I make games with Flash and I am interested in making games in html but I haven't seen any companies or websites which are willing to buy these games (i.e game sponsorships). I was hoping somebody could tell me about a company who would do this or why people don't buy html games?
Spil Games buy and sponsor games. They are focussing on HTML5 for their mobile gaming platform.
Also, Microsoft recently sponsored a HTML5 game developemnt competition with $40,000 worth of prices. Results out on June 9: