Marijuana Banking has grown quickly. Here’s a look at Who’s Who

Power brokers - I spoke to half a dozen investment bankers about how their firms work in the cannabis space in terms of what they’re able to advise on — and what they’re not — and what trends they’re seeing in deal-making.

Let’s break it down bank by bank. 

Cowen

New York-based Cowen’s first cannabis-related transaction was the 2013 initial public offering of GW Pharmaceuticals on the Nasdaq. The firm in 2014 hired research analyst Vivien Azer, who co-founded the cannabis practice alongside banking Managing Director Gavin O’Reilly, a 19-year Cowen veteran.