Forbes

Visitors to last week’s Intersolar North America conference in San Francisco could not help but notice the presence of a benign invader: energy storage vendors. Half the second-floor exhibition space at the Moscone West convention hall had been rented by energy storage companies.

According to Markus Elsaesser, CEO of Intersolar, the number of companies exhibiting energy storage technologies at Intersolar has increased from about a dozen just three years ago to more than 200 this year.