Mike Clark, Phil Hulse launch Green Street Properties | St. Louis Business Journal | Feb 17, 2008 1601 South Jefferson Redevelopment | U.S. Green Building Council | 2015 Green Street to redevelop coke plant | St. Louis Business Journal | Sep 3, 2009 Sheet Metal Workers to open $15 million green facility | St. Louis Business Journal | Sep 13, 2009 EPA, Hastie reach agreement on old Solutia site cleanup | St. Louis Business Journal | Sep 30, 2009 Structures: HOK’s net-zero design is theoretical — but doable | St. Louis Business Journal | Mar 18, 2011 Sheet Metal Workers break ground on $15M HQ | St. Louis Business Journal | Jul 1, 2010 Sheet Metal Workers to break ground on $15M headquarters | St. Louis Business Journal | Jun 22, 2010 St. Louis pushes for new life in North Riverfront | St. Louis Business Journal | May 2, 2010 Sheet Metal Workers project gets $660K in state aid | St. Louis Business Journal | Mar 17, 2010