Atty. John Deitch Sigel

Atty. John Deitch Sigel

John Deitch Sigel is a lawyer practicing general practice, corporate and transactional, bankruptcy and financial restructuring. John received a B.A. degree from Middlebury College in 1975, and has been licensed for 46 years.

Boston Boston 46 yrs experience 46 year
Call (857) 416-1942 Book Appointment

Profile Summary

About John Deitch Sigel at a glance

John Deitch Sigel is a Partner based in Boston, Massachusetts, practicing at WilmerHale. They have 46+ years of legal experience, licensed to practice since 1980. Their practice focuses on business and bankruptcy. Admitted to practice in Massachusetts (1980). Educated at Cornell University Law School (J.D., 1980) and Middlebury College (B.A., 1975). Recognitions include AV Preeminent. Serands clients in Boston, MA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John Deitch Sigel is a lawyer practicing general practice, corporate and transactional, bankruptcy and financial restructuring
  • John received a B.A. degree from Middlebury College in 1975, and has been licensed for 46 years
  • John practices at WilmerHale in Boston, MA

Practice Areas Explained

John Deitch Sigel's Areas of Practice

Each practice area below reflects the types of cases John Deitch Sigel 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.

John Deitch Sigel is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Massachusetts →

Bankruptcy & Debt

A bankruptcy attorney can help you eliminate debt, stop creditor harassment, and protect your home through Chapter 7 or Chapter 13.

John Deitch Sigel is one of 105,321 bankruptcy attorneys indexed nationally. Browse bankruptcy 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 John Deitch Sigel

Where is John Deitch Sigel's law office located?
John Deitch Sigel's law practice is located in Boston, Massachusetts. The firm is WilmerHale. You can contact the office directly through this profile page.
What practice areas does John Deitch Sigel handle?
John Deitch Sigel focuses on business, bankruptcy. Each practice area listed reflects experience handling cases of that type in Massachusetts.
How long has John Deitch Sigel practiced law?
John Deitch Sigel has 46+ years of legal experience and has been licensed since 1980.
Where did John Deitch Sigel go to law school?
John Deitch Sigel earned their education at (J.D., 1980); (B.A., 1975).
How can I contact John Deitch Sigel for a consultation?
You can contact John Deitch Sigel 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 John Deitch Sigel received?
John Deitch Sigel's notable recognition includes: AV Preeminent.

Education

J.D.
Cornell University Law School
- 1980
B.A.
Middlebury College
- 1975

Awards

AV Preeminent

Bar Admissions

Massachusetts
Admitted: 1980

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