Nyora kuenderera mberi kweiyi ndima - Muna 2011, Sundgren akadzokera kuchikwata chake chekare muLit kwechikamu chikuru chemwaka apo Alexander Lindström aive achipora kubva pakuvhiyiwa, achivabatsira kupedzisa munzvimbo yekutanga muSweden yenyika Elite Series rwendo (kunyangwe achiuya wechipiri mumakwikwi ekupedzisira). Sundgren akatamba nechikwata pane zvakawanda zvepasi rose zvevakuru kutenderera kwehafu yekutanga yegore uye zvakare kupera kwemwaka kuEuropean Masters. Kwemwaka wa2012-2013, Sundgren aive mutungamiri wenguva yakazara weChikwata Eriksson apo timu yakatamira kuKarlstad, akabatanidzwawo naMarkus Eriksson wechipiri, sezvo vese Alexander Lindström naHenrik Leek vakatora nhanho kumashure kubva ku curling. Neboka idzva rakagadziriswazve, Sundgren nevamwe vake vakahwina mukombe weSwitzerland Basel (2012) uye European Masters (2013), pamwe neWinter Universiade (2013). Mumwaka wa2013-14, Team Eriksson yakawana nzvimbo yechipiri kuSwiss Cup Basel, Mercure Perth Masters, neSweden's Elite Series uye vakakwikwidza muCanada paWorld Curling Tour, vachiuya panzvimbo yechishanu mumitambo mitatu uye vachisvika yavo yekutanga Grand Slam Quarterfinal kuNational. Kukunda Swedish Men's Curling Championships gore iroro zvakare, chikwata chakasarudzwa kumiririra Sweden mu2014 World Men's Curling Championship
, sezvo Team Edin yakanga yamirira Sweden muEuropean Curling Championships. Kunyange zvazvo chikwata akarasikirwa Team Norway ari yokupedzisira, vakakunda Team Canada, akasiya Kevin Koe kaviri muna chiitiko.