Dear <FIRST NAME>,
As President of the <CLUB NAME & WEBSITE LINK>, it is my pleasure to welcome you to <LOCATION>. I hope you enjoy your summer in the region as you complete your internship.
During your time in <CITY>, I hope you will utilize our club as a resource. We are happy to provide information and recommendations. In addition, I am excited to invite you to attend our summer events:
<LIST OF EVENTS>
Our events provide you with the unique opportunity to access the Wharton alumni network while still a student. I hope you will take advantage of this opportunity.
Please contact me if you have any questions.
Best regards,
<CLUB PRESIDENT NAME>
<CLUB PRESIDENT SIGNATURE>