Solar panel maker Evergreen Solar (ESLR) jumped 16% on the week after it signed two solar panel supply contracts worth a total of $1 billion. One of those deals is with German-based Ralos Vertriebs, a major European installer of solar power systems. It’s worth about $750 million alone.

Our “Surprise Friday” guest is the company’s CEO Richard Feldt. Following is a summary of the main points made during the interview.

What exactly do you do?