Atty. Sean D. Howell

Atty. Sean D. Howell

Sean D. Howell serves as a Senior Associate in the Labor department at Mastagni Holstedt, APC, where he is dedicated to representing public sector employees.

Sacramento Sacramento 18 yrs experience 18 year
Call (279) 274-0198 Book Appointment

Profile Summary

About Sean D. Howell at a glance

Sean D. Howell is a Senior Associate based in Sacramento, California, practicing at Mastagni Holstedt, APC. They have 18+ years of legal experience, licensed to practice since 2008. Their practice focuses on family law and litigation. Admitted to practice in California (2008). Educated at Lincoln Law School of Sacramento (J.D., 2007) and Trinity College (B.A., 1997). Serands clients in Sacramento, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Sean D. Howell serves as a Senior Associate in the Labor department at Mastagni Holstedt, APC, where he is dedicated to representing public sector employees
  • His experience encompasses administrative investigations, hearings, and civil litigation
  • Sean has played a crucial role in mandamus actions aimed at enforcing rights under the Public Safety Officers Procedural Bill of Rights Act
  • Additionally, he provides representation for peace officer clients during critical incident investigations
  • Beyond litigation, Sean offers his unique skills as general counsel and oversees contract negotiations for various police labor associations
  • An alumnus of Lincoln Law School, Sean holds a J.D. degree
  • Prior to his current role, he enriched his legal experience at the Placer County Facilitator’s Office, assisting unrepresented litigants with family law and civil matters
  • Sean's dedication and diverse experience make him a valuable advocate for public sector employees, ensuring their rights and interests are protected

Practice Areas Explained

Sean D. Howell's Areas of Practice

Each practice area below reflects the types of cases Sean D. Howell handles, with a brief overview of what that area of law covers.

Family Law

Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.

Sean D. Howell is one of 187,066 family law attorneys indexed nationally. Browse family law attorneys in California →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Sean D. Howell is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in California →

Jurisdictional Context

Why local counsel matters in California

Practicing law in California. Legal matters in California are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Sacramento are typically filed in the local municipal court or the appropriate California state district court, depending on subject matter and amount in controversy. An attorney licensed in California brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in California courts without local counsel or pro hac vice admission.

Looking for additional California attorneys? Browse all attorneys in Sacramento or all attorneys in California.

Frequently Asked

Common questions about Sean D. Howell

Where is Sean D. Howell's law office located?
Sean D. Howell's law practice is located in Sacramento, California. The firm is Mastagni Holstedt, APC. You can contact the office directly through this profile page.
What practice areas does Sean D. Howell handle?
Sean D. Howell focuses on family law, litigation. Each practice area listed reflects experience handling cases of that type in California.
How long has Sean D. Howell practiced law?
Sean D. Howell has 18+ years of legal experience and has been licensed since 2008.
Where did Sean D. Howell go to law school?
Sean D. Howell earned their education at (J.D., 2007); (B.A., 1997).
How can I contact Sean D. Howell for a consultation?
You can contact Sean D. Howell directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Practice Areas

Education

J.D.
Lincoln Law School of Sacramento
- 2007
B.A.
Trinity College
- 1997

Bar Admissions

California
Admitted: 2008

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