Googling his cell number brings up various other ads and pages, plus some face and abs photos. He looks familiar, I think he's advertised on the regular massage sites.
https://www.beautynailhairsalons.com/US/New-York/229429977102727/Tomer-Brosky
and considering he offers enemas, I'd say it's pretty intimate work:
https://www.blogger.com/profile/17632960682164119573