HMS Fire Extinguishers, Inc. has provided business owners throughout the Manassas and Prince William County areas with quality fire protection services for almost four decades. Today, we look forward to serving and protecting you. Fires are preventable disasters that leave many businesses unrecognizable. Established in 1976, our fire safety contractor based in Marshall, Virginia, offers services and sales of fire safety equipment to prevent a disaster from leaving you without your business. Contact us today for more information.