Randy is a Co-Managing Partner of ECJ and a Partner in the Litigation Department.

For more than 30 years, he has tried and resolved “bet the company” business disputes in both state and federal court. His clients value his consistently customized, high-quality legal services with his signature enthusiasm, creativity and passion.

He was also trained as a mediator at the Straus Institute of the Pepperdine School of Law and now devotes a substantial portion of his time to mediating business and employment disputes. 

His long-term clients are in various industries, including:

  • Technology
Health care
Real estate
Food and beverages
Biotechnology industries
Financial services

Randy has built his reputation by developing innovative strategies that recognize the relationship between the immediate legal and the long-term goals of the business. By working collaboratively with his clients, he is able to solve problems creatively and minimize the impact of litigation. Whether it be litigating a multi-state class action matter involving more than $100 million dollars, mediating a dispute, or strategizing business expansion, Randy brings his creativity and tenacity to each matter and consistently delivers exceptional results.

Understanding Randy’s skills and sound judgment, many of his clients have asked him to join their management teams in the role of outside general counsel. In this capacity, he further influences the business by bringing his experience, ingenuity, and problem solving expertise to the management team. Through this process, he works with his clients and other legal professionals to develop strategies that move their organizations forward.

In addition, to being the co-managing partner of ECJ, Randy is a member of ECJ's Executive Committee. Randy also currently serves on the Executive Committee of Geneva Group International (GGI), an international group of attorneys and consultants. Through his participation in GGI, Randy has been representing domestic and international businesses in both litigation and transactional matters throughout the United States. He also has represented various Asian-American individuals and entities who are doing business in Los Angeles’ Koreatown and the San Gabriel Valley.

Randy is a frequently requested public speaker and has been selected to present at many GGI seminars: Asia Pacific Regional; European Regional; and Best Practices Conferences. These seminars topics include: “Effective Dispute Resolution in the United States;” “Creating and Sustaining an Environment that Stimulates Business Development Activities;” and “If it is Not Broken, Fix it.”

Representative Matters

Represented group of investors in Koreatown who were defrauded by developer regarding low income housing development. Of the 60 groups of investors who are defrauded by this scheme, our group was the only one who obtained a judgment and recovered damages from the fraudulent developer.

Represented company that delivers acute dialysis services to various hospitals throughout Southern California, who is sued for wage and hour violations in a class action lawsuit. After extensive discovery, our client was able to negotiate a settlement agreement which was a fraction of the claim alleged.

Represented real estate sales person who sued for $13 million, based on allegations of fraud, statutory violations and breaches of fiduciary duties. After extensive discovery and motions, we prevailed on a Summary Judgment motion, and the entire action was dismissed.

Represented band member, in well-known Southern California rock band, in action involving the dissolution of the band. We filed claims to enforce his publishing rights as well as his rights to control all social media involving the band in the future.

After extensive discovery and mediation, the case was resolved and our client receives all publishing income and controls all rights regarding the band in the future. After working with the developer in Koreatown to develop a shopping center project, we were required to file a lawsuit to compel the landowner to execute 99-year ground lease. After extensive negotiations, the ground the lease was then consummated on the terms originally agreed to. Represented a physician who was defrauded in the sale of a management services organization and IPAA. After extensive negotiations we were able to obtain a multi-million dollar settlement for a client.

Honors & Affiliations

Honors & Recognitions

Best Lawyers in America, 2024

Southern California Super Lawyers, 2023

Top Litigator, Los Angeles Business Journal, 2022

Top 100 Lawyer, Los Angeles Business Journal, 2022

Southern California Super Lawyers, 2022 

Legal ‘Visionary’, L.A. Times, Business of Law, 2021-2022

Leaders of Influence: Litigators & Trial Lawyers, Los Angeles Business Journal, 2021

Best Lawyers in America, 2022 

Leaders in Law, nominee, Los Angeles Business Journal, 2019

Community & Professional

GGI Geneva Group International, Executive Committee Member




"Unwavering passion for his clients best interest, impeccable character, superb integrity, astute legal mind, insightful thinking, considerate understanding of the issues coupled with an old fashioned work ethic are only some of the characteristic’s that describe why we are so proud of our long term relationship with Randy Leff. With these attributes, and the ability to employ his outstanding legal training to provide us with maximum solutions to our challenges in a prompt and efficient manner, is what separates Randy from other attorney’s that we have used. I could clearly say more, thanks again for all that you have done for us as you are a true friend, and counselor."

-- Mendell Thompson, President/CEO of America’s Christian Credit Union

"Effective, strategic, cost sensitive, responsive, knowledgeable and client focused legal counsel. As a commercial real estate company with assets located in 5 states, Randy’s responsiveness and range of advice is equivalent to having an in-house General Counsel. He has guided our Company to extraordinary results in major litigation and has achieved stunning results in both arbitration and mediation. He makes it a point to understand our business and his counsel has helped us, time and time again, to achieve legal and business results that are key to our success. Besides Randy’s keen legal knowledge, he is a great listener. Asked how he achieves such great results in litigation and dispute resolution, Randy responded: ‘I listen to what the Judge needs to know to make his decision, not to what I think he should know’."

-- Michael Miller, President of Cordary, Inc.

"Randy Leff excels at developing creative strategies, exercises dominating execution, and obtains extraordinary results. Combining these skills with his thoughtfulness make him very special and someone I know I can always count on."

-- Ronald Fischman, Chief Executive Officer of Southland Renal Medical Group, Inc.



J.D., University of California, Hastings College of the Law

B.A., Occidental College


  • California
  • 2024 Best Law Firm badge
  • 2024 Best Lawyers
  • Best Lawyers 2023
  • Best Law Firms 2022
  • Best Lawyers 2021 - Leff
Jump to PageX

ECJ uses cookies to enhance your experience on our website, to better understand how our website is used and to help provide security. By using our website you agree to our use of cookies. For more information see our Privacy Policy and our Terms of Use.