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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.

Adventure Packages for SEI Students and Family with Brettelberg Hotel-Condo in Glenwood Springs
Are you traveling to Colorado for a SEI workshop this summer? Take a few more days to stay at the Brettelberg Hotel-Condo at Sunlight Mountain Resort in Glenwood Springs for a Rocky Mountain Adventure!

From horseback riding to whitewater rafting, the Brettelberg Hotel-Condo at Sunlight Mountain Resort welcomes SEI students all year long with great discounted adventure packages. More info: