Ekstraklasa - Wikiwand
Ekstraklasa, officially known as PKO Bank Polski Ekstraklasa due to its sponsorship by PKO Bank Polski, is a professional association football league in Poland ...
www.wikiwand.comEkstraklasa SA as a company operates 18 clubs; season runs July–May. double round robin format, sometimes divides into championship and relegation groups depending on the season design. Its shareholders are the 18 top-tier clubs together with the PZPN. Sponsorship branding under sponsorship PKO Ekstraklasa.