IVI, Inc is a full service industrial ventilation contractor with 150 employees spread over five locations: three in Northeast Wisconsin, one in Spartanburg, South Carolina, and one in Muskogee, Oklahoma. These facilities total more than 86,500 square feet of manufacturing space servicing the United States, as well as Canada and Mexico. IVI, Inc. has used technology and experience as fuel for developing innovative air quality solutions. We have evolved into one of the only full-service, mechanical contractors in the United States, specializing in industrial ventilation systems. (less)