Sigma Motorworks was a development-stage American company that developed electric drive vehicles for the United States and European markets, with initial funding from private investors.…
United States · 2009-2010 · Coupe, Electric, Sportscar, Tandem, Two-wheeler · Associated with Matias Gorfinkiel, Steve Kase
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Brands and models — Full galleries and interactive map
Exotic car catalog — Full brand details and model specs
Documentation archive — Full scans, plus PDF and ZIP downloads