Proteks Fire Protection installs, inspects and repairs kitchen hood fire suppression systems and restaurant exhaust fans, and services fire extinguishers. It also installs and tests exit signs and emergency lighting to meet state and local fire codes. The firm works for restaurants, churches and other commercial premises across Virginia and Maryland from its base in Chantilly, with 24/7 emergency call-out. It holds a Virginia Class C contractor licence (DPOR 2705180264) with the Fire Sprinkler (FSP) specialty.