Seward & Kissel LLP represented Boris Onefater and Greg Farrington, the co-founders of Constellation Advisers, an industry leading U.S. co-sourced and outsourced investment management services provider, in connection with the sale of Constellation Advisers to investor services group IQ-EQ, a portfolio company of private equity firm Astorg.  Following this transaction IQ-EQ employs a global workforce of over 3,400 people located in 23 jurisdictions and has assets under administration exceeding US$500 billion.