Michael Gronager, the co-founder of Chainalysis, has agreed to leave the company permanently, two months after taking a temporary personal leave of absence. Chainalysis, a buzzy 10-year-old, New York-based blockchain data platform, will now be led by co-founder Jonathan Levin, he told TechCrunch, explaining that on Tuesday, its board of directors gave him Gronager’s job. But Levin, who has long served as the outfit’s chief strategy officer, will do more than run the company as CEO: he will also ...