Heliospectra AB To Exhibit and Present at the Marijuana Investor Summit in Denver, Colorado

Heliospectra AB To Exhibit and Present at the Marijuana Investor Summit in Denver, Colorado
San Francisco, CA (PRWEB) April 14, 2015 Heliospectra AB (OTCQB: HLSPY, FIRSTNORTH: HELIO), a world leader in intelligent lighting technology for greenhouse cultivation and plant research, is pleased to announce that it will be an exhibitor and presenter at the upcoming Marijuana Investor Summit. The event will take place on April 20-22 at the DIA ...