Puget Sound Bike Share riders will be cruising Capitol Hill by September — and Group Health has tossed in its support to sponsor some of the 50 stations planned for Capitol Hill, South Lake Union, Downtown and the U-District: Local non-profit health care provider Group Health has announced its support of bike share docking stations for Seattle’s upcoming bike share network, signing up to sponsor 15 stations in Capitol Hill and South Lake Union.  Group Health has thousands of employees who work at four facilities – Capitol Hill Campus, Downtown Seattle Medical Center, Group Health Research Institute, and their headquarter offices – between the Capitol Hill and South Lake Union neighborhoods.Additional local companies, including Vulcan, REI, Seattle Children’s Hospital, Fred Hutchinson Cancer Research Center, Spectrum Development Solutions and others have also signed up to sponsor bike share stations.