MARTIN B. GREENBAUM attended UCLA where he received both his B.A. undergraduate and J.D. law degrees. He acquired intensive trial experience while serving for four and 1/2 years as Deputy District Attorney with the Los Angeles District Attorney's Office. Since then, he has been engaged in civil collection, enforcement of judgments and construction cases. Mr. Greenbaum is a senior attorney with the law firm of Greenbaum Law Group and limits his practice to collection and loss recovery. 

Mr. Greenbaum is rated "AV" by Martindale-Hubbell Law Directory, the highest rating given by the most prestigious attorney rating directory in the United States. He has served as an instructor and presenter for seventeen California Continuing Education of the Bar (CEB) programs on Enforcement of Judgments and Post-trial practice. 

He has served as a University of California Extension Instructor for legal assistance courses concerning Obtaining and Enforcing Money Judgments and Mechanics Liens, at Irvine, Los Angeles, Riverside, San Diego and Santa Barbara campuses. He has been a co-chairperson of the Orange County Bar Association Creditors' Rights Section. Mr. Greenbaum has lectured widely to trade and business groups on the topic of credit collection and construction collection. He provides expert witness services on collection and collectability issues.