Exhibit 99(s)

POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned constitutes and appoints Michael D. Granoff, Frances Janis and Joel Kress, as his true and lawful attorney-in-fact and agent with full power of substitution and resubstitution for such attorney-in-fact in such attorney-in-fact’s name, place, and stead, in any and all capacities, to sign any and all registration statements of Pomona Investment Fund, and any amendments or supplements thereto and all instruments necessary or incidental in connection therewith, and to file the same, with all exhibits thereto and other documents in connection therewith, with the U.S. Securities and Exchange Commission, granting unto said attorney-in-fact and agent full power and authority to do and perform each and every act and thing requisite and necessary to be done, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent or his or her substitutes, may lawfully do or cause to be done by virtue hereof.

Dated: July 10, 2018

/s/ Anthony Bowe

Anthony Bowe

POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned constitutes and appoints Michael D. Granoff, Frances Janis and Joel Kress, as his true and lawful attorney-in-fact and agent with full power of substitution and resubstitution for such attorney-in-fact in such attorney-in-fact’s name, place, and stead, in any and all capacities, to sign any and all registration statements of Pomona Investment Fund, and any amendments or supplements thereto and all instruments necessary or incidental in connection therewith, and to file the same, with all exhibits thereto and other documents in connection therewith, with the U.S. Securities and Exchange Commission, granting unto said attorney-in-fact and agent full power and authority to do and perform each and every act and thing requisite and necessary to be done, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent or his or her substitutes, may lawfully do or cause to be done by virtue hereof.

Dated: July 3, 2018

/s/ Richard D’Amore

Richard D’Amore

POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned constitutes and appoints Michael D. Granoff, Frances Janis and Joel Kress, as his true and lawful attorney-in-fact and agent with full power of substitution and resubstitution for such attorney-in-fact in such attorney-in-fact’s name, place, and stead, in any and all capacities, to sign any and all registration statements of Pomona Investment Fund, and any amendments or supplements thereto and all instruments necessary or incidental in connection therewith, and to file the same, with all exhibits thereto and other documents in connection therewith, with the U.S. Securities and Exchange Commission, granting unto said attorney-in-fact and agent full power and authority to do and perform each and every act and thing requisite and necessary to be done, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent or his or her substitutes, may lawfully do or cause to be done by virtue hereof.

Dated: July 2, 2018

/s/ Edwin A. Goodman

Edwin A. Goodman

POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned constitutes and appoints Frances Janis and Joel Kress, as his true and lawful attorney-in-fact and agent with full power of substitution and resubstitution for such attorney-in-fact in such attorney-in-fact’s name, place, and stead, in any and all capacities, to sign any and all registration statements of Pomona Investment Fund, and any amendments or supplements thereto and all instruments necessary or incidental in connection therewith, and to file the same, with all exhibits thereto and other documents in connection therewith, with the U.S. Securities and Exchange Commission, granting unto said attorney-in-fact and agent full power and authority to do and perform each and every act and thing requisite and necessary to be done, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent or his or her substitutes, may lawfully do or cause to be done by virtue hereof.

Dated: July 9, 2018

/s/ Michael D. Granoff

Michael D. Granoff

POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned constitutes and appoints Michael D. Granoff, Frances Janis and Joel Kress, as his true and lawful attorney-in-fact and agent with full power of substitution and resubstitution for such attorney-in-fact in such attorney-in-fact’s name, place, and stead, in any and all capacities, to sign any and all registration statements of Pomona Investment Fund, and any amendments or supplements thereto and all instruments necessary or incidental in connection therewith, and to file the same, with all exhibits thereto and other documents in connection therewith, with the U.S. Securities and Exchange Commission, granting unto said attorney-in-fact and agent full power and authority to do and perform each and every act and thing requisite and necessary to be done, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent or his or her substitutes, may lawfully do or cause to be done by virtue hereof.

Dated: July 6, 2018

/s/ Michael J. Roland

Michael J. Roland