The Postcode Lottery Green Challenge is one of the world's largest competitions in the field of sustainable entrepreneurship. Green start-ups from all over the world can submit promising sustainable business plans from the 1 March 2017 until the 1 June 2017 for the 11th edition. The winner will receive €500,000 to further develop their product or service, and to bring it to market. The runner-up will receive €200,000. The winner will chosen by an international jury.