Guatay Arbitration & Mediation Lawyers

Elliot Brown, a Phillips ADR neutral, is the former managing partner of Irell & Manella LLP. He spent nearly 30 years in IP litigation, counseling, and licensing at a top IP practice. Elliot graduated cum laude from Harvard College (1985), earning Phi Beta Kappa and a John Harvard Scholar award. He studied philosophy of science at Princeton, receiving an MA (1987) and a Mellon Fellowship, where game theory and Daniel Kahneman’s work on bargaining and cognitive bias shaped his approach to dispute resolution. He earned his J.D. magna cum laude from Harvard Law School (1990), serving as a Harvard Law Review...

Clay joined Judge Phillips’ ADR practice in 2011. He graduated cum laude from Pepperdine University (B.A., History, 2006) and earned his J.D. from Fordham Law School (2011). He is admitted to the New York and California State Bars. Clay began mediating small claims in Bronx County Civil Court during law school. With over a decade at Phillips ADR, he now mediates complex disputes involving major companies in areas like antitrust, class actions, intellectual property, environmental, mass tort, insurance, securities, and contract disputes. He has worked on over 500 mediations, assisting Judge Phillips before, during, and after sessions, and directly engaging parties...

Gregory P. Lindstrom, a Phillips ADR neutral since 2014, brings extensive litigation and business experience from his roles as a Latham & Watkins litigation partner and General Counsel of The Irvine Company. A full-time mediator and arbitrator since 2012, he specializes in complex disputes, including antitrust, securities, intellectual property, and commercial matters. Born in California, Greg graduated summa cum laude from UCLA (Economics, 1975) and earned his J.D. from the University of Chicago Law School (1978), working with Professor Richard Posner. At Latham & Watkins (1978–2008), he became a partner in 1986, managed the San Francisco office, and served on the...

Niki, a Phillips ADR neutral for six years, brings 25 years of experience in complex litigation, claims administration, mediation, arbitration, and special master roles. A protégé of Judge Layn Phillips, she has co-mediated hundreds of cases, applying his innovative practices in mediations she leads and in court-appointed special master roles nationwide. Before Phillips ADR, Niki was Vice President of Client Strategy & Development at a national class action claims administrator. For nearly 15 years, she litigated securities fraud and complex commercial cases at a national class action law firm, securing court-approved settlements in high-profile matters. She also represented defendants in insurance...

Bill Ohlemeyer brings 40 years of experience to Phillips ADR, representing plaintiffs, defendants, and working at Altria Group. He has litigated, arbitrated, mediated, and tried cases in state and federal courts, advising on legal and regulatory challenges. A Fellow in the American College of Trial Lawyers and member of the American Board of Trial Advocates, Bill graduated cum laude from the University of Missouri Law School and clerked for Chief Judge Scott O. Wright. He joined Shook, Hardy & Bacon, becoming partner in 1991, then served as Vice President and Associate General Counsel at Altria (1999–2008), managing litigation for Philip Morris...

Barry R. Ostrager, a retired New York State Supreme Court Justice (Commercial Division, 2015–2023), presided over numerous trials and resolved hundreds of commercial cases. Before his judicial role, he was a litigation partner at Simpson Thacher & Bartlett LLP, leading its 300+ attorney Litigation Department and serving on the management committee. As lead trial counsel, Ostrager handled high-profile securities, antitrust, and insurance cases, including Swiss Re’s World Trade Center dispute and Travelers’ environmental coverage case against Shell Oil, both resulting in jury verdicts. He tried five cases involving $1 billion+ disputes and led major arbitrations, such as Andersen Consulting’s $14 billion...

Miles, a Phillips ADR mediator, excels in securities, antitrust, professional liability, mass torts, and complex commercial litigation, closing settlements totaling nearly $3 billion. Previously, he was a renowned trial and appellate lawyer for over 40 years, serving as Global Chair of Latham & Watkins’ Litigation Department. Recognized as a “legendary litigator” by the New York Law Journal, he received its Lifetime Achievement Award and accolades from Chambers USA, Best Lawyers (New York City’s Lawyer of the Year for Securities Litigation), and the Lawdragon 500 Hall of Fame. His economics and mathematics expertise aids in analyzing damages and crafting innovative settlement...

Edwin V. Woodsome, a Phillips ADR neutral, was managing partner of Dechert LLP’s Los Angeles office and head of Global Litigation at Orrick, Herrington & Sutcliffe. With over 35 years of trial experience, he has handled consumer fraud, False Claims Act, securities, product liability, trade secrets, employment, antitrust, and intellectual property cases in state and federal courts. He has extensive appellate, mediation, and arbitration experience, including the U.S. District Court for the Central District of California’s mediation panel. Woodsome represented major firms in transportation, banking, technology, aerospace, and entertainment, serving as U.S. national litigation counsel for a global logistics company and...

