Areas of Expertise

  • Financial Services
  • Fixed Income
  • Research


  • Cornell University


Tim Sullivan joined B. Riley as Head of Fixed Income. Prior to B. Riley, Tim was President of Imperial Capital, LLC, responsible for leading the investment bank's sales, trading and research business. He joined Imperial in late 2019 as Managing Director and Head of U.S. Credit. Tim has over 25 years of industry experience and has held various senior positions in fixed income, including as Head of High Yield Sales & Trading at Jefferies Group LLC and as Managing Director in Credit Trading at UBS. He has a B.S. in economics from Cornell University.

B. Riley Securities provides a full suite of investment banking, corporate finance, advisory, research, and sales and trading services. Investment banking services include initial, secondary and follow-on offerings, institutional private placements, merger and acquisition (M&A) advisory, SPACs, corporate restructuring and recapitalization. B. Riley is nationally recognized and highly ranked for its proprietary small-cap equity research. B. Riley Securities formerly operated as B. Riley FBR following the merger of B. Riley & Co. and FBR & Co.