High-profile DJs spin major investment into Austin tech startup High-profile DJs spin major investment into Austin tech startup The pair contributed to a multi-million-dollar funding round for the local startup. Electronic dance music duo Alex Pall and Andrew Taggart — better known as The Chainsmokers — are helping turn up the volume at Austin-based startup Hearth. Pall and Taggart (said to be the world’s highest-paid DJs) contributed to a $23 million round of funding announced May 19 by Hearth, whose app helps home repair contractors extend loans to customers. Other investors in the round include investment firms Human Capital, 8VC, and Suro Capital, along with individual investors Jay Levine and Barry Sternlicht.