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Marshall W. Waller

Certified Family Law Specialist, Shareholder
  • Profile
  • Credentials
  • Associations

Board Certified Family Law Specialist

Marshall William Waller is certified as a Family Law Specialist through the Board of Legal Specialization of the State Bar of California. He is a member of the Association of Certified Family Law Specialists and the Association of Family and Conciliation Courts.

A Certified Family Law Specialist must pass an extensive written examination, be approved by a peer-review process, and show proficiency in this area by demonstrating experience handling a sufficient number of family law cases with varying degrees of complexity.

Mr. Waller is a Fellow of the American Academy of Matrimonial Lawyers, Southern California chapter. He is also a Fellow of the International Academy of Family Lawyers. Members of these organizations are recognized leaders in the field of matrimonial law. Mr. Waller is also a Life Fellow of the American Bar Foundation, a global legal honorary society limited to one percent of layers licensed in the United States. Selection as a Fellow is recognition of a lawyer whose career has demonstrated outstanding dedication to the highest principles of the legal profession and to the welfare of society.

When you’re going through a divorce, fighting for custody of your child, seeking alimony, or are going through some other family legal issue–you need an experienced attorney that will fight for you. Marshall Waller is an attorney with decades of experience in family law.

Awards & Accolades

Marshall Waller has also been awarded a top AV rating* from Martindale Hubbell, the premier attorney rating system in the nation. Super Lawyers magazine has selected him as a Super Lawyer for several years, where he is ranked among the top 100 lawyers in Southern California for 2021 and 2022 based on independent research, peer recognition, and professional achievement.

Marshall Waller can practice before all the courts in the State of California, the United States Federal Court, the Court of Appeals, the United States Tax Court, and Court of Claims. He is a director and shareholder of Feinberg & Waller, APC.

Speaking Engagements

Mr. Waller has gained a reputation as a dynamic and entertaining speaker. He has spoken nationally and locally to trade, civic, and private organizations. He has been a guest speaker for Continuing Education of the Bar (CEB) - Regents of the University of California on a variety of family law topics. He has been a legal commentator for local television news stations and has been featured on the Dr. Phil Show where Dr. Phil McGraw said that Marshall Waller was the "best of the best."


Mr. Waller also has a number of publications. He taught family law as a professor of law and has written a university-level textbook in the area of California Family Law, published by Wolters Kluwer.

He has also written a family law book, Essentials of California Family Law, a study guide for attorney applicants studying to become certified family law specialists.

Practice Areas

He practices in all areas of family law, including a focus on complex custody and marital property issues, alimony, and high-conflict matters. He is experienced in Hague Convention cases, interstate and intrastate jurisdictional disputes, and child abduction and relocation cases.

Education & Experience

Marshall Waller graduated with highest honors from California Polytechnic State University at San Luis Obispo (Cal Poly) with a B.A. in political science. While at Cal Poly, he was selected for membership in the prestigious Phi Kappa Phi, the oldest and largest collegiate honor society dedicated to the recognition and promotion of academic excellence in all fields of higher education.

Marshall Waller earned his Juris Doctorate from Loyola Law School of Los Angeles. While at Loyola Law School, he received recognition for his placement in class standing and was also the recipient of the American Jurisprudence award for excellence in corporations.

After graduating from Loyola Law School, he continued his education at the University of Southern California (USC) and the University of San Diego, where he received a diploma in the field of taxation.

Memberships & Community Involvement

Marshall Waller is an appointed member of the Executive Committee of the Los Angeles County Bar Association, Family Law Section. He is an active member of the San Fernando Valley Bar Association, as well as the Los Angeles County and Beverly Hills Bar Associations.

In addition to his busy law practice and teaching schedule, Mr. Waller is actively involved in his community. He participates in numerous volunteer organizations, including serving as the mock trial coach for Oaks Christian High School through the Constitutional Rights Foundation. He has served on the Board of Directors of the Pacific Lodge Youth Services, a residential rehabilitation facility for juvenile offenders (now run by Optimist Youth Homes & Family Services).


  • University of San Diego School of Law, Diploma in Taxation College
  • Loyola Law School of Los Angeles, J.D., Juris Doctorate College
  • California Polytechnic State University, San Luis Obispo, B.A. – Political Science College
  • State Bar of California
  • State Bar of California Board of Legal Specialization, Family Law Section
  • U.S. District Court Central District of California
  • U.S. District Court Eastern District of California
  • U.S. District Court Southern District of California
  • U.S. District Court Northern District of California
  • U.S. Court of Appeals for the Ninth Circuit
  • U.S. Tax Court
  • Fellow, American Academy of Matrimonial Lawyers (AAML), Southern California Chapter
  • Fellow, International Academy of Family Lawyers (IAFL)
  • Member, Association of Family and Conciliation Courts (AFCC)
  • Member, State Bar of California
  • Member, California Lawyers Association (CLA), Family Law Section
  • Member, Los Angeles County Bar Association (LACBA), Family Law Section - Executive Committee
  • Member, San Fernando Valley Bar Association (SFVBA), Family Law Section
  • Member, Ventura County Bar Association (VCBA)
  • Member, ProVisor’s
  • Member, Phi Alpha Delta
  • Member, Phi Kappa Phi
  • Member, Association of Certified Family Law Specialists (ACFLS)
  • Member, American Bar Association (ABA), Family Law Section
  • American Academy of Matrimonial Lawyers
    American Academy of Matrimonial Lawyers
  • Top Attorneys 2021
    Top Attorneys 2021
  • State Bar of California
    State Bar of California
  • AV Preeminent
    AV Preeminent
  • ABA
  • BHBA
  • CLA
  • AVVO
  • AFFC
  • Super Lawyers
    Super Lawyers
  • VCBA

Awards & Accolades

  • American Academy of Matrimonial Lawyers
  • Top Attorneys 2021
  • State Bar of California
  • AV Preeminent
  • ABA
  • BHBA
  • CLA
  • AVVO
  • AFFC
  • Super Lawyers
  • VCBA

What Makes Feinberg & Waller, APC Different? 

Committed to Each & Every Case
  • Certified Family Law Specialists

    We have three certified family law specialists on our team. A certified family law specialist must pass a rigorous exam, fulfill mandated ongoing educational requirements, been favorably evaluated by peer review, and show at least a five-year focus and proficiency in family law.

  • Team Approach

    At Feinberg & Waller, APC all the attorneys attend monthly team performance strategic planning sessions to execute and deploy tactical case management objectives. Clients receive added value as they are never charged for more than two of the attorneys during these meetings, yet the partners and associates together brainstorm on each matter within the firm.

  • Role of the General Counsel

    The office of Feinberg & Waller, APC has a general counsel whose role is to focus on law firm management, corporate governance, and business policy. The litigation attorneys are then able to focus on your matter rather than having to concentrate on running the business aspect of a law firm.

    Read More About The Role of General Counsel 

  • Outstanding National and International Reputation

    Firm shareholder, Marshall Waller is a Fellow of the American Academy of Matrimonial Lawyers. He is also a Fellow of the International Academy of Family Lawyers. Fellows are recognized as having advanced skills in family law and are recognized leaders in the field.

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