JC,

I do not have an email contact however, I can provide you with the address and fax number if you would like?

Zurich Renaissance
Talackerstrasse 1
8152 Zurich-Glattbrugg, SWI

Fax: 011-41-1-874-5001

Another suggestion would be to fill out the online comment form. Then the information can be redirected to the hotel. If you would like to use this option, the link is as follows:

https://marriott.com/suggest/suggest.mi