Precision, safety, innovation - the science of fire protection
For decades, Guardian Services has set the standard in development of flow calculation software for gaseous fire extinguishing systems. GSI provides consulting services and research and development for manufacturers, designers, and users of special hazard fire extinguishing systems as well as expert witness service to the legal profession.
About
Engineering & Consulting
Guardian Services, Inc. was established in 1985 to provide scientific and technical assistance to those who design, manufacture, test and use fire protection systems. GSI is a world leader in development and application of special hazards fire protection. We provide consulting services and expert witness services. GSI is headed by Tom Wysocki and Jessica Hubert.
Technology
Software Development
- 20.09.2025
- Clean Agent Software
Listed and approved OEM clean agent software for inert gas and halocarbon clean agents including IG-541, IG-100, IG-55, IG-01, HFC-127ea, HFC-125, HFC-23, FK-5-1-12.
- 20.09.2025
- CO2 Flow Software
Calculates flow of high pressure CO2 using NFPA 12 methods. For those who need a quick way to estimate pipe and nozzle sizes.
- 20.09.2025
- Carbon Dioxide
Recognized as the world experts in OEM software for both low pressure and high pressure system design.
- 20.09.2025
- Dry Chemical
GSI developed the first OEM flow calculation for complex engineered dry chemical systems.
- 20.09.2025
- Verification of Flow Testing
GSI pioneered verification of flow testing to meet listing requirements for flow calculation software.
- 20.09.2025
- Agency Approvals
GSI works with agencies helping clients obtain listings and approvals for software and system hardware.
Guardian Services Inc.
Consulting / Expert Witness
GSI provides a wide range of consulting services related to control of fire in special hazards. We provide hazard analysis, project management, system commissioning and review. We have experience in fire protection for marine applications, arctic environments, power generation, various commercial and industrial settings. GSI personnel have developed training courses in fire and explosion prevention, special hazard system design, and related fire safety topics. We have worked with nationally recognized testing laboratories on special projects including full scale fire testing for clients in the nuclear power industry (picture Cable Fire Test in Cardox Cabinet) and development of self-contained sprinkler systems for mobile homes. Please contact us to discuss how we might serve you.
Are you interested?
We will be happy to answer your questions, discuss your business needs, and review the services we can offer to help your business.
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