Contact championship headquarters

If you have questions about the 2023 U.S. Senior Open at SentryWorld, contact our championship headquarters.
USSO Headquarters USSO Headquarters
Office Hours:
Monday–Friday, 8 a.m.–5 p.m. CT
U.S. Senior Open headquarters
340 Division St. N.
Stevens Point, WI 54481

Championship staff

If you have questions about the championship, please contact one of our team members:
Michael Cataldo Michael Cataldo

Michael Cataldo

Championship Services Manager
Office: 715-544-1031
Cell: 515-360-4333

Steve Marino Steve Marino

Steve Marino

Operations Manager
Cell: 203-451-4223

General inquiries

Contact us if you have general questions about the 43rd U.S. Senior Open Championship at SentryWorld, June 29–July 2, 2023. Our team typically responds within 1–2 business days.

Contact our team