Atty. Jonathan G. Cedarbaum

Atty. Jonathan G. Cedarbaum

Jonathan G. Cedarbaum is a lawyer practicing securities & investment fraud, class action, litigation/controversy and 7 other areas of law.

Washington Washington 29 yrs experience 29 year
Call (771) 232-8198 Book Appointment

Class Action & More Attorney · Serving Washington, DC · 29+ Years Experience

Profile Summary

About Jonathan G. Cedarbaum at a Glance

Jonathan G. Cedarbaum is a Partner based in Washington, District of Columbia, practicing at Wilmerhale. They have 29+ years of legal experience, licensed to practice since 1997. Their practice focuses on ip, class action, securities, litigation, and consumer. Admitted to practice in Maryland (1997) and District of Columbia Illinois (2003). Educated at Yale University Law School (J.D. M.Phil., 1996) and Balliol College, Oxford University 1983-1984 Harvard University (A.B., 1983). Serves clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Jonathan G. Cedarbaum

  • Jonathan G. Cedarbaum is a lawyer practicing securities & investment fraud, class action, litigation/controversy and 7 other areas of law
  • Jonathan received a degree from Balliol College, Oxford University, and has been licensed for 29 years
  • Jonathan practices at WilmerHale in Washington, DC

Practice Areas Explained

Jonathan G. Cedarbaum's Areas of Legal Practice

Each practice area below reflects the types of cases Jonathan G. Cedarbaum handles, with a practical overview of what that area of law involves and how it may apply to your situation in Washington.

Intellectual Property in Washington

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

Jonathan G. Cedarbaum is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in District of Columbia →

Class Action in Washington

Jonathan G. Cedarbaum is one of 26,226 class action attorneys indexed nationally. Browse class action attorneys in District of Columbia →

Securities Law in Washington

Jonathan G. Cedarbaum is one of 64,075 securities attorneys indexed nationally. Browse securities attorneys in District of Columbia →

Civil Litigation in Washington

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

Jonathan G. Cedarbaum is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys in District of Columbia →

Consumer Protection in Washington

Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.

Jonathan G. Cedarbaum is one of 50,226 consumer attorneys indexed nationally. Browse consumer attorneys in District of Columbia →

Jurisdictional Context

Why Local Counsel Matters in Washington

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

Washington Courts and Legal Process

Choosing a Washington-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.

Frequently Asked

Common Questions About Jonathan G. Cedarbaum

Where is Jonathan G. Cedarbaum's law office located?
Jonathan G. Cedarbaum's law practice is located in Washington, District of Columbia. The firm is Wilmerhale. You can contact the office directly through this profile page.
What practice areas does Jonathan G. Cedarbaum handle?
Jonathan G. Cedarbaum focuses on ip, class action, securities, litigation, consumer. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Jonathan G. Cedarbaum practiced law?
Jonathan G. Cedarbaum has 29+ years of legal experience and has been licensed since 1997.
Where did Jonathan G. Cedarbaum go to law school?
Jonathan G. Cedarbaum earned their education at (J.D. M.Phil., 1996); (A.B., 1983).
How can I contact Jonathan G. Cedarbaum for a consultation?
You can contact Jonathan G. Cedarbaum 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.

Professional Profile

Why Clients in Washington Choose Jonathan G. Cedarbaum

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Jonathan G. Cedarbaum's practice in the field of ip, class action, securities, litigation, and consumer.

Decade-Tested Legal Experience

Jonathan G. Cedarbaum brings 29+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in Maryland and District of Columbia Illinois, Jonathan G. Cedarbaum can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering ip, class action, and securities, Jonathan G. Cedarbaum can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Washington

A Washington-based practice means Jonathan G. Cedarbaum attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues Jonathan G. Cedarbaum Handles in Washington

Below is a representative sample of the types of matters Jonathan G. Cedarbaum has experience with under District of Columbia law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Trademark registration
IP
Copyright infringement defense
IP
Patent prosecution
IP
Trade secret protection
IP

This list is illustrative, not exhaustive. Contact Jonathan G. Cedarbaum directly to discuss the specifics of your situation.

Search Reference

How People Find Jonathan G. Cedarbaum Online

Prospective clients searching for legal help in Washington commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Jonathan G. Cedarbaum.

Jonathan G. Cedarbaum attorney Jonathan G. Cedarbaum lawyer Jonathan G. Cedarbaum Washington Jonathan G. Cedarbaum District of Columbia Jonathan G. Cedarbaum reviews Jonathan G. Cedarbaum contact Wilmerhale law firm ip attorney in Washington ip lawyer Washington best ip attorney Washington top rated ip lawyer near me ip attorney District of Columbia find a lawyer near me how to hire an attorney

If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Jonathan G. Cedarbaum directly.

Education & Law School Background

J.D. M.Phil.
Yale University Law School
- 1996
A.B.
Balliol College, Oxford University 1983-1984 Harvard University
- 1983

Bar Admissions & Licensed Jurisdictions

Maryland
Admitted: 1997
District of Columbia Illinois
Admitted: 2003

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