Leading association for contractors in Northeast Ohio. Strengthen your company through membership, which includes: free OSHA 30 training, robust professional development offerings, and opportunities to shape and lead the industry through working labor and legislative advocacy committees. Affiliated Trade Associations: AGC of Ohio, Cleveland Division Carpenter Contractors Association Concrete Contractors Association Deep Foundation Contractors Association Glazing Contractors Association Greater Cleveland Roofing Contractors Association Interior Systems Contractors Association Mason Contractors Association Millwright Employers Association Residential Carpenter Contractors Association Steel and Iron Contractors Association Tile-Marble-Terrazzo Contractors Association