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Brian McMahon is one of California’s leading antitrust lawyers, with extensive experience in Sherman Act, Cartwright Act and Unfair Competition claims. In addition, Mr. McMahon handles a broad range of environmental contamination, remediation and regulation matters.

Mr. McMahon has developed an expertise in the oil, gas and geothermal industries and has taken on major oil interests, earning millions of dollars for his clients. He provided the United States Congress with expert testimony on crude oil pricing, federal regulations and crude oil royalties.

For detailed information, please review the attorney profile below.

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