Atty. Jocelyn M. Keider

Atty. Jocelyn M. Keider

Jocelyn Keider is a litigator with experience defending high-stakes complex litigation matters in numerous jurisdictions. Jocelyn’s practice focuses on complex commercial matters with serious financial implications, class actions, and securities litigation and enforcement matters.

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Profile Summary

About Jocelyn M. Keider at a glance

Jocelyn M. Keider is a business, securities, and litigation attorney based in Boston, Massachusetts, practicing at Wilmer Cutler Pickering Hale and Dorr LLP. Admitted to practice in Massachusetts, Massachusetts Bar Association. Educated at Harvard University (J.D., 2015) and University of California - Los Angeles (BA, 2011). Recognitions include Best Lawyers in America — Antitrust Law (2026), Best Lawyers in America — Commercial Litigation (2026), and Best Lawyers in America — Litigation - Securities (2026). Serands clients in Boston, MA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Jocelyn Keider is a litigator with experience defending high-stakes complex litigation matters in numerous jurisdictions
  • Jocelyn’s practice focuses on complex commercial matters with serious financial implications, class actions, and securities litigation and enforcement matters
  • She represents public companies, including biopharmaceutical companies, technology companies, financial institutions, as well as their officers and directors in federal and state court
  • Ms. Keider also maintains an active pro bono practice

Practice Areas Explained

Jocelyn M. Keider's Areas of Practice

Each practice area below reflects the types of cases Jocelyn M. Keider handles, with a brief overview of what that area of law covers.

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Jocelyn M. Keider is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Massachusetts →

Securities Law

Jocelyn M. Keider is one of 64,529 securities attorneys indexed nationally. Browse securities attorneys in Massachusetts →

Civil Litigation

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

Jocelyn M. Keider is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Massachusetts →

Jurisdictional Context

Why local counsel matters in Massachusetts

Practicing law in Massachusetts. Legal matters in Massachusetts are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Boston are typically filed in the local municipal court or the appropriate Massachusetts state district court, depending on subject matter and amount in controversy. An attorney licensed in Massachusetts 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 Massachusetts courts without local counsel or pro hac vice admission.

Looking for additional Massachusetts attorneys? Browse all attorneys in Boston or all attorneys in Massachusetts.

Frequently Asked

Common questions about Jocelyn M. Keider

Where is Jocelyn M. Keider's law office located?
Jocelyn M. Keider's law practice is located in Boston, Massachusetts. The firm is Wilmer Cutler Pickering Hale and Dorr LLP. You can contact the office directly through this profile page.
What practice areas does Jocelyn M. Keider handle?
Jocelyn M. Keider focuses on business, securities, litigation. Each practice area listed reflects experience handling cases of that type in Massachusetts.
Where did Jocelyn M. Keider go to law school?
Jocelyn M. Keider earned their education at (J.D., 2015); (BA, 2011).
How can I contact Jocelyn M. Keider for a consultation?
You can contact Jocelyn M. Keider 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.
What awards or recognition has Jocelyn M. Keider received?
Jocelyn M. Keider's notable recognition includes: Best Lawyers in America — Antitrust Law; Best Lawyers in America — Commercial Litigation; Best Lawyers in America — Litigation - Securities; Best Lawyers in America — Securities Regulation.

Education

J.D.
Harvard University
- 2015
BA
University of California - Los Angeles
- 2011

Awards

Best Lawyers in America — Antitrust Law
- 2026
Best Lawyers in America — Commercial Litigation
- 2026
Best Lawyers in America — Litigation - Securities
- 2026
Best Lawyers in America — Securities Regulation
- 2026

Bar Admissions

Massachusetts, Massachusetts Bar Association

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