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We have one technician in Diamond Bar on file, and it is on this list, along with 23 from towns including Covina (4, 7 mi), Pomona (3, 5 mi) and Fullerton (2, 10 mi).
10 open weekends · 23 rated 4.5+ · 2 show a license
Data verified October 16, 2026
Listed for drivers in and around Diamond Bar, CA, these 24 shops handle collision and accident repair. What each one says about insurer programs, certifications and rentals comes from its own website; ratings and quotes come from public reviews.
The 24 technicians on this page are rated from 4.4 to 5.0 across 2,804 reviews; 20 have 50 or more reviews and 23 are rated 4.5 or higher. When customers rate these technicians on specific qualities, they most often praise professionalism (94%), quality (87%) and value (77%). The topics that come up most in reviews of the technicians on this page are "estimates", "communication" and "fair". 10 are open on Saturdays. 2 show a license on their websites; 1 lists staff certifications (ASE) and 14 have a BBB rating of A or A+. 22 have ten or more years of experience, the longest 56 years. 2 offer financing; 13 give free estimates; 10 are family- or locally-owned and 5 list coupons or special offers. 1 has Spanish-speaking staff. We have a website on file for 22 of the technicians on this page; 16 publish a contact page; 17 list a public email and 6 take bookings online. We count these figures across the technicians on this page; distances are straight-line, and hours and prices change, so confirm the details with the technician before you visit.
2 of the 24 shops mention financing on their websites. On a claim that usually goes toward the deductible rather than the whole repair. Read the terms the same way you would any credit agreement, and ask whether the shop or a third party holds it.
- “Active Collision and their team on the other hand has delivered great customer service, professionalism,and excellent work on both of my cars I have taken in for repairs.” — customer of Active Collision
- “I would like to start off by saying thank you best collision services for making my car look brand new again.” — customer of Best Collision Services Inc.
- “Really happy with Precision Collision and all the great people who work here.” — customer of Precision Collision Auto Body Repair
Excerpts from public reviews of the technicians listed on this page.
