Larson ya nada Gwamna Mitt Romney a watan Janairun 2005 zuwa Rose Fitzgerald Kennedy Greenway Conservancy Board, inda ta yi aiki a matsayin mataimakin shugaban kwamitin har zuwa Oktoba 2012. Magajin garin Thomas Menino ne ya zaba ta a shekarar 2004 don yin aiki a kwamitin karbar bakuncin Boston don
Jam'iyyar Democratic National Convention, kuma Gwamna-zaɓaɓɓen Mitt Romney ya nada shi a watan Nuwambar 2002 don shugabancin Teamungiyar Shige da Fice na Sufuri da Gidaje.