Arc, a startup led by former SpaceX engineers and developing electric boats, announced its $30 million Series A raise led by Greg Reichow, a former Tesla VP of Production, now at Eclipse Ventures. Existing investors including Andreessen Horowitz, Chris Sacca's Lowercarbon Capital and Ramtin Naimi's Abstract Ventures also participated in the funding. Will Smith's Dreamers VC, Kevin Durant and Rich Kleiman's Thirty Five Ventures and Sean "Diddy" Combs' Combs Enterprises, all previous investors, also chipped in.