EX-24.3_597091 2 poa.txt POA DOCUMENT POWER OF ATTORNEY I, David O'Connor, constitute and appoint Lawrence J. Burian and Mark C. Cresitello, as true and lawful attorneys-in-fact, with full power of substitution and resubstitution, for me and in my name, place and stead, in any and all capacities to sign any Forms 3, 4 and 5 in accordance with Section 16(a) of the Securities and Exchange Act of 1934 and the rules thereunder (including any amendments or exhibits thereto and other forms and reports) (the "Exchange Act") that I may be required to file with the U.S. Securities and Exchange Commission as a result of my ownership or transactions in securities of The Madison Square Garden Company, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing required and necessary to be done in and about the foregoing as fully for all intents and purposes as I might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents or any of them, or their substitutes, may lawfully do or cause to be done by virtue hereof. I acknowledge that the attorneys-in-fact and agents, each serving in such capacity as requested herein, are not assuming, nor is The Madison Square Garden Company assuming, any of the responsibilities to comply with Section 16 of the Exchange Act. This Power of Attorney hereby supersedes and revokes any prior power of attorney that I have executed for the purposes of executing any Forms 3, 4 and 5 in connection with the Exchange Act as a result of my ownership or transactions in securities of The Madison Square Garden Company. This Power of Attorney shall remain in full force and effect until I no longer am required to file Forms 3, 4, and 5 with respect to my holdings of and transactions in securities issued by The Madison Square Garden Company, unless earlier revoked by me in a signed writing delivered to the foregoing attorneys-in-fact. IN WITNESS WHEREOF, I have hereunto signed my name on the 29th day of June 2015. /s/David O'Connor David O'Connor