Intelligent Windows for a Better Environment - US e-Chromic is commercializing a reflective electrochromic thin film invented at the NREL.  This film allows for high efficiency, intelligent window retrofits without the removal of the existing window.

CliftonLarsonAllen, Clifton Gunderson and LarsonAllen, ranked as two of the nation’s top 20 certified public accounting and consulting firms, have completed our merge to form CliftonLarsonAllen LLP (CLA).

Alumni Companies



American Electric Vehicles, Inc (AEV) designs, manufactures and sells electric shuttle buts vehicles and has developed an all-electric shuttle bus incorporating proprietary and patented technologies.


BiO2 Solution

The BiO2 Solution™ is an engineered and patented algae-based process that is a natural and green replacement to the mechanical aeration and mixing components of aerobic lagoons for wastewater treatment plants.



Bright Energy Storage Technologies

Bright Energy Storage Technologies has a revolutionary energy storage technology that could emerge as one of the keystones of energy management and could facilitate widespread adoption of intermittent renewable energy generation technologies.


Bye Energy

Bye Energy is commercializing alternative energy technologies for the general aviation market.  The company's current focus is developing electric and electric hybrid propulsion systems as an alternative to the internal combustion engine that currently powers single engine propeller aircraft.


CW Industries

CW Industries has a combined hardware and software solution to manage rooftop HVAC  systems and is currently being utilized in retail, office, campus, medical, and warehouse environments throughout North America.



Contemporary Shelters

Contemporary Shelters is developing a line of Energy Star, LEED rated, small footprint homes. The company uses new urban styling to adhere to energy efficiency, sustainability, and naturally lit spaces.



Dragonfly Solutions

Dragonfly Solutions works to reduce pollution, save electrical costs and provide demand-side management through energy efficient systems for K-12 schools and universities across the country.



EcoVapor Recovery Systems

EcoVapor Recovery Systems has developed a state-of-the-art vapor recovery technology for oil and gas wells provides a industry leading economic return as well as addressing an increasingly regulated environmental concern.


GoSmart Technologies

GoSmart Technologies designs and builds electric vehicle charging stations for public and private use. With their cost-leading position in the market and initial installations in place, the company is poised to establish a dominant position in the rapidly emerging electric vehicle market.



Iron Edison

Iron Edison is redefining off-grid energy storage using advanced Nickel-iron (Ni-Fe) battery technology. Vastly out-lasting the 7 year life cycle of their lead-acid counterparts, Nickel-iron battery systems have an expected life of 25 years or more and are quickly becoming the environmentally sensitive choice for off-grid and renewable energy storage applications.



P4P Energy

P4P Energy specializes in the design of structural support for solar panel and photo-voltaic arrays. The unique patented designs for structural modular support are less expensive than the competition, allow solar to be installed where it would otherwise be impossible, give a secondary use to an already developed landscape (such as parking lots), and are aesthetically pleasing.
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EcoVapor Recovery Systems in the Denver Post - December 9, 2012

REbound Technology selected to participate in Start-Up Chile - November 30, 2012