Holistic licence is for healthcare. He showed it to you for home rebuilding ? You should find it earlier. You should ask designer why he recommended this guy. Show to public who this guy is and you can go to court to sue him.
Thanks for owner to disclose this scam. How about: file complaint also to "Better Business Bureau helps United States, Canada, and Mexico consumers find businesses and charities they can trust. Find trusted BBB ratings, customer"