Dunne is vice chairman and senior managing principal of Piper Sandler, an investment bank and financial services company. He was a co-founder of Sandler O'Neill & Partners, which was acquired by Piper Jaffray in 2020.
Dunne is vice chairman and senior managing principal of Piper Sandler, an investment bank and financial services company. He was a co-founder of Sandler O'Neill & Partners, which was acquired by Piper Jaffray in 2020.