication", "patient" and "expertise". 15 are open around the clock and 15 are open on weekends. The practice areas the firms on this page list most often on their websites are car accidents (6), wrongful death (6), motorcycle accidents (5), pedestrian accidents (4) and personal injury (4). 7 have a BBB rating of A or A+. 13 have ten or more years of experience, the longest 35 years. 15 offer urgent consultations; 15 offer a free initial consultation and 2 list coupons or special offers. 3 have 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 the injury firms listed for Diamond Bar publish websites?

All 24 firms on this page link to a website. That is where you can see which injuries the practice takes on, who the attorneys are, and whether the fee arrangement is described anywhere. What a firm leaves off its own site is worth raising on the first call.

Montgomery Steele Law

Montgomery Steele Law

(49)
  • Felt
  • Stress
  • Pain
“However, through our the whole process the Montgomery Steele team has been with us every step of the way, and we finally reached a settlement we were comfortable with.”
Free Initial Consultation
Emergency Services
BBB Rating: A+
In Business Since 2019
2151 E Convention Center Way Ste 231, Ontario, CA
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Burga Law Firm

Burga Law Firm

(18)
  • Greencard
“My husband I were involved in a hit and run and art was able to get us max payment from our insurance as well as sending us to amazing medical specialists!”
Coupons & Offers
BBB Rating: A+
In Business Since 2011
Serving Diamond Bar Area
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Bridgewater Law Group

Bridgewater Law Group

(47)
  • Legal Representation
  • Understanding
  • Expertise
“Throughout the entire process, they provided consistent updates, timely responses, and expert guidance, instilling in me a sense of confidence and assurance that I was in capable hands.”
Free Initial Consultation
Transparent Fees & Pricing
Emergency Services
In Business Since 2018
Serving Diamond Bar Area
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Law Offices of Fernando D. Vargas

Law Offices of Fernando D. Vargas

(44)
  • Negotiate
  • Happy
  • Work
“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 Initial Consultation
Emergency Services
BBB Rating: A+
In Business Since 1991
8647 Haven Ave STE 200, Rancho Cucamonga, CA
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Newman & Allen

Newman & Allen

(50)
  • Payment
  • Call
  • Legal Advice
“They really get in touch with their customers and assure not only the client but the family as well maintaining an impeccable organization with each case.”
Emergency Services
BBB Rating: A+
In Business Since 2017
10737 Laurel St Suite 100, Rancho Cucamonga, CA
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Law Offices of Cleveland & Metz

Law Offices of Cleveland & Metz

(49)
  • Check
  • Paralegal
  • Work Injury
“I called Cleveland and Metz and spoke to Jackie (she was very caring and professional) she put me on hold and in seconds Charles was on the line and greeting me like a dear old friend.”
Emergency Services
BBB Accredited
In Business Since 2000
9330 Base Line Rd #100, Rancho Cucamonga, CA
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Hanning & Sacchetto

Hanning & Sacchetto

(47)
  • Efficiency
  • Job
  • Insurance
“Thank you Hanning and Sacchetto and attorney Lina, for your professional, kind and responsive service provided throughout the process of settling our personal injury case.”
Free Initial Consultation
Transparent Fees & Pricing
Emergency Services
In Business Since 2013
7217 Painter Ave, Whittier, CA
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Kareem Law APC

Kareem Law APC

(47)
  • Employer
  • Feel
  • Skeptical
“Earlier this year I was involved in a breakdown of my marriage and I needed help to deal with domestic violence allegations that my ex-wife made against me that were not true.”
Free Initial Consultation
Emergency Services
In Business Since 2014
1026 W Foothill Blvd Suite 101, Upland, CA
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Banderas LAW

Banderas LAW

(47)
  • Insurance
  • Office
  • Licentiate
“And our retrospective decision to hire Banderas was a very good one, reinforced not only by our favorable outcome but by the nearly two hundred stellar 5-star reviews the Banderas team have earned since our case began!”
Free Initial Consultation
Emergency Services
In Business Since 2022
3401 N Centre Lake Dr #470, Ontario, CA
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Patzkowski Law Corporation

Patzkowski Law Corporation

(50)
  • Physical Therapy
  • Vehicle
  • Medical Care
“From the moment I was introduced to Blaise days after the accident, to over a year later when the case resolved, Blaise was a reassuring voice who went above and beyond to fight for me, and be helpful and informative throughout each step of the proce...”
Emergency Services
In Business Since 2021
2942 Century Pl Ste 900, Costa Mesa, CA
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The Injury Firm

The Injury Firm

(50)
  • Expertise
  • Results
  • Car
“My insurance company basically deserted me, I was the only one injured, I was the only one left without a vehicle, and I was the only onewho is still receiving treatment.”
Free Initial Consultation
Emergency Services
In Business Since 2023
22875 Savi Ranch Pkwy c, Yorba Linda, CA
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Chen Law Group

Chen Law Group

(49)
  • Information
  • Insurance
  • Treatment
“Chen and his staff were professional and competent winning me the maximum amount for my settlement after a near-fatal car accident where the other party was at fault.”
Free Initial Consultation
Emergency Services
In Business Since 2019
13215 Penn St Suite 680, Whittier, CA
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Jimmie Kang Esq., Accident Attorney 강원석 교통사고 전문 변호사

Jimmie Kang Esq., Accident Attorney 강원석 교통사고 전문 변호사

(48)
  • Happy
  • Result
  • Insurance Company
“Any time that an update was received, they immediately reached out to let me know so that we're all on the same page and let me know what the next steps are.”
Free Initial Consultation
Emergency Services
In Business Since 2015
627 N Main St, Orange, CA
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Law Offices Of Tanya L Willis

Law Offices Of Tanya L Willis

(48)
  • Conversation
  • Questions
  • Expertise
“Dealing with trusts and other things of such high significance it is no doubt you want to work with the right kind of professionals who know what they are doing...”
Free Initial Consultation
BBB Rating: A+
In Business Since 2013
545 N Mountain Ave #111, Upland, CA
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Lem Garcia Law

Lem Garcia Law

(48)
  • Trust
  • Treatment
  • Total Loss
“The case manager explained to me the whole process and I was given a General Bodily Injury Case Overview chart which explains the process and makes it easy for me to understand the whole process.”
Free Initial Consultation
Emergency Services
In Business Since 2014
1720 W Cameron Ave #210, West Covina, CA
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Centro Legal De Accidentes

Centro Legal De Accidentes

(50)
  • Team
  • Cart
  • Communication
“This place is the best its helped me so much i am speechless i trust this place with my life i thought i was hopeless until i found out about this place.”
Emergency Services
In Business Since 2013
223 N Laurel Ave, Ontario, CA
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Napolin Accident Injury Lawyer

Napolin Accident Injury Lawyer

(48)
  • Insurance
  • Team
  • Job
“The fact that he knew how to listen first about my case without interruption and a pen and paper for writing notes let me know that he was taking my case seriously .”
Se Habla Español
Free Initial Consultation
In Business Since 2014
430 N Vineyard Ave #125, Ontario, CA
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California Lawyers Group

California Lawyers Group

(49)
  • Car
  • Questions
  • Service
“Luckily I was referred to Maricela from California Lawyers Group & she was there to help every step of the way from constant updates & open communication whenever you had any questions.”
BBB Rating: A
In Business Since 2001
440 E La Habra Blvd, La Habra, CA
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HomePersonal Injury AttorneysCaliforniaDiamond Bar, CA

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