Contact Us

Keegan & Company traces its roots back over 30 years. In 1974 Warren Keegan Associates, Inc. was formed to support the expert witness, consulting, publishing, and speaking activities of Dr. Warren Keegan. In 2001, Keegan & Company LLC was launched to focus on a broader range of litigation support services.

Keegan & Company is located in beautiful Rye, New York, a Westchester County suburb just north of Manhattan.


Keegan & Company LLC
31 Purchase Street, Ste. 3-4
Rye, New York 10580
PH: 914.967.9421


For questions regarding our capabilities for new assignments, please contact one of our senior associates:


Mark Keegan
Phone: 914.967.9421 ext. 1
E-mail: mark@keeganandco.com


Tony Donato
Phone: 914.967.9421 ext. 3
E-mail: tony@keeganandco.com



Dr. Keegan

Keegan & Company's main office is located in Rye,
New York.