The Signature Resolution mediators and arbitrators like T. Warren Jackson have years of legal experience.

T. Warren Jackson

Mediator | Arbitrator | Special Master

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“I bring engagement, preparation, optimism, and a mix of active listening, empathy and humor to mediations. My General Counsel experience, diversity, and expertise in the field brings a credible and persuasive perspective. Through perseverance and motivating parties to ‘trust the process,’ I deliver the settlement results you expect at Signature Resolution.”

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Practice Areas

  • Business and Commercial Contracts
  • Civil Rights
  • Class Action
  • Employment
  • Wage & Hour


  • Human Resource Executive Development Program, Cornell University
  • Executive M.B.A., UCLA Anderson School of Management
  • J.D., Harvard Law School
  • B.A., Cornell University


Prior to joining Signature Resolution, T. Warren Jackson, Esq. served as Senior Vice President and Associate General Counsel of DIRECTV, now part of the AT&T family. He oversaw internal investigations into allegations of discrimination, retaliation, and sexual harassment, and resolved highly sensitive cases, involving alleged whistleblower and executive departures. 
Since joining the Signature Resolution panel, Mr. Jackson has settled wage and hour class actions, has facilitated collective bargaining negotiations for a health care employer, and has been appointed as an external adjudicator for Title IX matters with a private university. 
Mr. Jackson began his career at O’Melveny & Myers in the Labor & Employment Law Department. Since then, he has specialized in class, collective and representative actions, counseling on all phases of the employment relationship such as employee discipline and termination, employment discrimination, wage and hour, employee benefit issues, non-compete matters, union negotiations and campaigns, and internal investigations. 
Mr. Jackson has counseled clients and provided strategic litigation support for labor and employment law matters. He also served as vice president of workforce diversity and chief ethics officer. 
He has lectured extensively in the field and served on several legal associations: California Employment Law Council, College of Labor and Employment, and the Legal Committee of the Employers Group; and on the Boards of the Constitutional Rights Foundation, the Riordan Programs at UCLA Anderson, and the Ronald Reagan UCLA Medical Center. Mr. Jackson has been consistently active in matters of importance to Los Angeles, ranging from service on the Police Commission, the Civil Service Commission, and the Webster Commission reviewing the LAPD’s response to the civil disturbance following the Rodney King trial, to current service on LA County’s Economy and Efficiency Commission. 


  • Senior Vice President, Associate General Counsel, DIRECTV (AT&T) (1984–2016)
  • Associate, O’Melveny & Myers, LLP (1976–1984)

Professional Achievements and Memberships

  • Member, Economy and Efficiency Commission, Los Angeles County (2017–Present)
  • Member, Los Angeles Police Commission (1996–2001)
  • Member, Los Angeles Civil Service Commission (1994–1996)
  • Member, California Fair Employment and Housing Commission (1992–1999)