Michelle Yoshida, a full-time mediator, arbitrator, and special master since 2007, joined Phillips ADR in 2014. Previously with Judge Daniel Weinstein’s team, she has mediated over 500 disputes with billions in settlements, excelling in complex cases involving securities, insurance, professional liability, ERISA, and trustee issues. Known for quickly grasping legal and factual complexities, she manages large ADR cases with objectivity and determination, finding practical solutions for disputes ranging from personal contracts to major corporate matters. Michelle builds trust and productive relationships with mediation participants. Before becoming a neutral, she was a trial attorney handling complex business litigation, including contracts, insurance, intellectual...

Andra Greene, a Phillips ADR neutral, has mediated OR COMEDIATED disputes from seven to 11 figures in NUMEROUS AREAS INCLUDING mass torts, class actions, EMPLOYMENT, securities, sexual misconduct, insurance, and intellectual property. She spent 35 years at Irell & Manella LLP, leading the Class Action Defense practice and serving as managing partner of the Newport Beach office and on the Executive Committee. A seasoned trial lawyer, Andra handled complex litigation in class actions, professional liability, employment, business torts, securities, and intellectual property in state and federal courts. She often represented lawyers and law firms. Recognized as a “Top Woman Lawyer in...

Ann Cook brings a business-focused approach to Phillips ADR, leveraging a decade at Ernst & Young LLP, including two years as General Counsel. Experienced as both plaintiff and defendant, she understands dispute dynamics and has litigated, arbitrated, and mediated cases in accounting, securities, contracts, and employment. A creative problem solver, Ann advised on complex corporate initiatives, balancing risk and business goals, earning recognition as a tenacious leader. At EY, Ann managed legal strategy for a $20B firm with 50,000 employees, overseeing litigation and regulatory matters during high regulatory activity. She advised on public disclosure and bankruptcy issues for over 1,000 public...

Danielle Menitove is an independent arbitrator and mediator specializing in commercial and sports-related disputes, including antitrust, employment, intellectual property, gambling, anti-doping, and player-agent issues. Danielle serves as an arbitrator on the Court of Arbitration for Sport in Lausanne, Switzerland, and on the American Arbitration Association’s commercial, consumer, and national sports panels. Before starting her ADR practice, Danielle was a litigator at Skadden, Arps, Slate, Meagher & Flom LLP in New York for over ten years, handling complex litigation in federal and state courts, government investigations, and advisory matters. Her cases involved antitrust, contract breaches, fiduciary duty, and unfair competition. ...

Caroline brings extensive mediation and problem-solving expertise to Phillips ADR, drawing from her roles as General Counsel at PricewaterhouseCoopers (PwC) and Principal Deputy White House Counsel. Known for her communication, judgment, and legal acumen, she excels in advising Boards and senior leaders on dispute resolution. At PwC, Caroline managed all legal, regulatory, compliance, and governance matters, handling lawsuits and regulatory issues with potential damages in the billions. She led settlement negotiations and mediations with opposing counsel, clients, and regulators like the SEC and FDIC, while resolving internal conflicts within PwC’s global network. As Principal Deputy White House Counsel under President Obama, she...

Sean Coffey, a Phillips ADR neutral, served as the 24th General Counsel of the Navy (2022–2025), leading over 1,100 attorneys worldwide. Previously a renowned trial lawyer, he handled plaintiff and defense cases in securities, class actions, and complex litigation. At Latham & Watkins, he secured a directed verdict in a bet-the-company case. At Bernstein Litowitz, he led the $6.2 billion WorldCom Securities Litigation recovery. As Chair of Complex Litigation at Kramer Levin, he advised corporate clients. As Navy General Counsel, Sean founded the Taxpayer Advocacy Project and led the exoneration of 256 African American Sailors from the 1944 Port Chicago courts-martial,...

Jeffrey Mishkin, a Phillips ADR neutral, is the former Executive Vice President and Chief Legal Officer of the NBA and head of Skadden’s Sports Practice. He specializes in sports-related disputes involving antitrust, intellectual property, labor, gambling, and commercial matters. At the NBA, Mishkin managed all legal affairs, including litigation, labor relations, commercial transactions, intellectual property, and anti-drug programs, leading collective bargaining and the 1998-1999 NBA labor dispute. At Skadden, he represented major sports organizations like the NFL, NHL, MLB, NCAA, and others, as well as high-profile athletes, including a top-ranked golfer. Now a full-time mediator and arbitrator, Mishkin serves on the Court...

Kimberly Huebner serves as the Insurance Liaison for Phillips ADR, specializing in Directors’ and Officers’ Management Liability and Employment Practices Liability Insurance for companies and public entities. She facilitates communication between insurance carriers and Phillips ADR, reporting to panelists and coordinating further interactions. Before joining Phillips ADR, Kimberly was Vice President of Technical Claims for D&O Claims at AIG Claims, Inc. She tracked litigation trends, analyzed potential exposures, and reported divisional loads. Kimberly evaluated complex claims for strategic resolution and trained colleagues on claims handling, coverage evaluation, and negotiation. Kimberly earned a B.S. in Psychology from Roanoke College and a J.D. from...

