Armstrong Group of Companies is a venture capital firm in Pennsylvania that focuses on providing television and internet services. Founded 1946 in Butler, Pennsylvania, United States, it invests in late stage ventures. It usually funds Series C rounds. Armstrong Group and Associated Partners has invested in LifeShield on July 1, 2007. This investment on the Series C round of LifeShield was valued at $13.5M. ArmstrNo Infoong Group and Associated Partners later exited this company. LifeShield is a monitored wireless security system that provides superior protection and the best value in-home security.