David Hartkop, 30, a special effects cinematographer with previous jobs in electronics, welding and metalwork, and his brother Mike, 33 a coffee-loving businessman, might not have seemed likely partners in a risly, first-of-its-kin entrepreneurial endeavor. But in 2004, after attending college, these Costco members decided to join forces to creat a solar-heated coffee roaster.
Read more at: http://www.costcoconnection.com/connection/201208?pg=32#pg32
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