San Diego-based Silvergate is a 30-year-old community bank with three branches in southern California. Yet, it has become known as a lifeline for cryptocurrency exchanges and companies that had their accounts closed or were turned down by Wall Street banks wary of an emerging asset with potential ties to money laundering. Even Warren Buffett has expressed his skepticism about bitcoin, calling it “rat poison.”

Source: Meet Silvergate’s Alan Lane, who’s bankrolling cryptocurrency exchanges