William Costigan joined Guggenheim in 2013. He serves as a senior member of the Portfolio Management team primarily focused on active fixed income strategies, specifically core plus, multi-asset and short duration mandates. Mr. Costigan is also a regular speaker at national investment conferences. With over a decade of financial services experience, Mr. Costigan spent five years as an Investment Banker at KeyBank in New York and Seattle focusing on the origination, structuring and syndication of Leveraged Buyouts. He then developed investment solutions for institutional investors at the Vanguard Investment Group prior to joining Guggenheim Partners. Mr. Costigan earned an M.B.A. from Loyola Marymount University and a B.S. in Economics from John Carroll University.