CONSTRUCTION INDUSTRIES OF MASSACHUSETTS (CIM) is an association representing all aspects of the transportation and public works construction industry in Massachusetts. Founded in 1921, CIM is one of the most active and effective construction trade organizations in the nation and has been working hard to advance the growth of the industry for more than 90 years. Members are general contractors, subcontractors, material suppliers, equipment dealers, engineers, consultants, insurance and bonding companies, law firms and accounting firms and many other companies interested in furthering the progress of the industry.