Exhibit 99.6

Consent to be Named as a Director

I hereby consent to being named as a person about to become a director of Navigator Gas plc in the Registration Statement on Form F-4 filed by Navigator Gas plc, any amendments and supplements thereto and any related prospectuses. I also consent to the filing of this consent as an exhibit to such Registration Statement and any amendments and supplements thereto.

Dated: September 1, 2026