Defiance is a thematic ETF company built for the next generation of investors. Our firm’s research and focus are on sectors that align with investors’ interests, beliefs, and passions. Defiance’s suite of ETFs provides exposure to dynamic companies leading the way in disruptive technology innovations and global sustainability.


Matthew Bielski Chief Executive Officer

Matthew is a financial services executive who has devoted his entire career to ETFs. He is responsible for the development of Defiance ETFs products, as well as driving the overall firm strategy.

Before founding Defiance, he was a Senior Vice President at Direxion ETFs. Matthew also worked at BlackRock as an Investment Management Associate and as a Portfolio Analyst on the ETF trading team at ProShares. Mathew holds FINRA Series 3, 7, 24, 62 and 63 licenses.

Paul Dellaquila, CIMA®, CAIA President

Paul is responsible for distribution and product development.   Prior to joining Defiance, Paul was a leader of U.S. Wealth Advisory ETF distribution for BlackRock and was formally head of iShares Private Group sales desk. At BlackRock he had also been responsible for iShares ETF distribution efforts across the wirehouse, independent and private wealth channels and held senior roles overseeing BlackRock open end, SMA and iShares distribution for the wirehouse channel.
Paul currently holds the Certified Investment Management Analyst (CIMA®), and Chartered Alternative Investment Analyst (CAIA) designations; in addition to the Series 7, 24, 51, 63, and 65 licenses.