Hello twitter friends! We're here to tell you all about Sean Casten, a clean energy entrepreneur, CHP expert, scientist, dad band pianist, pretty fast runner, hot sauce aficianado and generally really nice Downers Grove guy.
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Hello twitter friends! We're here to tell you all about Sean Casten, a clean energy entrepreneur, CHP expert, scientist, dad band pianist, pretty fast runner, hot sauce aficianado and generally really nice Downers Grove guy.
