Betting companies 188Bet and McBookie have been unveiled as the latest Authorised Betting Partners of the British Horseracing Authority.
Under the deals, 188Bet and McBookie will make voluntary contributions to the sport based on their British racing businesses.
The agreements follow those already reached with Betfair, bet365, 32Red, Sky Betting & Gaming, Bet Victor, BetStars, SeanieMac and ApolloBet.
The partners have agreed to pay contributions to the Levy board of British racing on a quarterly basis for three years.