HELSINKI, December 15, 2010 /PRNewswire/ -- Esther Dyson and Anssi Vanjoki have invested in Valkee as part of company's EUR 400,000 angel round. Valkee makes the bright light headset to treat and prevent seasonal affective disorder and other depression types. In clinical trials, 9 out of 10 patients have had symptoms relief in four weeks, using Valkee 8-12 minutes daily - a revolutionary result.

"Our goal is to create a new category of depression treatments. Esther and Anssi are essential advisors in this journey", comments Juuso Nissila, CEO and Co-Founder. The other investors included Jyri Engestrom, a Jaiku Co-Founder, and Lifeline Ventures, an early-stage investment fund and accelerator.

Esther Dyson is an angel investor, a commentator on emerging digital technology, an entrepreneur, and a philanthropist. In 2010, Bloomberg Businessweek selected her as a top 5 angel investor in the world.

Anssi Vanjoki has been in Nokia's group executive board 1998-2010. He has held several key management positions across Nokia including its Markets, Multimedia and Mobile business units.

Valkee is currently available for European countries via company's web store at


Valkee is the maker of bright light headset to cure and prevent depression. Valkee delivers bright light direct into the brain via ear canal, where the skull is at its thinnest. In clinical studies, 9 out of 10 seasonal affective disorder patients had symptoms relief in four weeks, using Valkee daily for 8-12 minutes - a revolutionary result. For more information