Clemens Buss shares advice on mergers and acquisitions. For the past 25 years, I have provided investment banking type services to a large number of established corporations, startups, venture capital and private equity firms, and other entities. During the first 15 years of my career I worked for Tier 1 investment banks, for the last 10 years I have worked through my own firm, Chateau Partners. Most of the M&A transactions I work on now are in the $50m —…