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Welcome to The Law Offices of M. Brian McMahon

For your complex legal needs, you need an experienced lawyer on your side, dedicated to protecting your personal and professional interests. At The Law Offices of M. Brian McMahon, we specialize in complex civil litigation. We focus on the unique and complex needs of our clients, offering extensive litigation experience and unrivaled personal attention to our clients.

Our Mission

At The Law Offices of M. Brian McMahon, our mission is to achieve positive outcomes for our clients in a cost-effective manner. Without the inflated overhead of large law firms, we are able to keep the cost of legal services manageable for our clients while delivering uncompromised results. We give our clients the peace of mind that comes with over 30 years of experience in complex civil litigation.

Practice Areas

At The Law Offices of M. Brian McMahon, we handle a broad range of complex civil litigation matters for our clients involving:

Our Experience

Our Firm has extensive experience in complex litigation with a long record of success, having recovered millions of dollars against Fortune 500 companies and successfully defending our clients against claims for millions of dollars. Brian McMahon has testified as an expert before the United States Senate and House of Representatives as well as the Department of Interior, testifying numerous times on crude oil pricing, federal regulations and crude oil royalties.

Attention: Royalty Owners in the Richfield East Dome Unit ("REDU") in Orange County, CA

Please contact us if you are a royalty owner in the Richfield East Dome Unit ("REDU") in Orange County, CA and you have not received royalty payments due to you. Confidentiality will be maintained.

Contact us today to schedule an initial free consultation with an experienced litigator. Our office hours are 9:00 a.m. to 6:00 p.m. Monday through Friday.

333 S. Hope Street, Suite 4000 | Los Angeles, California 90071
Phone: 213-628-9800 | Fax: 213-628-9801 | E-mail Us | Map & Directions