Green Technology Solutions, Inc. (OTCPK:GTSO) is looking for acquisition opportunities. Representatives of Green Technology Solutions are in Colorado this week, targeting potential partnerships and acquisitions in the state's rapidly maturing legal cannabis industry. Wallace W. Browne, Chief Executive Officer of Green Technology said on February 13, 2015, that Green Technology is in the midst of a major acquisitions campaign to fill out its asset portfolio with new technology products, services and innovations in the $2.7 billion United States cannabis industry.