Kenneth Kossoff

Attorney Profile

Top Rated Estate Planning & Probate Attorney in Westlake Village, CA

Panitz & Kossoff, LLP
 | 5743 Corsa Ave, Suite 208
Westlake Village, CA 91362
Phone: 818-865-0766
Fax: 818-991-1754
Selected To Super Lawyers: 2009 - 2020
Licensed Since: 1983
Practice Areas:
  • Estate Planning & Probate (50%),
  • Estate & Trust Litigation (30%),
  • Elder Law (20%)
Attorney Profile

Attorney Kenneth Kossoff is a co-founder of Panitz & Kossoff, LLP, in Westlake Village, California. Mr. Kossoff focuses his practice on elder law and estate planning. He has experience with matters involving asset protection, estate tax planning, family business succession, life care planning, probate administration and trust administration. He serves clients including individuals, companies and taxpayers in Westlake Village, Agoura Hills, Thousand Oaks and throughout all of southern California.

Mr. Kossoff has more than 35 years of experience. Over the course of his time in practice, he has advised and assisted numerous individuals and families with their estate planning needs. He uses his acquired knowledge to educate others through lecturing to attorneys, accountants and financial advisors. He is the author of articles for publications including Los Angeles Lawyer magazine, California Lawyer magazine and the Journal of Asset Protection.

Before founding his firm, Mr. Kossoff practiced at private firms in Beverly Hills, Century City and Los Angeles. These roles allowed him to gain experience in various areas of law including antitrust law and gaming litigation, before deciding to devote his practice exclusively to estate planning, probate administration and trust administration.

Mr. Kossoff graduated with great distinction and high honors from the University of California, Berkeley. He earned his law degree from Duke University School of Law, also graduating with honors. He obtained his license to practice law in California in 1983, which made him eligible to practice in all California state courts. He also litigates federal tax cases throughout the United States.

Practice Areas
Lawyer Practice Area Pie Chart

Estate Planning & Probate (50%)

Estate & Trust Litigation (30%)

Elder Law (20%)


Selected to Super Lawyers for 12 yearsbottom-image

Super Lawyers: 2009 - 2020

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About Kenneth Kossoff

Admitted: 1983, California

Professional Webpage:

Special Licenses/Certifications:

  • Certified Specialist, Estate Planning, Probate & Trust Law, State Bar of California Board of Legal Specialization

Pro bono/Community Service:

  • Member of the Board of Directors and Former (2003) Chair, The Wellness Community Valley/Ventura, Inc., which provides free programs of support, education and hope to people with cancer and their families.

Scholarly Lectures/Writings:

  • Presenter, Everything You Need to Know About Trusts
  • Presenter, How to Plan To Avoid Failure
  • Presenter, Why Most Business Succession Plans Fail
  • Co-Instructor of course on "Everything You Need To Know About Trusts", CalCPA Education Foundation, 2010  
  • Presenter, Now That I am a Successor Trustee, What Do I Do? How to Avoid Planning Pitfalls When Planning for Clients with Pets
  • Published Member, Duke Law Journal
  • Wrote outline and was panelist of seminar entitled "'Boning Up' On Pet Trusts", The Rutter Group, 2010
  • State Bar of California Trusts & Estates Quarterly, "California's New Pet Trust Statute:  Maybe the Legislature Will Get It Right Eventually," Summer 2009; California Lawyer, "Boning Up on Pet Trusts," May 2009; Los Angeles Lawyer, "The New Pet Trust Statute Is Certain to Dog the Judiciary," February 2009.
  • Instructor, Reviewing and Repairing New Client's Estate Plan, Estate Planning, National Business Institute,, 2010

Educational Background:

  • University of California at Berkeley, Honors: Inductee, Phi Beta Kappa, With Great Distinction and High Honors, 1979

Industry Groups

  • Attorneys For Family Held Enterprises
  • Estate Planning Council Of Ventura County
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Office Location for Kenneth Kossoff

5743 Corsa Ave
Suite 208
Westlake Village, CA 91362

Phone: 818-865-0766

Fax: 818-991-1754

Kenneth Kossoff:

Last Updated: 8/6/2019

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