Who We Are.

Located in the Greater Minneapolis/St. Paul area (MN),
​Efficiency Commissioning LLC specializes in building commissioning, recommissioning, retro-commissioning, and building optimization with a focus on energy efficiency and sustainability. 

Efficiency Commissioning LLC is proud to be a Minority Business Enterprise and an Emerging Small Business with the CERT program and we are enrolled in the City of Minneapolis Target Market Program.

Our Leadership Team

Javier Navar Payan - MSME, PE, CEM, BECxP, CxA+BE
CEO and Principal Engineer
(Registered Professional Engineer in the State of Minnesota)

Javier is the Chief Executive Officer and Principal Engineer of Efficiency Commissioning LLC with more than ten years of hands-on building systems/controls experience. He received his Bachelor’s and Master’s degrees from the University of Texas-El Paso.

Javier has a unique view of commissioning – he understands the Owner’s perspective. He worked as an in-house commissioning provider at the University of Minnesota, fulfilling a unique role of being both commissioning provider and Owner. He has witnessed the immense value of commissioning and wouldn’t recommend constructing any building without it.

With projects range from large, state-of-the-art research facilities, to healthcare buildings, to classrooms, Javier’s passion is to improve building energy efficiency while maintaining occupant comfort. He understands the balance of investing in more energy efficient technologies with the goal of achieving short-term payback for the client. 
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Javier is very involved with the Minnesota Chapter of the American Society of the Heating, Refrigerating, and Air-Conditioning Engineers (ASHRAE), serving in a variety of roles. In fact, he received the ASHRAE Minnesota Chapter President’s Award in 2019, which is an award given to one single person in the state of Minnesota. Javier was given this award for his dedication and service to the Minnesota Chapter of ASHRAE.

Elizabeth Navar
Director of Marketing & Communications 

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​Elizabeth is the Director of Marketing and Communications. She has always had a passion for words, graduating summa cum laude with honors with a degree in Mass Communications-Public Relations from University of Wisconsin-Eau Claire.

Elizabeth leads the development of all corporate messaging and communication activities. These include everything from online promotional activities, to tradeshows, to competitive proposals. Additionally, she works with the CEO on corporate strategies to grow Efficiency Commissioning LLC.

With a drive to give back to the community, Elizabeth has volunteered with multiple non-profit organizations, providing marketing/communications services. These organizations worked toward a variety of different causes, including fostering community engagement within the city, attracting young people to the aerospace industry, and assisting other non-profit companies with accounting, legal, and organizational setup.