Haven, the Amazon-Berkshire-JPMorgan venture to disrupt healthcare, is disbanding after 3 years (Hugh Son/CNBC)

Hugh Son / CNBC:

Haven, the Amazon-Berkshire-JPMorgan venture to disrupt healthcare, is disbanding after 3 years  —  – Haven began informing employees Monday that it will shut down by the end of next month, according to people with direct knowledge of the matter.  — Many of the Boston-based firm’s 57 workers …