Atty. John S. Kiernan
John S. Kiernan is a lawyer practicing litigation, general commercial litigation, m&a/fiduciary duty litigation and 5 other areas of law.
Profile Summary
About John S. Kiernan at a glance
John S. Kiernan is a Partner based in New York, New York, practicing at Debevoise & Plimpton LLP. They have 44+ years of legal experience, licensed to practice since 1982. Their practice focuses on business, class action, m&a, securities, and product liability. Admitted to practice in New York (1982). Educated at Harvard Law School (J.D., 1980) and Harvard Univesity (B.A., 1976). Recognitions include AV Preeminent. Serands clients in New York, NY and the surrounding metropolitan area.
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About
- John S. Kiernan is a lawyer practicing litigation, general commercial litigation, m&a/fiduciary duty litigation and 5 other areas of law
- John received a B.A. degree from Harvard Univesity in 1976, and has been licensed for 44 years
- John practices at Debevoise & Plimpton LLP in New York, NY
Practice Areas Explained
John S. Kiernan's Areas of Practice
Each practice area below reflects the types of cases John S. Kiernan handles, with a brief overview of what that area of law covers.
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
John S. Kiernan is one of 501,317 business attorneys indexed nationally. Browse business attorneys in New York →
John S. Kiernan is one of 26,424 class action attorneys indexed nationally. Browse class action attorneys in New York →
John S. Kiernan is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in New York →
John S. Kiernan is one of 64,529 securities attorneys indexed nationally. Browse securities attorneys in New York →
John S. Kiernan is one of 66,193 product liability attorneys indexed nationally. Browse product liability attorneys in New York →
Jurisdictional Context
Why local counsel matters in New York
Practicing law in New York. Legal matters in New York are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in New York are typically filed in the local municipal court or the appropriate New York state district court, depending on subject matter and amount in controversy. An attorney licensed in New York 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 New York courts without local counsel or pro hac vice admission.
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