Capitol Alarm Services is a family-owned life safety contractor that installs and services fire alarm, mass notification and ERCES/BDA emergency responder radio systems, alongside security and structured cabling work. It serves multi-family and mixed-use housing, assisted living facilities, schools and commercial and industrial buildings from Crofton, Maryland. The firm holds a Virginia Class A contractor licence (DPOR 2705187766) with the Fire Alarm Systems (FAS) specialty. It is UL certificated and a Honeywell Platinum Partner, and has been operating for more than 25 years.