JOHANNESBURG – World Cup-winning captain Siya Kolisi is one of eight Springboks who have signed contract extensions with Western Province Rugby and will play for the Stormers in 2020 and beyond.World Rugby Player of the Year Pieter-Steph du Toit, Steven Kitshoff, Bongi Mbonambi, Scarra Ntubeni, Frans Malherbe, Damian Willemse and Dillyn Leyds have all joined Kolisi and a host of other talented players in committing to the Stormers until 2021.Props Kwenzo Blose, Leon Lyons and Neethling Fouche, locks JD Schickerling and Chris van Zyl, loose forwards Juarno Augustus, Ben-Jason Dixon, Johan du Toit and Nama Xaba and backs Sergeal Petersen, Edwill van der Merwe, Dan du Plessis, Jean-Luc du Plessis and Sihle Njezula have all signed new contracts with Western Province Rugby.Stormers head coach John Dobson said that he was looking forward to building a competitive squad around these key players.“Players like Siya Kolisi, Pieter-Steph du Toit, Steven Kitshoff, Bongi Mbonambi, Scarra Ntubeni, Dillyn Leyds, Damian Willemse and Frans Malherbe are part of the fabric of DHL Stormers rugby, so it is fantastic to know that they will all be around to add value to our team environment in the next two years,” he said.Kolisi said that by keeping the core of the squad together, the Stormers have a great opportunity to achieve something special next season.“I have been playing with some of these guys my whole career and we are all looking forward to reaching new heights in a DHL Stormers jersey. We have a strong group of senior players and talented youngsters coming through all the time, which is what we need to reach our goal of rewarding the faithful for their incredible support,” he said.“I know it has been a tough few years for us and our Faithful, we really appreciate them for sticking with us and hopefully we will have plenty to celebrate in the future,” he said.The Western Cape side open their 2020 Super Rugby campaign against the Bulls on 8 February.