About Duncan Miller

Duncan was a co-founder of HeatSpring and worked with instructors, students, and industry partners. In his free time, Duncan volunteers caring for trees with Friends of Trees as well as Friends of Mt. Tabor.

Reminder February 3, 2017 is the NABCEP Certification Application Deadline

NABCEP Certified Professionals are in demand by state incentive programs, employers, insurers and projects around the country. The opportunity to sit for the certification exam only comes twice a year, so act now to give yourself a brighter future.

The next application deadline is February 3, 2017!

In order to sit for the exam, you’ll need to […]

January 5th, 2017|Categories: Certification, NABCEP, Solar, Solar Design & Installation||

Results from our Customer Survey and Changes at HeatSpring

Over the past few months we have been conducting some intensive research and analysis of our customers. We conduced a large survey to our mailing list and received over 800 responses, about 50% were customers who had purchased a course for $1,000 or more and 50% were leads who decided not to buy but did take […]

January 4th, 2017|Categories: Uncategorized||