Alpen Energy Group

Alpen fabricates and markets very high energy performing windows from its headquarters in Boulder, Colorado. Alpen supports insulating shutter development by Synertech's sister company, Synergistic Building Technologies, Inc.

http://www.alpeninc.com...

Sunflower Corporation

Sunflower is a Boulder, Colorado-based corporation that develops innovative daylighting systems for market. Several members of the Synertech Systems Corporation team are also involved in Sunflower work.

http://www.sunflowercorp.biz...

Synergistic Building Technologies, Inc.

Synergistic Building Technologies is a Boulder, Colorado company that develops moveable insulation and related products that save energy and increase comfort in new and retrofit buildings

http://www.SynergisticBT.com...