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David M. Gillen focuses his practice on civil litigation matters, including real estate, professional liability, employment, public entity liability, finance and securities, intellectual property, class actions, corporate governance, business practices, insurance, trusts, trademark and trade secret matters, and community association litigation.

With more than 30 years of experience, David has handled trial and appellate matters in state and federal courts. He serves as a litigator, mediator, arbitrator, and consultant, guiding clients through complex disputes and alternative dispute resolution proceedings.