Apollo Infrastructure Company LLC Subscription Agreement (8) POWER OF ATTORNEY (Continued) Subscription Agreement only after the necessary vote, consent, approval, agreement or other action of the shareholders or members of AIC, generally or holding such class of shares of AIC; and G. all elections for U.S. federal, state, local and non-U.S. tax matters in respect of, or on behalf of, AIC and any series of AIC. Nothing contained in this Section 8 shall be construed as authorizing the Manager, AIC or any series of AIC, or each of their authorized officers or attorneys-in-fact, as the case may be, to amend, change or modify the LLC Agreement except in accordance thereof or as may be otherwise expressly provided for in the LLC Agreement. The foregoing power of attorney is hereby declared to be irrevocable and a power coupled with an interest, and it shall survive and, to the maximum extent permitted by law, not be affected by the subsequent death, incompetency, disability, incapacity, dissolution, bankruptcy or termination of the undersigned and the transfer of all or any portion of the undersigned’s Shares and shall extend to the undersigned’s heirs, successors, assigns and personal representatives. The undersigned hereby agrees to be bound by any representation made by the Manager or AIC, and each of their authorized officers or attorneys-in-fact, as the case may be, acting in good faith pursuant to such power of attorney; and the undersigned, to the maximum extent permitted by law, hereby waives any and all defenses that may be available to contest, negate or disaffirm the action of the Manager, AIC or any series of AIC, and each of their authorized officers or attorneys-in-fact, as the case may be, taken in good faith under such power of attorney in accordance with this Subscription Agreement. The undersigned hereby agrees to execute and deliver to AIC promptly after receipt of AIC’s written request therefore, such other and further statements of interest and holdings, designations, and further statements of interest and holdings, designations, powers of attorney and other instruments that AIC deems necessary to comply with any laws, rules or regulations relating to AIC’s or the Series’ activities. (9) ANTI-MONEY LAUNDERING Notwithstanding any other provision of this Subscription Agreement to the contrary, AIC and the Series, and the Manager, in its own name and on behalf of AIC and/or the Series, shall be authorized, without the consent of any person or entity, including the undersigned, to take such action as it determines to be necessary or advisable to comply, or to cause AIC and the Series to comply, with any anti-money laundering or anti-terrorist laws, rules, regulations, directives or special measures. (10) GOVERNING LAW This Subscription Agreement will be governed by and construed in accordance with the laws of the State of Delaware (without giving effect to any choice of law or conflict of law rules or provisions that would cause the application of the laws of any jurisdiction other than the State of Delaware). (11) ENTIRE AGREEMENT This Subscription Agreement, the LLC Agreement and the other agreements or documents referred to herein or in the LLC Agreement contain the entire agreement of the parties hereto or therein with respect to the subject matter hereof and thereof, and there are no representations, covenants or other agreements except as set forth herein or therein. (12) SUBSCRIBER SIGNATURES Apollo Infrastructure Company LLC is required by law to obtain, verify and record certain personal information from you or persons on your behalf in order to establish the account. Required information includes name, date of birth, permanent residential address and social security/ taxpayer identification number. We may also ask to see other identifying documents. If you do not provide the information, Apollo Infrastructure Company LLC may not be able to open your account. By signing the Subscription Agreement, you agree to provide this information and confirm that this information is true and correct. If we are unable to verify your identity, or that of another person(s) authorized to act on your behalf, or if we believe we have identified potentially criminal activity, we reserve the right to take action as we deem appropriate which may include closing your account. The undersigned’s signature pages to this Subscription Agreement shall also constitute a counterpart signature page to the LLC Agreement upon acceptance thereof by AIC and the Series. Please separately initial each of the representations below. Except in the case of fiduciary accounts, you may not grant any person a power of attorney to make the representations on your behalf. In order to induce Apollo Infrastructure Company LLC to accept this subscription, I hereby represent and warrant to you as follows: INVESTOR CO-INVESTOR I have received a copy of the PPM. INITIALS INITIALS I am an “accredited investor” as defined in Rule 501 promulgated under Regulation D under the U.S. Securities Act of 1933, as amended (the “Securities Act”). All investors please also complete the INITIALS INITIALS questionnaire in Appendix A. I acknowledge that there is no public market for the Shares and, thus, my investment in Shares is not liquid. INITIALS INITIALS I acknowledge that the Shares have not been registered and are not expected to be registered under the laws of any country or jurisdiction outside of the United States except as otherwise INITIALS INITIALS described in the PPM. I am purchasing the Shares for my own account. INITIALS INITIALS I understand that the transaction price per Share at which my investment will be executed will be made available on Apollo Infrastructure Company LLC’s website at https://www.apollo.com/infraco INITIALS INITIALS I understand that I am not committed to purchase Shares at the time my subscription order is submitted and I may cancel my subscription at any time before two business days before the first business day of INITIALS INITIALS the month. I understand that I may withdraw my purchase request by notifying the transfer agent, through my financial intermediary or directly on Apollo Infrastructure Company LLC’s toll-free, automated telephone line, (888) 926-2688. AIC-IU233450 (1223) PAGE 4 OF 8