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Commercial Litigation Attorney in San Diego

Representing Business Owners in Commercial Disputes

At The McClellan Law Firm, our practice covers the full range of commercial claims and defenses, from risk of loss disputes in delivery of goods, to the proof of liability against a lender for unfair practices in loan transactions. For additional information about the scope of our commercial litigation practice, call (619) 215-1488 to schedule a free consultation with an experienced San Diego litigation lawyer.

Handling All Types of Commercial Litigation Claims

Our lawyers handle commercial claims, defenses, and counterclaims in situations such as the following:

  • Contract disputes
  • Commercial real estate litigation
  • Claims of fraudulent conveyance or transfer
  • Enforcement of rights in secured financing agreements
  • Problems concerning the commercially reasonable liquidation of collateral
  • Proceedings against third party guaranties and pledges
  • Questions concerning the sale of goods, including output contracts and requirements contracts
  • Interpretation and application of force major clauses and other nonperformance terms
  • Contract or fraud claims in sale of business disputes, including breach of nondisclosure agreements
  • Disputes involving commercial paper, promissory notes, or endorsements on checks or notes
  • Negligence claims against banks or other payors on forged paper
  • Other disputes arising under the Uniform Commercial Code (UCC)

In recent years, mandatory mediation or arbitration terms have been used increasingly in commercial contracts of all kinds. Our experience with alternative dispute resolution techniques of all kinds can help you make the most of opportunities to resolve your problem short of full-blown litigation.

To learn more about our ability to represent your interests effectively in any commercial dispute, contact a commercial litigation attorney at The McClellan Law Firm in San Diego by calling (619) 215-1488.

Your Experienced Legal Team

For over 30 years, The McClellan Law Firm has been dedicated to helping clients across California secure justice and protect their futures. Founded by renowned attorney Craig R. McClellan, the firm has earned a reputation for excellence and integrity in the legal field. With decades of experience and a commitment to achieving results, we pride ourselves on providing exceptional representation and unwavering support to every client we serve.

  • The Inner Circle
    Craig McClellan is a member of the Inner Circle of Advocates, an invitation-only group of the top 100 plaintiff trial lawyers in the United States.
  • Best Lawyers 2025
    Craig McClellan was voted Lawyer of the Year for Product Liability Litigation by Best Lawyers for 2025.
  • Best Law Firms 2025
    The firm earned a Tier 1 ranking in Personal Injury in the 2025 list of the Best Law Firms.
  • Top 10 Settlements - med mal
    Craig McClellan earned one of the top 10 medical malpractice settlements in California, securing a $9,000,000 settlement for a client.
  • Top 10 Settlements - Prem Liability
    Craig McClellan & Conor Hulburt earned one of the top 10 premises liability settlements in California, securing a $3,175,850 settlement for a client.
  • SuperLawyers Top 10
    Craig McClellan has been selected to the list of Super Lawyers every year since 2007, and earned the most votes of ANY lawyer for 2019 in San Diego.
  • AV Preeminent
    Craig McClellan was voted Lawyer of the Year for Product Liability Litigation by Best Lawyers for 2019.
  • America's Top 100
    Craig McClellan is listed as one of America’s Top 100 High Stakes Litigators in Business Litigation, Personal Injury, and Product Liability.
  • AVVO Top 10
    Attorney McClellan has a 10/10 “Superb” rating, the highest rating an attorney can receive from Avvo.
  • BBB
    The firm has an A+ rating from the Better Business Bureau, the highest possible rating offered by the organization.
  • Consumer Attorneys
    Attorney McClellan is a member of the Consumer Attorneys of San Diego, and previously served on its Board of Directors.
  • LA Times
    Attorney Craig McClellan was named as one of the “Best Attorneys” by the Los Angeles Times.
  • SD Metro
    Attorney Craig McClellan was named one of the “Best Lawyers” by San Diego Metro.
  • SD Magazine
    Attorney Craig McClellan was named one of the Top Lawyers in San Diego in Business Litigation by San Diego Magazine.
  • LawDragon
    Craig McClellan has been named among the Lawdragon 500 Leading Plaintiff Consumer Lawyers, which honors the nation’s top advocates.
  • “I swear they work 24/7! And most importantly, we knew that they truly cared about us and the outcome. They fought for our family and have given us the piece of mind that our son's healthcare will always be covered.”
    S.P.
  • “We will NEVER forget what you did for us Craig. We are FOREVER GRATEFUL.”
    K.V.
  • “We wouldn’t be here, in this moment of life without the kindness and professionalism of you all and how you went to bat for us! Eternally grateful!”
    A.K.

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