ESSMA Summit - 23rd & 24th January '24 The ESSMA family is delighted to join forces with the Johan Cruijff ArenA (JCA) for the organisation of its 10th iconic ESSMA Summit. The Johan Cruijff ArenA is one of the most sustainable stadiums in the world and is regarded internationally as a role model for modern stadium construction and operation. The stadium aims to be net positive by 2030 and it can teach us a lot in terms of sustainibility, among other…