ONCE is in the LED lighting business. It is the sole object of our focus. We design, manufacture and sell AgriShift® LED Poultry Lights and make our technologies, general illumination lamp and reusable packaging designs available to other leading companies under licensing agreements.

Our technology, research, marketing, and product development campus is located in Plymouth, Minnesota, U.S.A.

Our staff is comprised of multi-disciplined experts and includes inventors, product and application engineers, marketing and creative professionals, sales consultants, business managers, and customer service representatives.

ONCE was founded in December of 2008 by Zdenko Grajcar, a leader in LED technology innovation.

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