People United States of America Sean O'Sullivan (engineer) peoplepill id: sean-osullivan-1SO 4 views today 4 views this weekAmerican businessmanSean O'Sullivan (engineer)BiographyListsAlso ViewedListsSean O'Sullivan (engineer) is in following listsBy field of workNotable American engineersGender:MaleBy work and/or countryNotable American EngineersGender:MaleFrom our partnersSponsoredSean O'Sullivan (engineer)