Armstrong Telephone Company owns and operates local, independent telephone companies in West Virginia, Maryland, Pennsylvania and New York. These companies provide local and long distance services, digital calling features and DSL service.

Armstrong Utilities, Inc. is the 14th largest multi-system operator in the nation. We offer consumers hundreds of viewing options, including high definition programming, personal video recorders and video on demand, as well as high speed Internet and telephone service, all over our state of the art broadband network.

Guardian Protection Services is the nation's largest privately held security company. Headquartered in Pittsburgh, Pennsylvania, Guardian provides monitoring services throughout the United States and is consistently ranked by the prestigious industry magazine, Security Distribution and Marketing (SDM), as one of the top security companies in the nation.

Armstrong Development is a market leader in the development of commercial retail and office centers across the United States. As a developer for CVS/pharmacy and J.P. Morgan Chase Bank, Armstrong develops sites across the nation and has offices in some of the fastest-growing cities.

Armstrong Foods owns and operates Ponderosa restaurants in Pennsylvania and Ohio.

AccuSpec Electronics is a full service EMS provider in Erie, PA focusing on customers with high reliability products – medical (ISO:13485), defense (ITAR), transportation, industrial controls, etc. Included in our capabilities are PCB Assembly and Test (Rigid and Flex), Complex Harness Assembly and Test, and System Level Assembly and Test. Our 60,000 square foot state-of-the-art manufacturing facility is centrally located between Buffalo, Cleveland and Pittsburgh. We are actively servicing customers throughout the United States and internationally.