Katherine B. Posner joined Condon & Forsyth in 1977 and has been a partner in the firm's New York Office since 1984. Kathy concentrates her practice in the areas of insurance and reinsurance law and all phases of commercial litigation concerning aviation, product liability, mass disaster, employment and insurance matters.

Kathy has considerable experience in mediation and arbitration of commercial disputes in both state and federal forums. She is a trained mediator in commercial matters and also a trained facilitator on behalf of NYC-Parents-in-Action, a not for-profit organization that provides services and support to the independent school system in New York City. Kathy also is in the process of becoming a certified insurance and reinsurance arbitrator through AIDA Reinsurance and Insurance Arbitration Society (ARIAS - U.S.).

Kathy is admitted to the bar of New York (1978), the U.S. Court of Appeals for the Second Circuit (1980) and the District Courts for the Southern and Eastern Districts of New York (1978).

She is a member of the American Bar Association (Member, Sections: Business Law, Litigation, Tort and Insurance Practice, and Law Practice Management), the Association Internationale De Droit Des Assurances (AIDA International Association for Insurance Law) (Member, Reinsurance Working Party Committee), the New York Women's Bar Association Foundation, Inc. (Immediate Past President), the International Aviation Women's Association (Past President and member of the Advisory Board), The Association of the Bar of the City of New York, the International Association of Defense Counsel (IADC), the Federation of Defense and Corporate Counsel (FDCC), the International Bar Association (IBA), the Aviation Insurance Association, and The Association of Professional Insurance Women, Inc. (APIW). In April 2011, Kathy was elected as a Member of the Board of Trustees of Vaughn College of Aeronautics and Technology.

She was also selected in 2011 as a New York Super Lawyer in the field of Insurance Law.

Kathy is a graduate of the University of Wyoming (J.D., 1977) and McNeese State University (B.A., magna cum laude, 1974).

Kathy is listed in Euromoney's Guide to the World's Leading Aviation Lawyers, a listing of prominent aviation attorneys throughout the world, and in the Legal 500 editions on litigation for her work in Insurance and Reinsurance. Along with Condon & Forsyth LLP being selected as one of the top aviation law firms for 2011 by Legal 500, special mention was made of Kathy as being highly recommended for her work as a leader in the firm's insurance coverage practice.

Kathy has published articles on a variety of issues relating to aviation and insurance law and has participated as a speaker at numerous conferences sponsored by the American Bar Association, Embry-Riddle Aeronautical University, the Aviation Insurance Association and various bar and other organizations around the world. She is the author of chapters on aviation insurance in the New York State Bar Association’s Insurance Law Practice and in the ABA Litigating the Aviation Case. Kathy also co-authors the firm's newsletter, client bulletin and client alert.