Nielsen's Fire Protection
Experts in Commercial Fire Safety, Protection & Training


Passion, Dilligence, Integrity


Nielsen's Fire Protection, Inc. is a family owned business started in 1996 by TJ Nielsen. As a retired firefighter and fire inspector with over 32 years of experience, TJ is uniquely qualified to assess your fire protection systems.  We are one of only a few companies in Southern California with the experience necessary to service specialty systems such as:

• Foam
• Deluge
• Dry, pre-action and stand pipes

Some of our clients include Target, Mervyn’s, the City of Lancaster, Jet Hawks Clear Channel Stadium, Mojave Airport, Scaled Composites, and Flight Research/Civilian Test Pilot School. We are committed to providing superior customer service, unquestioned integrity and the development of long-term relationships.



Get in touch

Call Us today to find out how we can save your company money on insurance and costly repairs.  

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Meet Us



T.J. Nielsen

TJ's 32+ years in the fire safety business gives him unique insight into how to solve complex problems



  • L.A. County Fire Department
  • U.S. Air Force Fire Department
  • Northrop Gruman Fire Department
  • Wild Land Fire Fighting


    • Structural Fire Fighting

      • Firefighter
      • Engineer
      • Captain
      • Inspector
    • Industry Fire Fighting

      • Fire Fighter
      • Lieutenant
      • Inspector
      • EMT
      • HAZS Mat Certified
      • Dispatcher
      • Alarm Supervisor
      • Engineer
      • Crew Chief
      • Training Officer
      • Inspector
      • Captain