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about us

'National Fire Protection Company Headquarters

APi National Service Group (APi NSG) is a national, self-performing provider of code required testing and inspections, repair/maintenance, retrofits and design and engineering of building fire suppression and life safety systems. With the banking, bonding and financial backing of a $2.0B parent company, APi Group, Inc., we represent a family of more than 40 companies within the life safety, industrial and specialty construction industries. With over 200 branch offices throughout the United States, Canada and United Kingdom, you can rely on us for all of your facilitiesโ€™ fire protection needs.


APi NSG provides a single point of contact for customers with a regional or national portfolio of properties, while continually delivering a coordinated and consistent level of service. APi NSGโ€™s account representatives support our national account clients 24/7/365 with a toll-free number for service anywhere you have a facility.

View our inspection and service capabilities

Our Promise

We strive to build long term relationships with our clients by assembling a team dedicated to providing world class customer service based on quality, timely service, responsiveness, safety and integrity. We are a single point of contact to provide our customers with coordinated service for every level of fire protection and life safety system needs.

Our history

Our history is based on the unity found within a family of independent companies dedicated to building a safer environment through life safety, industrial and specialty construction industries.

Read more about the history of APi
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