Kammala jumla mai zuwa: A cikin 2011, Sundgren ya koma tsohuwar ƙungiyarsa a Lit don yawancin kakar yayin da Alexander Lindström ke murmurewa daga tiyata, yana taimaka musu su gama a matsayi na farko a cikin yawon shakatawa na Elite Series na Sweden (duk da cewa sun zo na biyu a wasan karshe). Sundgren ya taka leda tare da tawagar a yawancin manyan 'yan wasan duniya a farkon rabin shekara kuma a karshen kakar wasa ta Turai. A lokacin 2012-2013 kakar, Sundgren ya kasance jagora na cikakken lokaci ga Team Eriksson lokacin da kungiyar ta koma Karlstad, wanda Markus Eriksson ya shiga a matsayin na biyu, kamar yadda Alexander Lindström da Henrik Leek suka ɗauki mataki daga curling. Tare da sabuwar ƙungiyar da aka sake tsarawa, Sundgren da abokan wasansa sun lashe Kofin Switzerland Basel (2012) da European Masters (2013), da kuma Universiade na Winter (2013). A cikin kakar 2013-14, Team Eriksson ya kai matsayi na biyu a gasar cin kofin Switzerland Basel, Mercure Perth Masters, da Sweden's Elite Series kuma ya yi gasa a Kanada a kan Gasar Curling ta Duniya, inda ya zo a matsayi na biyar a wasanni uku kuma ya kai wasan kusa da na karshe na Grand Slam a National. Kasancewa da lashe gasar zakarun Sweden na maza a wannan shekarar, an zabi kungiyar ta wakilci Sweden a gasar zakarun Turai.
Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar. Kodayake ƙungiyar ta yi rashin nasara ga Team Norway a wasan karshe, sun ci Team Canada, wanda Kevin Koe ya tsallake sau biyu a cikin taron.