Mechanical Service, Inc.

Mechanical Service, Inc.

air conditioning-heating installation, repairplumbing, plumbers, plumbing suppliersgeneral contractorselectrical contractors & suppliers

About Us

MSI was incorporated as in March of 1972 as a merger of two of the Galesburg area’s most prominent mechanical contractors, Stigner Plumbing & Heating, Inc. and John R. Holt, Inc. Since then, MSI has become synonymous with tremendous service and quality craftsmanship for a fair price.

As time went on, MSI expanded to service the Peoria area and has thrived in that market as well. In June of 2013, MSI purchased Du-Mont Company in Peoria and has transformed the operation into one of the m


MSI Headquarters