Rooted in a Syracuse manufacturers-representative business established by Ed Cahill, EM Cahill Company supplies air filtration products and related ventilation equipment for commercial and industrial facilities. Mike Cahill brought additional product lines into the family business in 1991, and the company was incorporated in 1993. Its service work includes facility-wide HVAC filter surveys, life-cycle cost evaluations, and a Just in Time program that schedules exact filter quantities for maintenance changes.