The phrase "unveiled to" is correct and usable in written English.
You can use it to to describe the act of revealing something to someone. For example: The company unveiled their new product to the press.
See articleA plan was unveiled to split Britain's Home Office.
This week plans were unveiled to mitigate the disaster.
It was unveiled to a standing ovation in June 1947.
Saunders will be unveiled to the media at Molineux at 2pm this afternoon.
As for Beethoven's statue, it was finally unveiled to much fanfare in 1845.
CADILLAC Remember the Converj concept coupe that Cadillac unveiled to great fanfare in 2009?
A Viking statue is unveiled to the residents of Gimli, Manitoba, by the President of Iceland.
The first digital radio receivers will be unveiled to the American public in January 2003.
The program was unveiled to the public at a July 2004 news conference.
Likewise the gay Nazi character he unveiled, to loud criticism, in his 2009 ITV sketch show.
It wasn't unveiled to the public until a limited, invite-only beta release in 2004.
