Our Profile

Parker & Irwin, founded in 1964, is a California Workers’ Compensation Defense firm with offices located in San Bernardino, San Diego, Santa Ana, Los Angeles, Oakland, Sacramento and Bakersfield, serving all California Workers' Compensation Appeals Boards. Celebrating over 50 years, we have been a leader among Workers’ Compensation Defense firms and take pride in our ability to compete with firms of all sizes. 

Areas of Practice

Parker & Irwin is committed to providing the highest degree of legal representation to institutional, self-insured and third party administrators. Our attorneys have substantial trial experience and are skilled negotiators. All matters are evaluated promptly to allow our clients to make informed decisions in the defense of:


  • Workers’ Compensation Claims

  • Subrogation

  • Litigation

  • Serious & Willful Misconduct

  • Labor Code 132a

  • Appellate Work

  • Civil Liability

Our attorney's are active in the world of workers' compensation in California.  We are invited to speak at forum events, as well as on-site client seminars.  Please browse our portfolio of our past seminars, and we invite you to contact us to arrange a client seminar with you.  Or, please visit our Events page, and register for a seminar at a forum near you.

The Law Offices of Parker & Irwin, a professional corporation, would like to congratulate John F. Parker and Robert L. Dally on their lifetime accomplishments. Both were honored and inducted into the Inland Empire Hall of Fame on May 1, 2014.

SUBSCRIBE to receive NEWSLETTER and EMAIL updates:

Updates regarding Workers' Compensation Law and your industry sent directly to your email account.  



We have offices across California serving all California WCAB locations:

348 West Hospitality Lane, Suite 202

San Bernardino, California 92408

Telephone: (909) 890-1800

Fax: (909) 890-1801

San Diego

5030 Camino de la Siesta, Suite 104

San Diego, California 92108

Telephone: (619) 283-7011

Fax: (619) 283-7684


Santa Ana

400 North Tustin Avenue, Suite 150

Santa Ana, California 92705

Telephone: (714) 541-6611

Fax: (714) 541-6703


Los Angeles

633 West 5th Street, Suite 2600

Los Angeles, CA 90071-2053

Telephone: (800) 743-4425

Fax: (909) 890-1801


505 14th Street, Suite 900

Oakland, CA 94612

Telephone: (800) 743-4425

Fax: (909) 890-1801


180 Promenade Circle, Suite 300

Sacramento, CA 95834

Telephone: (800) 743-4425

Fax: (909) 890-1801


4900 California Avenue

Tower B, 2nd Floor

Bakersfield, CA 93309

Telephone: (800) 743-4425

Fax: (909) 890-1801


A 2.9% surcharge will be

deducted from your payment.  

© 1964 - 2020 by the Law Offices of Parker & Irwin, a Professional Corporation, Established in 1964 - All Rights Reserved.

This web site is designed for general information only. The information presented at this site should not be construed to be formal legal advice nor the formation of a lawyer/client relationship. Persons accessing this site are encouraged to seek independent counsel for advice regarding their individual legal issues.