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Local Area

Solar Energy International's administrative headquarters is based in the town of Carbondale, Colorado, 30 miles west of Aspen in the heart of the Rocky Mountains. Learn more about Carbondale, Colorado.

SEI's seven-acre lab facility is located in Paonia, Colorado, a little more than an hour southwest of Carbondale. Workshops in Colorado will be held in Paonia. Learn more about Paonia, Colorado.