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Jonathan A. Siegel

Orange County

P 949-885-1360
F 949-885-1380


Jonathan A. Siegel is one of the founding Principals of the Orange County, California, office of Jackson Lewis P.C. He practices before the Equal Employment Opportunity Commission, National Labor Relations Board, state and federal agencies and courts.

Mr. Siegel also provides advice and counsel regarding labor and employment law with respect to various issues ranging from wage and hour law, reduction in force, WARN Act, discipline, leave management and harassment and discrimination issues. Mr. Siegel defends employers regarding different varieties of wrongful termination and discrimination claims.

Mr. Siegel has represented management in union organizing drives and regularly defends employers in unfair labor practice proceedings as well as in collective bargaining and arbitrations. He also has extensive experience conducting wage and hour preventive audits. He conducts single location and multi-location audits for employers. The scope of such audits can range from examining specific issues, i.e., exempt status under federal law and California, to comprehensive FLSA and California Labor Code audits. Mr. Siegel has conducted audits for a wide range of industries including, but not limited to manufacturing, retail, transportation, various service industries, defense contractors and healthcare.

Mr. Siegel regularly speaks on a variety of topics including wage and hour, harassment/discrimination, national and California employment trends, Workers’ Compensation, EEO, managing leaves of absence under FMLA and state leave laws and union avoidance. He has moderated numerous programs and is featured as a keynote speaker for several different organizations.

Honors and Recognitions

  • Labor Relations Institute, Top 100 Labor Attorneys in America (2009)
Best Lawyers Award Badge

Professional Associations and Activities

  • State Bar of California

Pro Bono and Community Involvement

  • Crystal Cove Alliance, Former Board of Directors Member (2012-April 2016)

See AllJonathan A. Siegel in the News

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August 15, 2018
Jackson Lewis

Jackson Lewis Attorneys Recognized in The Best Lawyers in America© 2019

August 15, 2018

WHITE PLAINS, NY (August 15, 2018) Jackson Lewis P.C., one of the country’s preeminent workplace law firms, is pleased to announce more than 200 attorneys throughout the firm’s locations have been named to the 2019 Edition of The Best Lawyers in America©, a publication that has become universally regarded as a definitive guide to legal... Read More

June 17, 2018

Jonathan Siegel Discusses Hiring Errors Employers Can Avoid in California

June 17, 2018

Jonathan Siegel discusses common mistakes that employers should avoid in California's unique employment landscape in "5 Hiring Mistakes to Avoid in California," published by SHRM. Subscription may be required to view article Read More

June 12, 2018

Jonathan Siegel Discusses Classification of Exempt and Nonexempt Workers in FLSA Audits

June 12, 2018

Jonathan Siegel discusses how employers can conduct FLSA audits to ensure accurate classification of exempt and nonexempt workers in "Rely on Interviews, Not Job Descriptions, for FLSA Audits," published by SHRM. Subscription may be required to view article Read More

Showing 1-3 of 6

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December 12, 2016

California Employers Issuing W-2 or 1099 Must Revise Earned Income Tax Credit Notice

December 12, 2016

For several years, California employers have been required to notify employees regarding the federal Earned Income Tax Credit. Beginning January 1, 2017, new California law (AB 1847) requires those same employers to also notify employees that they may be eligible for the California Earned Income Tax Credit (“EITC”). The... Read More

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Aon/Jackson Lewis California 2018 Webinar - 5 Critical Employment Practices Liability and Wage & Hour Issues Facing Employers

July 10, 2018 - 4:00 PM to 5:00 PM EST

Credits: Continuing education credit was offered for the live broadcast of this seminar.
You cannot earn credit for watching the archived webinar.

See AllBlog Posts by Jonathan A. Siegel

California Construction Industry Could Avoid Big Civil Penalties Claims: Union Employers Should Review the New Collective Bargaining Exemption to Potential PAGA Claims
October 5, 2018

Unionized employers in the construction industry can potentially receive some well-needed relief from California’s Labor Code Private Attorneys General Act of 2004 (Labor Code Section 2698 et seq.), known as “PAGA,” in light of the Governor signing AB 1654. Read More

Cal/OSHA Publishes a Fact Sheet and Poster Regarding California’s Hotel Housekeeping Musculoskeletal Injury Program
July 20, 2018

Cal/OSHA just published a Fact Sheet and a Poster regarding Cal/OSHA’s new requirement for covered employers to create and maintain a Hotel Housekeeping Musculoskeletal Injury Program (“MIPP”) and also train their housekeepers with respect to the MIPP. Read More

New California Law Prohibits Refusing Entrance to a Business Because a Member is Wearing Their Military Uniform and Adds Other Protections
July 17, 2018

On July 16, 2018, Governor Brown signed into law SB 1500 which expanded protections for members of the Armed Forces of the United States and to members of the Federal Reserve components of the Armed Forces. Read More