Exhibit 32.2

Certification of the Principal Financial Officer

Pursuant to 18 U.S.C. Section 1350,

As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

In connection with the Annual Report on Form 10-K of Warburg Pincus Access Fund, L.P. (the “Company”) for the year ended December 31, 2025, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Megan Kilcourse, Chief Financial Officer of the Company, certify, pursuant to 18 U.S.C. Section § 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to my knowledge:

(1)	The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

(2)	The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date: January 29, 2026

/s/ Megan Kilcourse

Megan Kilcourse

Chief Financial Officer

(Principal Financial Officer)

Warburg Pincus Access Fund, L.P. 10-K