Ray’s Way

Welcome to the Link-Nilsen Corporation. We are a family run business that was founded in 1972 by Ray Link, a man who was dedicated to the kind of service you can count on. He valued quality and integrity in business, and we are committed to serving our clients the way Ray always did, by providing quality fire protection systems for the people of the Greater Los Angeles Metropolitan area.

link nilsen process of fire protection solutions

Our Standards

We maintain a California C-16, Fire Protection Contractor License, and a General Building Contractor license.


The team at Link-Nilsen takes a great deal of pride in our work. Our goal is to provide you with the peace of mind that your life and property are protected against fire by a high quality automatic fire protection system.

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Fire Sprinkler Advisory Board logo
National Fire Protection Association logo

We are proud members of the National Fire Sprinkler Association, The Southern California Fire Sprinkler Contractors Association, The Fire Sprinkler Advisory Board of Southern California and the National Fire Protection Association.

Our Leadership

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Dave Link


Dave began working in the fire protection industry shortly after Link-Nilsen was founded by his father, Ray Link, in 1972. He is a graduate of UCLA, has a NICET level 4 certificate in water-based fire protection engineering technology, is a Certified Tester by the Los Angeles Fire Department, and is licensed to install Automatic fire extinguishing systems by both the State Fire Marshal and the Contractors State License Board.

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Ryan Bramen

Sr. Estimator & Project Manager

Ryan joined the Link-Nilsen team as a Project Manager in 1995. He is a graduate of Cal-State Long Beach with a degree in Construction Engineering Management. He has a NICET level 3 certificate in water-based fire protection engineering technology. Ryan has been involved in the Estimating, Design and Management of some of our largest projects and is currently serving as our Senior Estimator.

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Mike Glasow

Sr. Designer

Mike began his career in fire protection in 1997 when he joined the Link-Nilsen team. He is a graduate of ITT Technical Institute with a degree in Computer Aided Drafting and Design. With 20 plus years of experience on the jobsite and with an ever-evolving suite of computer enhanced design tools, Mike now leads our design team as our Senior Designer Engineer.

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Oscar Iraheta

Field Superintendent

Oscar served in the US navy as a fire protection specialist before joining Sprinkler Fitters Local 709 in 2001. Oscar joined Link-Nilsen in 2004 as an apprentice sprinkler fitter and was steadily promoted until be became our field superintendent in 2014. Oscar is responsible for coordinating all our field activities to deliver the material, equipment and crews necessary to meet or exceed our clients project schedules.

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Calla Rasmussen

MTA Inspection & Service Manager

Calla joined Link-Nilsen in 2013 to manage and schedule our service team. Calla is a graduate of Cal-State Stanislaus. Because of our growing responsibilities with the MTA she is now focused entirely on managing the inspection testing and maintenance of the fire protection systems in the Los Angeles Metro rail and bus facilities.

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Toni Callahan

JPL Program Manager

Toni joined our Jet Propulsion Laboratory service contract team in 2019. She has a degree in Business from the University of Southern California, and a construction background. She is now our JPL Program Manager for inspection, testing, and maintenance of the fire protection systems, which expanded in 2022 to include Goldstone Deep Space Network.

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  Bob Ridley





Bob is a graduate of UCLA with a degree in Economics.  He has been a Certified Public Accountant since 1988.  He has worked for a regional CPA firm, a casualty insurance company, two construction companies, and four cities.  Bob retired from the City of Pasadena where he served as their Controller for fourteen years.  Bob oversees our accounting operations as our Controller.