Lawyers

Lawyer photo

Matthew G. Kleiner

Partner

(619) 230-7419
E-mail   |   vCard

San Diego
101 W. Broadway
Suite 2000
San Diego, CA 92101


Phoenix
111 W. Monroe Street
Suite 1600
Phoenix, AZ 85003


Education

J.D., cum laude, Santa Clara University School of Law, 2000

  • Technical Editor, Santa Clara Law Review

International Human Rights, Oxford University, 1998

B.A., magna cum laude, Political Science, University of Arizona

Honors

Certified by The State of California Board of Legal Specialization as an Appellate Specialist

Super Lawyers® distinction in the fields of Appellate, Employee Benefits/ERISA, and Insurance Coverage (2013-2015)

Appellate

Matthew Kleiner is certified as an Appellate Specialist by the California Board of Legal Specialization.  He has nearly 20 years of experience handling appellate matters before the Ninth Circuit Court of Appeals, California Courts of Appeal, and Arizona Courts of Appeals.  Mr. Kleiner has handled hundreds of appeals, argued in Federal, California, and Arizona appellate courts, and has favorable decisions published in all three jurisdictions.

Insurance

Mr. Kleiner also has nearly 20 years providing insurance coverage advice and defending bad faith litigation.  His practice covers important and complex issues confronting insurance companies in areas such as:

  • Environmental liabilities
  • First party property
  • Asbestos and other toxic tort coverage
  • Primary and excess exhaustion and priority issues
  • Directors and officers claims
  • General liability claims
  • Professional liability claims
  • Bad faith allegations
  • Life

Health Care

Mr. Kleiner has extensive experience defending health and disability arbitration and litigation brought under both the Employment Retirement Income Security Act of 1974 (“ERISA”) and state law.  These cases involve a variety of issues including claims brought against health insurers by both their members and health care providers.  The member litigation relates to claims for benefits, bad faith, and breach of fiduciary.  The provider litigation involves claims brought by contracted and non-contracted health care providers for breach of contract, extra-contractual claims, and failure to pay.  

Admissions

Arizona
California
United States District Courts, Arizona
United States District Courts, California
United States Court of Appeals, Ninth Circuit
United States Court of Appeals, Federal Circuit 

Professional Associations

Association of Business Trial Lawyers of San Diego

Lawyer photo

Contact

(619) 230-7419

mkleiner@grsm.com


Offices

San Diego

Phoenix

Education

J.D., cum laude, Santa Clara University School of Law, 2000

  • Technical Editor, Santa Clara Law Review

International Human Rights, Oxford University, 1998

B.A., magna cum laude, Political Science, University of Arizona

Honors

Certified by The State of California Board of Legal Specialization as an Appellate Specialist

Super Lawyers® distinction in the fields of Appellate, Employee Benefits/ERISA, and Insurance Coverage (2013-2015)

Matthew G. Kleiner

Partner

Practices

Biography

Appellate

Matthew Kleiner is certified as an Appellate Specialist by the California Board of Legal Specialization.  He has nearly 20 years of experience handling appellate matters before the Ninth Circuit Court of Appeals, California Courts of Appeal, and Arizona Courts of Appeals.  Mr. Kleiner has handled hundreds of appeals, argued in Federal, California, and Arizona appellate courts, and has favorable decisions published in all three jurisdictions.

Insurance

Mr. Kleiner also has nearly 20 years providing insurance coverage advice and defending bad faith litigation.  His practice covers important and complex issues confronting insurance companies in areas such as:

  • Environmental liabilities
  • First party property
  • Asbestos and other toxic tort coverage
  • Primary and excess exhaustion and priority issues
  • Directors and officers claims
  • General liability claims
  • Professional liability claims
  • Bad faith allegations
  • Life

Health Care

Mr. Kleiner has extensive experience defending health and disability arbitration and litigation brought under both the Employment Retirement Income Security Act of 1974 (“ERISA”) and state law.  These cases involve a variety of issues including claims brought against health insurers by both their members and health care providers.  The member litigation relates to claims for benefits, bad faith, and breach of fiduciary.  The provider litigation involves claims brought by contracted and non-contracted health care providers for breach of contract, extra-contractual claims, and failure to pay.  

Experience
Publications & Presentations
Meet Me

Admissions

Arizona
California
United States District Courts, Arizona
United States District Courts, California
United States Court of Appeals, Ninth Circuit
United States Court of Appeals, Federal Circuit 

Professional Associations

Association of Business Trial Lawyers of San Diego

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