Fast Company:  We’ve had our eye on CalStar, a manufacturer of fly ash brick and fly ash paver masonry, for a long time. The startup, which was featured at this year’s West Coast Green Innovation Pipeline, is a triple threat: It generates 85% less CO2 Continue reading →

Silicon Valley cleantech journalists, Always On, name CalStar one of five finalists in the Green Building category of 2010′s Going Green 100 – Top cleantech company’s in the Silicon Valley

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Environmental Design & Construction and Sustainable Facility Reader’s Choice Award Nominee, 2010.  Stay tuned for the results!