JP Morgan is the lead left book-running manager of the offering, and William Blair is the joint-book running manager. Baird, Stifel Nicoluaus Weisel and Wells Fargo are co-managers of the offering.
Link to Fender's latest S-1/A registration statement on file with the SEC:
http://www.sec.gov/Archives/edgar/data/767959/000119312512296698/d293340ds1a.htm