Atty. Sinclair A. Ziesing

Atty. Sinclair A. Ziesing

Sinclair A. Ziesing is a lawyer practicing securities, corporate.

Horsham Horsham 35 yrs experience 35 year
Call (215) 305-8479 Book Appointment

Profile Summary

About Sinclair A. Ziesing at a glance

Sinclair A. Ziesing is a business and securities attorney based in Horsham, Pennsylvania. They have 35+ years of legal experience, licensed to practice since 1991. Admitted to practice in Pennsylvania (1991) and New Jersey (1991). Educated at Temple University (J.D., 1991) and Kenyon College (B.A., 1976). Serands clients in Horsham, PA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Sinclair A. Ziesing is a lawyer practicing securities, corporate
  • Sinclair received a B.A. degree from Kenyon College in 1976, and has been licensed for 35 years
  • Sinclair practices in Horsham, PA

Practice Areas Explained

Sinclair A. Ziesing's Areas of Practice

Each practice area below reflects the types of cases Sinclair A. Ziesing 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.

Sinclair A. Ziesing is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Pennsylvania →

Securities Law

Sinclair A. Ziesing is one of 64,529 securities attorneys indexed nationally. Browse securities attorneys in Pennsylvania →

Jurisdictional Context

Why local counsel matters in Pennsylvania

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

Looking for additional Pennsylvania attorneys? Browse all attorneys in Horsham or all attorneys in Pennsylvania.

Frequently Asked

Common questions about Sinclair A. Ziesing

Where is Sinclair A. Ziesing's law office located?
Sinclair A. Ziesing's law practice is located in Horsham, Pennsylvania. You can contact the office directly through this profile page.
What practice areas does Sinclair A. Ziesing handle?
Sinclair A. Ziesing focuses on business, securities. Each practice area listed reflects experience handling cases of that type in Pennsylvania.
How long has Sinclair A. Ziesing practiced law?
Sinclair A. Ziesing has 35+ years of legal experience and has been licensed since 1991.
Where did Sinclair A. Ziesing go to law school?
Sinclair A. Ziesing earned their education at (J.D., 1991); (B.A., 1976).
How can I contact Sinclair A. Ziesing for a consultation?
You can contact Sinclair A. Ziesing 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.
Temple University
- 1991
B.A.
Kenyon College
- 1976

Bar Admissions

Pennsylvania
Admitted: 1991
New Jersey
Admitted: 1991

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