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The Lawyers at Ostertag O'Leary Barrett & Faulkner

The Poughkeepsie law firm of Ostertag O'Leary Barrett & Faulkner combines the work of a team of experienced attorneys. We come from diverse professional backgrounds, which enables us to tackle a diverse range of issues, including business conflict, consumer issues, tax matters, real estate issues and family court matters. Our breadth of knowledge helps us take a holistic approach to the practice of law, successfully representing clients at every level of the New York State court system.

Robert L. Ostertag: Past President of the New York State Bar Association and JAG attorney, Mr. Ostertag is a veteran trial lawyer with over 50 years of experience. He serves on several statewide and nationwide committees.

Diane M. O’Leary: Ms. O’Leary has more than 25 years of experience. She is well known in Dutchess County for handling complex, high asset divorce cases and was voted Young Lawyer of the Year for New York State Bar Association.

Maura A. Barrett:  Since she was admitted to practice in 1995, Ms. Barrett's primary focus has been in the area of matrimonial and family law. She is an adjunct instructor at SUNY Dutchess.  Active in the legal community, she is currently President of the Dutchess County Bar Association.

Sharon M. Faulkner: Raised in Dutchess County, Ms. Faulkner's background includes family law, estate planning, consumer and public entitlement issues. With more than 16 years of experience, she now focuses on matrimonial and family law.

To speak with an attorney at Ostertag O'Leary Barrett & Faulkner about the legal matters that affect you and your family, contact us by calling 845-206-4592 or toll-free at 1-866-605-0107. You may also complete our online form.

Contact Us

Contact our Poughkeepsie law firm — Ostertag O'Leary Barrett & Faulkner — by calling 845-206-4592 or toll-free at 1-866-605-0107. You may also complete the online form below.

NOTE: Labels in bold are required.

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Our Attorneys

When a real-life situation requires legal action, people often feel overwhelmed and stressed. They are required to make very serious decisions, often at a time they feel least equipped to do so.

At Ostertag O'Leary Barrett & Faulkner, we understand the challenges our clients face. To help restore calm to our clients' lives, our Poughkeepsie law firm takes legal action based on more than 90 years of combined experience, in-depth legal knowledge and smart strategies for success.

Office Location

Ostertag O’Leary Barrett & Faulkner

17 Collegeview Avenue
Poughkeepsie, NY 12603
Get Directions

Phone: 845-206-4592 (local)
  866-605-0107 (toll free)
Fax: 845-486-4080
E-mail the firm

Restoring Order to Legal Conflict

When a legal matter affects your life or your family, it can feel overwhelming. The experienced attorneys at Ostertag O'Leary Barrett & Faulkner are committed to restoring order through effective legal action that takes your entire situation into account.