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A Southern California Specialty Law Firm

Diefer Law Group is a specialty law firm providing expert legal services in Employment Law, Family Law, and Worker’s Compensation Law to individuals, families, and businesses throughout Southern California. Our attorneys bring an intimate understanding of these often sensitive issues to each and every engagement. In turn, clients take comfort in our ability to provide personal attention, insightful advice, and assertive legal guidance in equal measures. It is a rare combination that has served Diefer Law Group—while reassuring thousands of thankful clients—since 2004.


  • The National Advocates Top 100 Lawyers
  • Top 40 Lawyers Under 40 - Labor & Employment
  • Avvo Top Contributor 2017
  • Association of Certified Family Law Specialists
  • Super Lawyers Abel H. Fernandez
  • Avvo Top Attorney Sexual Harassment
  • Super Lawyers Marcelo A. Dieguez

One unwavering commitment. Four convenient offices.

The world offers an ample supply of oversized law firms aspiring to be all things to all people. At Diefer, we remain tirelessly focused on what we do best: study each case carefully and then create a personalized strategy to meet each client’s individual needs. Our peers seem to have noticed. In fact, Diefer attorneys have recently won the Client’s Choice Award by Avvo, the Client Distinction Award by Martindale-Hubbell®, and were named as Top Attorneys by Orange Coast Magazine and a Rising Star by Super Lawyers® Magazine.

When you choose to hire Diefer Law Group, you can be confident that you will receive nothing less than the expert legal counsel and focused attention you deserve. That is our promise, our commitment. You may also appreciate our sincere desire to ensure the process is as painless and convenient as possible. Which is why there is a Diefer office in Irvine, Riverside, Los Angeles, and San Diego—something worth remembering the next time you are seeking a highly skilled and personable law firm to handle your important legal matters.

Client Testimonials

Read how we have helped our clients assert their rights, protect their jobs, and recover the compensation they deserved.
  • “Great Aggressive Attorney”

    Sexual Harassment Client

  • “Aggressive, Effective Attorney”

    Michael L.

  • “Helped Me Out When Nobody Believed in Me”


  • “Amazing Attorney”

    Employment Client

  • “Aggressive, Professional, and Answered Calls Promptly.”


  • “Fantastic Lawyer, Very Trustworthy”


  • “Excellent Attorney”

    Employment Client

  • “Wonderful, Dedicated Attorney”


  • “Excellent”

    Claudette Brewer

  • “Excellent Professional Lawyer”

    Employment Client

  • “Couldn't Be Happier With the Results”

    Family Client

  • “I Can Recommend Him Without Any Hesitation”


  • “Professional, Knowledgeable, Aggressive Attorney”

    Mike L.

  • “An Amazing Attorney”


  • “Very Responsive”

    Child Support Client