Sustainable Contractor Certification Program Words: Dan KamysSustainable Contractor Certification ProgramThe International Masonry Institute (IMI) launched the first sustainability certification program for mason contractors in June. The IMI developed the Sustainable Masonry Certification Program to educate union masonry contractors on the nuts and bolts of sustainability practices and their role in the LEED certification process.The course addresses the different responsibilities of a subcontractor, ranging from estimating and project scope, to project management and documentation. It covers all the LEED credits that every masonry contractor should know, plus green-specific strategies such as site use, material storage and construction waste management.The IMI launched the program at a session in Pittsburgh, which is a national leader in LEED-certified buildings.