D&S Communications - Elgin, IL
Distributor, Service Company
Complete turnkey network management systems including Local Area Networks (LAN), Internet, Voice over IP, Unified Messaging and CTI. Specializing in PBX, key systems, components, repairs, installation/de-installation, voice messaging, call accounting systems and long distance services. Consulting and technical support, cabling, asset management, consignment sale and financial services available.
www.dscomm.com/aboutus/index.cfm

Marsh Electronics, Inc. - Locations
Distributor, Service Company
Stocking distributor of networks. Vendor managed inventory (VMI) and internet replenishment programs available. RoHS complaint. Meets IPC A620 standards. UL listed. JIT and Kan Ban delivery.
Brand Names: Belden
www.marshelectronics.com/products/line-card...

Black | Line Consulting - Naperville, IL
Service Company
Network Management & Technology Infrastructure Services.

Orbitel Systems Group - Wood Dale, IL
Distributor, Service Company
Distributor of telecommunications equipment including telephone wiring, video surveillance, & business & home network systems.

Siemens Infrastructure & Cities, Building Technologies - Buffalo Grove, IL
Manufacturer, Custom Manufacturer
Network integration services. Mfr of communication networks: LAN, teleconferencing, wireless communication systems. Devices for end users to complex network infrastructures for enterprises & carriers as well as related services. Flexible IP & convergence platforms, security features, expandability. Applications in unified messaging, CTI & mobile communications. ISDN, cordless & IP phones.

Micro Tech Systems, Inc. - Northbrook, IL
Distributor, Manufacturers' Rep, Service Company
Distributor & mfr's. rep. of computers, networks & printer. Computer services.
Brand Names: Dell, Gateway, Hewlett-Packard, IBM, Sony

Netechcom - Skokie, IL
Manufacturer
Manufacturer Of Network Systems