Adam Wieder heads Groveman Hiete’s civil litigation practice.  Adam’s practice focuses on litigation involving commercial, real estate, labor and employment, and environmental law. Over the years, Adam has successfully represented businesses, individuals, and public entities in state and federal court litigation and before administrative agencies. Adam has hands-on experience in all facets of trials and arbitrations dealing with varied and sophisticated legal issues, from case commencement to final judgment. He also has extensive experience in alternative dispute resolution, including mediations and negotiated settlements. Adam is able to craft and implement effective and creative strategies for resolving complicated and contentious legal disputes. A zealous and aggressive advocate, Adam focuses on optimizing results by finding the most direct route to achieve his clients’ objectives.

In addition to his wide-ranging litigation practice, clients also rely on Adam to act as general counsel and advise them in structuring transactions, navigating through bureaucratic and regulatory hurdles, and limiting potential liability in their businesses.  In that capacity, Adam regularly provides practical legal advice and efficient solutions to clients on a broad range of business issues, including compliance with various federal, state, and local government regulations.

Some of Adam’s recent accomplishments include the following:

  • Obtained a complete defense verdict and an award of fees and costs for a leading reseller of Microsoft ERP solutions who was sued for $2 million based on claims for fraud, misrepresentation, and breach of contract.
  • Prevailed in a bench trial on behalf of an employer against a former employee who appealed a Labor Commissioner’s decision on claims relating to alleged employment violations.
  • Obtained a complete defense verdict in a bench trial representing a residential landlord and his companies who were sued for over $1 million.
  • Prevailed in an arbitration on behalf of an international computer services provider, obtaining a judgment for the entire amount sought, as well as all attorneys’ fees and costs incurred by the client.
  • Second-chaired a bankruptcy court trial representing hundreds of investors in a foreign currency exchange Ponzi scheme who were sued by a bankruptcy trustee.
  • Reached several successful settlements on behalf of one of the nation’s largest school districts in federal court actions involving environmental contamination.
  • Achieved an outstanding settlement on behalf of an accounting firm in a professional liability action for its audit of a publicly traded company.
  • Successfully settled numerous cases on behalf of companies who received warnings or were sued under California Proposition 65.


  • Loyola Law School, J.D., 2005
  • UCLA, B.A. in Political Science and History, Magna Cum Laude, 2001


  • State Bar of California
  • United States District Court for the Northern, Eastern, Central and Southern Districts of California
  • United States Court of Appeals for the Ninth Circuit


  • Adam was named a Rising Star by Los Angeles Super Lawyers Magazine, 2015, an honor limited to no more than 2.5% of attorneys within California.
  • While in law school, Adam served as a judicial extern to the Honorable Arthur M. Greenwald, United States Bankruptcy Judge. He also worked as student mediator at the Loyola Law School Center for Conflict Resolution, where he gained valuable mediation experience.
  • In college, Adam was a member of Golden Key, International Honor Society, and Pi Sigma Alpha, a National Political Science Honor Society.
  • From 2011 to 2016, Adam was a youth soccer coach at West Valley Soccer League.


Adam is fluent in Spanish and Hebrew, having lived in Israel, Argentina, and Uruguay in his youth. During college, he studied Italian and Renaissance Art in Florence, Italy, and taught English to high school students in various cities across Taiwan.