Probably not, because after 15 years once this is found, they’ll probably not know who the pranker is, unless they want to sue the company that made that building. Also, I don’t think it’s at all likely anyone will get a heart attack.
The branded gear is a great idea because if this is OP's company he knows 30 years from now if someone calls his company asking about a skeleton that the cabinet got updated.
Unless they find this meme, figure out the time frame it came from and figure out who owned the house at the time.
