American Industrial Heat Transfer, Inc. Produces air-cooled (tube-fin) and liquid cooled (shell and tube) heat exchangers.
Glazed Structures International (GSI) Manufacturer and supplier of overhead glazing systems.
Harger Lightning Protection, Inc. Supplier and manufacturer of lightning protection and grounding equipment.
Kenall Manufacturing Company Specializes in high abuse lighting including industrial, cleanroom, institutional, correctional, parking structure, security detention.
Lighting Specialties Company Distributor of task/work area, lighting, magnifiers, inspection, machine, medical examination, and computer desk lights.
Metrospect, Ltd. Provides pre-sale inspections of residential and commercial property.
Orren Pickell Designers & Builders Custom home designer and builder in northern Illinois and Lake Geneva, Wisconsin. Also offers architectural, remodeling, interior design, cabinetry, and kitchen design sevices.
Powernail Company Manufactures Powernail machines and nails for tongue and groove hardwood flooring installation.
Warmly Yours Offers a thermostatically controlled electric heating roll that can be installed under tile, vinyl and laminated flooring, marble, and hardwood floors for radiant heat.