Sanadkii 2011, Hollermann wuxuu noqday qofkii ugu da'da yaraa ee waligiis ka mid noqda kooxda qaranka, wuxuuna ku guuleystay billad dahab ah ciyaaraha Parapan American ee 2011 ee Guadalajara, Mexico. Sannadkii xigay waxay ku soo bilawday ciyaaraha Paralympic-ka ee 2012 London Paralympics
Waxaad Sanadkii 2014 Jaamacadda Texas ee Arlington (UTA) waxay siisay deeq waxbarasho oo buuxa si ay ugu ciyaarto kooxdeeda cusub ee Lady Movin 'Mavs wheelchair basketball. Waxay mar kale ku guuleysatay dahabka ciyaarihii Parapan American ee 2015 ee Toronto, Canada.