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Contact Us

This page shows a number of ways that you can contact us, including our mailing address and contact information. If you would like to send us an email, please complete the form at the bottom of the page and click the "Send Email" button.

Club Info

Official Address
21268 Shore Acres Rd
Cassopolis,   MI   49031
United States of America
Street Address
21268 Shore Acres Road
Cassopolis,   MI   49031
United States of America
Mail Payments To
P.O. Box 363
Cassopolis,   MI   49031
United States of America
Phone Number

Club Contacts

John Seidl
Rental Contact
Tom Nolan
Marilyn Gardner
Membership Chair
Ginny Rapp
Web Manager
Sue Heinrich

Send Us an Email


Website Technical Support

If you have a problem logging in, updating your profile, renewing your membership, or making a payment, please call ClubExpress Support.

Please Note We are unable to provide information on Diamond Lake Yacht Club activities or policies, or to supply contact information that is not already displayed on this page.

Toll Free: 1-866-HLP-CLUB (457-2582)     Outside the US: +1 847-255-0210
Telephone support is available from 6:30 AM to 9:00 PM, Mon-Fri, US Central time. Outside these hours, please email