Gary Gerber, founder and president of Sun Light & Power, stands on his offices roof in Berkeley. When he first began the firm in the 1970s, he had to support himself by selling cheese. (Robert Durell / LAT)
An energy-conserviing bulb is seen in the offices of Gary Gerber, founder and president of Sun Light and Power. (Robert Durell / LaT)
The bathroom key for visitors is attached to an old solar wafer in the office. (Robert Durell / LAT)
Employees’ bicycles are lined up in the parking lot at the Berkeley, California, company. (Robert Durell / LAT)
The offices of have lots of oxygen-producing plants at Sun Light and Power. (Robert Durell / LAT)
Gary Gerber, framed by his energy source, stands on the roof of his office. (Robert Durell / LAT)
