Exhibit 99.4

CONSENT TO REFERENCE IN PROXY STATEMENT/

PROSPECTUS

December 1, 2020

Pivotal Investment Corporation II

c/o Graubard Miller

The Chrysler Building

405 Lexington Avenue, 11^th Floor

New York, NY 10174

Pivotal Investment Corporation II (the “Company”) is filing a Registration Statement on Form S-4 with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the “Securities Act”). In connection therewith, I hereby consent, pursuant to Rule 438 of the Securities Act, to the reference to me in the proxy statement/prospectus included in such Registration Statement as a future member of the board of directors of the Company, such appointment to commence upon the effective time of the merger described in the proxy statement/prospectus.

Sincerely,

/s/ Debora M. Frodl

Debora M. Frodl