Exhibit 99.6
July 10, 2026
Capstone 72, Inc.
1440 Rockside Rd, Suite 118, Rockside Plaza, Parma, OH 44134
Dear Sirs:
Pursuant to Rule 438 under the Securities Act of 1933, as amended, I hereby consent to the references to my name in the Registration Statement on Form S-11 (the “Registration Statement”) of Capstone 72, Inc. (the “Company”) and any amendments thereto, which indicate that I have accepted the nomination to become a director of the Company. I further agree that immediately upon the United States Securities and Exchange Commission’s declaration of effectiveness of the Registration Statement, I will serve as a member of the board of directors of the Company.
| Sincerely yours, | |
| /s/ Khoo Chin Hang Nicholas Aaron | |
| Name: Khoo Chin Hang Nicholas Aaron |