


Bar Admissions
- California
- U.S. District Court, Northern District of California
- U.S. District Court, Southern District of California
- U.S. District Court, Central District of California
- U.S. District Court, Eastern District of California
Practice Areas
> Professionals > Joy M. de Leon
Joy M. de Leon
Of Counsel
She/her/hers
Joy M. de Leon
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FN;CHARSET=UTF-8:Joy M. de Leon
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EMAIL;CHARSET=UTF-8;type=work:jdeleon@foleymansfield.com
TEL;TYPE=WORK,VOICE:213-283-2118
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TITLE;CHARSET=UTF-8:Of Counsel
ORG;CHARSET=UTF-8:Foley Mansfield
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REV:
> Professionals > Joy M. de Leon
Joy M. de Leon
Of Counsel
She/her/hers
Joy M. de Leon
BEGIN:VCARD
VERSION:3.0
FN;CHARSET=UTF-8:Joy M. de Leon
N;CHARSET=UTF-8:;;;;
EMAIL;CHARSET=UTF-8;type=work:jdeleon@foleymansfield.com
TEL;TYPE=WORK,VOICE:213-283-2118
ADR;CHARSET=UTF-8;TYPE=WORK:;;;;;;
TITLE;CHARSET=UTF-8:Of Counsel
ORG;CHARSET=UTF-8:Foley Mansfield
URL;type=WORK;CHARSET=UTF-8:https://www.foleymansfield.com/
REV:
Joy de Leon is Of Counsel in Foley Mansfield’s Los Angeles office, where she represents clients in products liability, toxic/mass torts, complex asbestos, and silica litigation. Her work often involves matters related to automotive components, fiber suppliers, and joint compounds. Joy is skilled in case management, conducting and editing depositions, performing legal research, cross-examining parties, witnesses, and medical experts, as well as preparing and reviewing critical documents.
Before joining Foley Mansfield, Joy defended plaintiffs at a California Lemon Law firm, where she managed cases involving the Song Beverly Consumer Warranty Act, fraud, and the Magnuson-Moss Warranty Act. She also handled PMK, PMQ, and corporate witness depositions within the automotive industry.
Joy’s career began as a Senate Aide to U.S. Senator Barbara Boxer. In addition to her legal expertise, she speaks basic Tagalog, German, French, and Visayan.
Memberships
- Women Lawyers Association of Los Angeles
- Philippine American Bar Association of Los Angeles
Education
- University of California Los Angeles School of Law, J.D., 1999
- University of California Los Angeles, B.A., Economics and Political Science, 1993
Community Service
- Volunteer, FIFA Club World and World Cup, 2025-2026
- Volunteer, San Diego Comic Con, 2015-2022
Bar Admissions
- California
- U.S. District Court, Northern District of California
- U.S. District Court, Southern District of California
- U.S. District Court, Central District of California
- U.S. District Court, Eastern District of California