Zeller & Wieliczko, LLP

Attorneys At Law


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For more than 40 years, Zeller & Wieliczko, LLP, has represented all types of clients in a broad array of matters. Clients benefit from our experience and proven record of success, professionalism, integrity and simple hard work. We are proud to be a full-service Law Firm providing Large-Firm services and benefits in a Small-Firm atmosphere.

Experience, Personal Attention And Value

Look to our Firm for personal service, professional representation, and results.

Zeller & Wieliczko, LLP, was founded in 1974 and maintains an experienced and knowledgeable staff of lawyers, paralegals and other personnel. Our attorneys are authorized to appear and practice in the state and federal courts in New Jersey, Pennsylvania, New York and the District of Columbia, along with numerous federal Circuit Courts and the United States Supreme Court.

Our Team

Cosmas P. Diamantis

Associate Attorney

Amy L. Gillette

Associate Attorney

Dean R. Wittman

Associate Attorney

Jeffery P. Catalano

Associate Attorney

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Let’s Work Together

Phone: 856-428-6600

Fax:  856-428-6314