Glenwood Systems, Inc. (GSI) is an independent video systems consulting firm. Services include system design consulting, design documentation drawings & labeling, documentation databases, systems installation, production engineering, equipment rental, system problem resolution and maintenance for audio, video, control, CATV and IP Networks. We welcome projects with unique custom client needs and solutions. We are independent of product dealerships and sales to allow product selection in your best interest, including reuse of existing equipment where feasible. And, we have long been recognized by industry professionals as being the leader in system design and CAD documentation.