Kool-O-Matic Corporation manufactures quality ventilation products including ventilation systems for residential housing, commercial buildings, recreational vehicles, horse trailers as well as specialty vehicle applications.

DAVID A. KRUMRIE - Licensed General Contractor - is a diversified builder and has been a licensed general contractor since 1971, specializing in custom luxury homes and remodeling. A lifetime resident and registered builder in Berrien County since 1968, he provides quality workmanship and personalized service.