throughout the history of the igl recording co. the following individuals were owners of the facility: co-founders, plagman and blunt of milford along with senn of spirit lake. other owners during the period the studio was in operation were dennis kintzi of milford, dave peterson of arnolds park, jerry wolford of spirit lake, lynn wee of spencer, dee swenson of ocheyedan and rose otto of everly. five of the former owners, which includes the 3 founders, have passed away - blunt in 1994, plagman in 2007, swenson in 2015, wolford in 2009 and senn in 2019. senn opened a studio named igl audio in 1983 and was one of the founders of the iowa rock and roll hall of fame.