EX-24 4 subpoafelixtomawla.txt EDGAR SUPPORTING DOCUMENT SYNOPSYS, INC. SUBSTITUTE POWER OF ATTORNEY Pursuant to written powers of attorney (each a "Power of Attorney") by the Individuals listed below, the undersigned, Anna Felix, has been constituted and appointed the lawful attorney-in-fact and agent of the individuals, with full power of substitution, to execute and file documents with the U.S. Securities and Exchange Commission pursuant to Sections 13(d), 13(g), 13(f), 13(h) and 16(a) of the Securities Exchange Act of 1934, as amended, and Rule 144 of the Securities Act of 1933, as amended, with respect to equity securities of Synopsys, Inc. and with such further powers as specified in each Power of Attorney. Individual Date of Power of Attorney Luis Borgen March 20, 2023 Janice Chaffin March 21, 2023 Bruce Chizen March 21, 2023 Aart de Geus March 20, 2023 Sassine Ghazi March 20, 2023 Shelagh Glaser March 20, 2023 Mercedes Johnson March 20, 2023 Sudhindra Kankanwadi April 3, 2023 Robert G. Painter July 28, 2023 Jeannine Sargent March 20, 2023 John Schwarz March 19, 2023 In accordance with the authority granted under each Power of Attorney, including the power of substitution, the undersigned hereby appoints Anthony Mawla as a substitute attorney-in-fact, on behalf of the individuals listed above, with the full power of substitution, to exercise and execute all of the powers granted or conferred to the undersigned in each Power of Attorney. For the avoidance of doubt, the foregoing appointment shall not serve as a revocation of the powers granted to the undersigned herself in each Power of Attorney. This Substitute Power of Attorney shall remain in full force and effect unless and until revoked by the undersigned. IN WITNESS WHEREOF, the undersigned has caused this Substitute Power of Attorney to be executed as of December 11, 2025. /s/ Anna Felix Anna Felix