John S. Kiernan retired from Debevoise & Plimpton LLP in 2022 after 40 years, serving on the Management Committee, co-chairing the Litigation Department, and chairing the Ethics Committee. He handled commercial litigation, arbitrations, mediations, and investigations in contracts, corporate governance, securities, intellectual property, and mass torts. Recognized by Chambers USA as an “extraordinary commercial litigator” with “great judgment” and by IFLR Benchmark Litigation as a leading litigator since 2010, John is also noted in The Legal 500 US and Best Lawyers for securities and dispute resolution. He chairs the Boards of Prisoners’ Legal Services of New York, the William Nelson Cromwell Foundation,...

I am a dedicated and skilled estate planning and tax law attorney with more than 40 years of experience. My firm delivers expert advice to clients in the Southern California area.

My areas of practice include estate planning, wills, probate, trusts, estates, guardianships, conservatorships, and tax law.

Whatever your estate planning or tax issue is, I will work tirelessly and help you through every step of your case.

As a Certified Family Law Specialist, Jim Hoover represents clients in all aspects of family law litigation, including but not limited to, domestic violence, child custody and visitation, property identification, characterization, valuation and division, spousal support, child support, breaches of fiduciary duties, reimbursement claims, dates of separation, prenuptial and postnuptial agreements and related matters. After many years of experience, Mr. Hoover skillfully settles and if necessary, litigates all of these issues. Mr. Hoover educates, advocates and acts in our clients' best interests on these issues. He pays particular attention to our clients' emotional and financial difficulties. Mr. Hoover attended Santa Clara University,...

Because divorce is a problem to be solved, not a battle to be won, I focus on alternatives to the court system, through Collaborative Law and Mediation. I believe that most families and children are best served by being supported to work together in resolving their family matters. The fundamental goal in both Collaborative Divorce and Mediation is client empowerment.

With either mediation or the Collaborative process you will have control of the decisions that are made and will be firmly supported, legally and emotionally, in achieving a successful dissolution of your relationship. This not only allows but also encourages you...

Jason Horst is the Managing Partner of Horst Legal Counsel. Jason served for more than a decade as an attorney in large regional and international law firms before founding Horst Legal Counsel, serving the legal needs of businesses and individuals in California. Jason is an accomplished litigator, having successfully resolved countless disputes for his clients in a wide range of complex litigation matters, including those involving commercial contracts, partnership disputes, trademark infringement, real estate, antitrust, and more. Jason prides himself on the ability to develop and execute creative strategies to efficiently accomplish his clients’ goals. Jason is also among the...

Lawrence is a recognized California expert in civil litigation, employment, wage-and-hour, and non-profit law. Trained in mediation and conflict resolution at Pepperdine Law School’s Strauss Institute for Dispute Resolution and Phoenix Strategies, Mr. Glasner has mediated significant cases to win-win solutions for parties ranging from individuals to major international NGOs. As a private attorney, he mediated over 400 litigated cases to successful resolution representing plaintiffs and defendants in employment, personal injury, defamation, elder abuse, business, and other civil matters, including class actions. Martindale-Hubbell, a certification signifying a lawyer’s peers rank him at the highest level of professional excellence, and ethics rated...

Brad S. Kane has practiced law for more than twenty years in California, Washington, and Alaska. After a decade-long career in “Big Law,” in 2001 Mr. Kane started the Kane Law Firm, a Los Angeles-based practice. Mr. Kane takes a unique, humanistic approach with clients, always keeping the client engaged in their case and counseling clients toward fair and reasonable solutions to often emotional and complex problems.

The Kane Law Firm follows Mr. Kane’s interdisciplinary approach to law and avoids the often myopic “over-specialization” or one-sided thinking caused by only representing one side to a particular kind of...

Sonya L. Sigler is the founder of PractiGal LLC and is the creator of the WELCOME to the Next Level Process. She created this WELCOME Process to effectively sell herself when she needed to figure out a clear path forward professionally and personally. Having learned to do this work the hard way, Sonya now builds powerful storytellers who can then refine and polish their personal brand. This work empowers others to align their work and life visions and to approach both with a renewed vigor.
For the last twenty years, Sonya has worked with founders, team leaders, and their employees...

Mr. Bartholomew, a native of Elk Grove, California, received his Bachelor of Arts degree in Political Science at the University of California, Davis, and his Juris Doctor from the same institution. Formerly a partner for 15 years with the law firm of Desmond, Miller, Desmond & Bartholomew, he co-founded the firm of Bartholomew & Wasznicky in 1989. He is a retired captain in the United States Army Reserve and is a licensed real estate broker. In addition to membership in the California Bar, he is admitted to practice before the United States Supreme Court and the United States Tax...