Sean Cassidy, Esq. Sean Cassidy and Associates, PC, Greensburg Mr. Cassidy is an attorney in Greensburg, Pennsylvania. He received his Bachelor of Science degree in Mathematics from Carnegie Mellon University and his Juris Doctorate degree from the University of Pittsburgh School of Law, where he served as Note Editor for the University of Pittsburgh Law Review. Mr. Cassidy is the author of “Title Defects and Their Cure,” Eastern Min. L. Inst. ch. 2 (1981), “Preparation and Use of Title Opinions,” Eastern Min. L. Inst. ch. 11 (1990), and “Horizontal Division of Oil and Gas Leaseholds,” Eastern Min. L. Inst. ch. 20 (1994). Mr. Cassidy is also the author of Oil and Gas Lease Negotiations, published as part of the Audioline Series of the Pennsylvania Bar Institute and is a contributing author for The American Law of Mining, Second Edition, published by Matthew Bender & Co., Inc. Mr. Cassidy is a Trustee of the Energy and Mineral Law Foundation, formerly known as the Eastern Mineral Law Foundation, and previously served as President of the Eastern Mineral Law Foundation from 1990-1991. Mr. Cassidy is a member of the Pennsylvania Bar Association and the Westmoreland County Bar Association. He has been the recipient of a Pro Bono Award from the Pennsylvania Bar Association and, in 2003, was named the Westmoreland County Bar Association “Pro Bono Lawyer of the Year.” Mr. Cassidy is also active civically in the Westmoreland County community and, for the past three years, has served as President of the Laurel Ballet Performing Company. He currently serves on the boards of the Westmoreland Symphony Orchestra and the Westmoreland Cultural Trust.