Welcome to the Commercial and Investment Multiple Listing Service (CIMLS) Alton, Illinois homepage. This CIMLS.com page features for sale commercial real estate properties in the city of Alton and the state of Illinois. CIMLS.com provides you with access to billions of dollars of properties for sale and for lease across the nation from multifamily, retail, office to industrial, healthcare and land. CIMLS.com provides you with search tools to find just the property you are searching for by applying filters for Alton, Illinois and commercial property types including retail property, office space, industrial properties, land, multifamily apartments, and many others. Another CIMLS.com service that can support you in your search process is access to CIMLS’s certified and registered leading commercial real estate agents, mortgage brokers, and other commercial real estate professionals in Alton, Illinois to help you with your commercial real estate project. CIMLS.com is the leading independent commercial real estate property listing service provider in Alton, Illinois and all across the nation with access to the leading real estate professionals and property specific demographic data to help with your real estate project in the Alton, Illinois region.