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David Emilio Mastagni

David Emilio Mastagni

  • Employment Law, Civil Rights, Appeals & Appellate...
  • California
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David E. Mastagni is a partner with the law firm of Mastagni Holstedt, APC, who specializes in labor and employment law representation of public safety employees, including trial and appellate litigation in California and federal courts. In particular, he handles complex civil, class action and collective action litigation, claims arising out of the Fair Labor Standards Act (FLSA), the U.S. and California Constitutions, the California Public Records Act (CPRA), the Public Safety Officers Procedural Bill of Rights (POBR), the California Labor Code, the Meyers-Milias-Brown Act, and other statutes protecting the rights of employees.
Among his other legal activities, David is an experienced panel attorney for the Peace Officers' Research Association of California (PORAC) Legal Defense Fund. He frequently gives lectures on the POBR, critical incident investigations, labor relations issues, the FLSA and other employment related issues.
David has attained the highest Peer Review Rating of AV Preeminent by Martindale-Hubbell and was named to Super Lawyers Northern California Rising Stars from 2011-2014 and to Super Lawyers Northern California 2015-2017. He was named to the Best of Bar from 2013-2016 by the Sacramento Business Journal. From 2015 through 2017 he was named Top Attorneys in Sacramento by Sacramento Magazine.

*AV Preeminent and BV Distinguished are certification marks of Reed Elsevier Properties Inc., used in accordance with the Martindale-Hubbell certification procedures, standards and policies. Martindale-Hubbell is the facilitator of a peer review rating process. Ratings reflect the confidential opinions of members of the Bar and the judiciary. Martindale-Hubbell ratings fall into two categories - legal ability and general ethical standards.

Practice Areas
  • Employment Law
  • Civil Rights
  • Appeals & Appellate
  • Gov & Administrative Law
Additional Practice Areas
  • Wage and Hour Class Actions
  • Public Pensions/Vested Rights
  • Free Consultation
  • Contingent Fees
Jurisdictions Admitted to Practice
9th Circuit
U.S. Supreme Court
  • English: Spoken, Written
Univ of California Davis
Undergraduate Degree
UC Berkeley School of Law, Boalt Hall
Law Degree (1999)
Top Attorneys in Sacramento 2015-2017
Sacramento Magazine
Best of the Bar 2013-2016
Sacramento Business Journal
Issued the highest Peer Review Rating of AV Preeminent
American Jurisprudence Bancroft-Whitney Award
UC Berkeley SOL Boalt Hall
Northern California Rising Stars from 2011-2014
Super Lawyers
Northern California 2015-2017
Super Lawyers
Professional Associations
Sacramento County Bar Association
AFL-CIO Lawyers Coordinating Committee
American Bar Association, Section of Labor and Employment Law
Labor and Employment Law Section of the State Bar of California
California Employment Lawyers Association
American Association for Justice
California State Bar # 204244
- Current
Articles & Publications
2012, 2013, 2014, 2015, 2016 & 2017 Midwinter Treatise Supplement: The Fair Labor Standards Act,
American Bar Association, Section of Labor and Employment Law, Fair Labor Standards Act Subcommittee
Speaking Engagements
“Brady Reality: Living With & Understanding and its Responsibilities & Implications”, 2015 Annual Training Conference, Tahoe, CA
California District Attorney Investigators Association
“Shots Fired, Union Down: MAPE v. MCERA and Other Legal Assaults on Public Sector Unions”, 2016 PORAC Conference, Anaheim, CA
Peace Officers Research Association of California
“Law Enforcement and Legalities in the New Millennium”, 30 hour P.O.S.T. approved course presented the Alameda County Deputy Sheriff’s Assn., Pleasanton, CA
“Overtime pay for cash in lieu payments to employees? Navigating the complex world of FLSA compliance post Flores v. City of San Gabriel”, Labor & Employment Law Section 23rd Annual Public Sector Conference, Berkeley, CA
State Bar of California
“Public Records Act Litigation: Special Issues Involving Law Enforcement” ., Public Records Act Litigation, San Francisco
Law Seminars International
Social Media
Contact & Map
1912 I St
Sacramento, CA 95811
Telephone: (877) 447-4614