About Kathleen N. Mastagni Storm

Kathleen Mastagni Storm is a partner at Mastagni Holstedt, APC, focusing on public and private union organizing, unfair labor practice litigation, and collective bargaining. Her unique skills extend to contract enforcement, internal union governance, and legal support for organizing campaigns. Kathleen is deeply knowledgeable about the Firefighters’ and Public Safety Officers Procedural Bill of Rights Acts, frequently lecturing on these topics. Additionally, she has contributed to PERB’s rulemaking process and efficiency initiative. Her practice also encompasses trial and appellate litigation in California and federal courts, where she represents clients in officer-involved shootings, disciplinary matters, and discrimination cases. Kathleen is actively involved in shaping legislation, consulting, drafting, and testifying on various laws. A sought-after speaker, she has been invited to participate in public sector labor conferences and panels. Outside of law, Kathleen is married with four children and collaborates with her father, David P. Mastagni, in breeding sport horses. Her dedication to family, law, and equestrian pursuits showcases her multifaceted interests and accomplishments.

 

Reviews for Kathleen

This lawyer does not have any client reviews on Lawyers.com yet

Write a Review

Services

Areas of Law

  • Other 4
    • Employment Arbitration
    • Employment Civil Rights
    • Employment Litigation
    • Union Labor Law

Experience

  • Bar Admission & Memberships
    Admissions
    2006, California
    Memberships
    Sacramento County Bar Association (Member, Labor and Employment Section)
    State Bar of California
  • Education & Certifications
    Law School
    State University of New York at Buffalo
    Class of 2006
    J.D.
    Other Education
    University of California, Davis
    Class of 2003
    B.A.
    Major in Classical Civilization and a Minor in English

Contact Kathleen N. Mastagni Storm

Partner at Mastagni Holstedt, APC
Not yet reviewed

1912 I StreetSacramento, CA 95811U.S.A.

Show on map
Fax: 916-447-4614

6689 Owens Drive, Suite 100Pleasanton, CA 94588U.S.A.

Show on map
Fax: 916-447-4614

9327 Fairway View Place, Suite 304Rancho Cucamonga, CA 91730U.S.A.

Show on map
Fax: 916-447-4614

2421 Broadway StreetRedwood City, CA 94063U.S.A.

Show on map
Fax: 916-447-4614

11918 Aviation BoulevardInglewood, CA 90304U.S.A.

Show on map
Fax: 916-447-4614
view 4 other office locations
hide 4 other office locations

Other Office Locations

Pleasanton, CA

6689 Owens Drive, Suite 100Pleasanton, CA 94588U.S.A.

Show on map

Rancho Cucamonga, CA

9327 Fairway View Place, Suite 304Rancho Cucamonga, CA 91730U.S.A.

Show on map

Redwood City, CA

2421 Broadway StreetRedwood City, CA 94063U.S.A.

Show on map

Inglewood, CA

11918 Aviation BoulevardInglewood, CA 90304U.S.A.

Show on map
Case type is required.
I am is required.
First name is required.
Last name is required.
A valid zip code is required.
Country is required.
State is required.
A valid city is required.
A valid email address is required.
A valid phone number is required.
Message is required.
0/1000 characters

By clicking the Submit button, you agree to the Terms of Use, Supplemental Terms and Privacy Policy. You also consent to be contacted at the phone number you provided, including by autodials, text messages and/or pre-recorded calls, from Lawyers.com and its affiliates and from or on behalf of attorneys you request or contact through this site. Consent is not a condition of purchase.

You should not send any sensitive or confidential information through this site. Emails sent through this site do not create an attorney-client relationship and may not be treated as privileged or confidential. The lawyer or law firm you are contacting is not required to, and may choose not to, accept you as a client. The internet is not necessarily secure and emails sent though this site could be intercepted or read by third parties.

This site is protected by reCAPTCHA. See Google’s Privacy Policy and Terms of Service.

Thank you! Your message has been successfully sent.

For your records, a copy of this email has been sent to test@test.com.

Summary of Your Message
Case Type:
I am a/an:
First Name:
Last Name:
City:
Zip Code or Postal Code:
State:
Country:
Phone Number:
Message:

Attorneys FAQs

  • How many attorneys are in this law firm?
    Mastagni Holstedt, APC has 29 attorneys at this location.
  • What law school did this attorney attend?
    Kathleen N. Mastagni Storm attended State University of New York at Buffalo.
  • What year was this attorney's law firm established?
    Mastagni Holstedt, APC was established in 1976.
  • Is this attorney listed in the Bar Register of Preeminent Lawyers?
    Kathleen N. Mastagni Storm is listed in the Labor and Employment Law, Personal Injury, Social Security and Workers Compensation section of the Bar Register of Preeminent Lawyers.