James Wang LAW
- Patience
- Profession
- Insurance Company
24 firms listed · 5 in Diamond Bar · 15 open 24/7 · 15 open weekends · 23 rated 4.5+
Data verified October 16, 2026
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.

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.
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.