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Jonathan A. Weininger

Partner

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d. 949.623.7255

3 Park Plaza
#1100
Irvine, California 92614

Assistant Marissa Sommer
949.623.7200 Ext: 7256
MSommer@jmbm.com

Jon Weininger delivers proven results for clients across the full spectrum of complex commercial and real estate disputes. With more than two decades of sophisticated litigation experience, he has secured decisive victories through trial verdicts and appeals, strategic summary judgment motions, and comprehensive dispositive motion practice. His track record includes obtaining all forms of emergency and injunctive relief when clients need immediate protection of their interests.

Jon's diverse clientele reflects his versatility and experience—from representing individual investors to major REITs, financial institutions, hotel owners and operators, commercial property owners, trustees, and privately-held and publicly-traded corporations. He has successfully navigated intricate disputes involving real estate matters, business operations, commercial agreements, partnership conflicts, construction projects, and trust and estate matters.

Jon also serves as a strategic advisor who helps clients proactively identify and mitigate potential disputes before they escalate. His extensive negotiation experience consistently produces favorable settlements that save clients time and resources while achieving their business objectives. This dual approach of combining aggressive advocacy when necessary with shrewd preventive counseling makes Jon an invaluable partner for clients facing complex legal challenges.

REPRESENTATIVE EXPERIENCE

Secured defense verdict for automobile dealership against $3+ million fraud claims.

Won defense judgment plus fee award in mining rights dispute, defeating $5.5 million claim.

Won summary judgment for property owner in case involving agency and alter ego allegations pursued by tenant's lender in action to collect more than $4 million.

Won summary judgment for lender against borrower's fraud claims.

Won summary judgment for property owner in lease termination dispute.

Won summary judgment in complex real estate matter for family trust.

Won dismissal of $10 million wrongful foreclosure case at pleading stage, with fee award and corporate veil piercing. Affirmed on appeal.

Restored homeowner's title in residential property impacted by a sophisticated criminal fraud involving the recordation of a forged deed, and secured the reversal of an improper tax reassessment triggered by the forged deed.

Education
  • J.D., Whittier Law School, 2001
    summa cum laude (graduated 1st in full-time day class)
  • B.A., California State University, Long Beach, 1996
Bar Admissions
  • State Bar of California
Awards & Recognition
  • Judicial Extern, Honorable Gregory O'Brien, Los Angeles Superior Court, 1999
  • Finalist, Saul Lefkowitz Trademark and Intellectual Property Moot Court Competition, Washington D.C., 2001

Press Releases
Media Mentions
Articles