Does the designer, Hermes, have an accent over the last e? The french spelling?

Dear hel123,

The fashion designer "Hermès" is indeed written with an accent on the
last "e". This is the way they write their name in their brand logo
and on their website:
http://www.hermes.com/


Sources:
Vogue: Who is Who - Hermès, Paris
http://www.vogue.de/vogue/5/2/content/01028/

Search terms used:
hermes fashion
://www.google.de/search?hl=de&ie=UTF-8&newwindow=1&q=hermes+fashion&spell=1
"thierry hermes"
://www.google.de/search?hl=de&ie=UTF-8&newwindow=1&q=%22thierry+hermes%22&btnG=Suche&meta=
"hermes paris"
://www.google.de/search?q=%22hermes+paris%22&ie=UTF-8&hl=de&btnG=Google-Suche&meta=

Hope this answers your question!
Regards,
Scriptor