About Us

We built Rosenblatt Securities to bring the art of institutional brokerage into the 21st century. After decades of leading a pioneering independent agency-only execution firm, Richard Rosenblatt teamed with Joe Gawronski, a respected institutional salesman and market structure expert, and Scott Burrill, CFA, a 17-year buyside quant trading and investing veteran. From the top down, our team marries a tradition of personal service and integrity with the industry’s deepest understanding of market structure and trading dynamics.


Richard A. Rosenblatt

Chief Executive Officer & Founder

Richard is the CEO and founder of Rosenblatt Securities, an agency-only execution boutique founded in 1979. The firm executes equity trades for institutional investors through its trading desk and a team of professionals on the NYSE floor, where it is among the top executing brokers by volume.

Mr. Rosenblatt is widely regarded as one of the foremost authorities on equity market structure. An NYSE Executive Floor Governor, he has served in various capacities as an official of the NYSE for more than 25 years. Mr. Rosenblatt is the Founder of the NYSE Floor Members Emergency Fund and the Founder and First President of the Organization of Independent Floor Brokers. He is also a Trustee Emeritus of Mercy College. In addition to his professional associations, Mr. Rosenblatt is active with several philanthropic organizations, serving as Founder and Chairman of the Floor Members Outreach Program, Founder and Director of the NYSE Fallen Heroes Fund, and Trustee of the NYSE Foundation.


Joseph Gawronski

President & Chief Operating Officer

Joe is the President and Chief Operating Officer of Rosenblatt Securities. Joe is formerly a securities lawyer with Sullivan & Cromwell, a Vice President in the equities division with Salomon Smith Barney and COO of Linx, a block trading ATS. He received his B.A. in Public and International Affairs at Princeton’s Woodrow Wilson School and his J.D. from Harvard Law School. He is a member of the Advisory Board of the Journal of Trading and a member of the Board of the National Organization of Investment Professionals.


Scott Burrill, CFA

Managing Director & Partner

Scott is a Managing Director and Partner at Rosenblatt Securities. Scott is responsible for analytics, consulting and technology. He advises money managers and traders on such topics as trading strategies and implementation, short-term alpha capture, portfolio construction and capacity analysis, and better insight through data visualization. Prior to joining Rosenblatt in 2005, he spent 17 years in several key buy-side positions, including: Head of Trading Strategies at Russell Investment Group; portfolio manager/head-trader at CalPERS; and EVP/Director of Trading at Westpeak Global Advisors, a start-up quantitative equity manager that grew to more than $10 billion in assets under management during his tenure. Scott is a graduate of UC Davis and UOP McGeorge School of Law, a Chartered Financial Analyst and a Member of Chicago Quantitative Alliance. Additionally, he has a Certificate in Financial Asset Management and Engineering from the Swiss Finance Institute and recently participated in Stanford’s Graduate School of Business Executive Education program on Design Thinking.




Joseph Benanti

Managing Director & Partner

Joseph is a Managing Director and Partner at Rosenblatt. After joining Rosenblatt in 2007, Joe transitioned onto the firm’s off-floor trading operation and now leads the firm’s sales efforts. His career spans more than three decades in the securities industry, including 25 years as a member of the New York Stock Exchange, six of those years included a role as a NYSE Floor Governor. Joe served in various managerial roles as institutional floor broker with Paine Webber, Robertson Stephens, and Joseph M Benanti, Inc, among others. Joe is a current member of the National Organization of Investment Professionals.


Dr. Gordon Charlop

Managing Director & Partner

Gordon is a Managing Director and Partner of Rosenblatt Securities andis in charge of the firm's NYSE floor operations. Dr. Charlop has been a floor trader for over twenty years and was the first user of the NYSE proprietary handheld device. He holds a B.S. and an M.B.A. from the State University of New York and received his Ph.D. from the School of Business and Technology at Capella University. He is an adjunct professor at the State University of New York and a market analyst for CNBC. Additionally, he is a FINRA district 10 committee member.


Charles Roney

Chief Compliance Officer, Head of Operations, Managaing Director & Partner

Charles is RSI’s Chief Compliance Officer and has served in that role since 2005. Before coming to RSI in 2005, Charlie served as Chief Financial Officer and Chief Operating Officer of former NYSE member firm P.R. Burke & Co., Inc. Subsequent to P.R. Burke, Charlie served with NYSE Member Firm Regulation as Senior Finance Coordinator on MFR’s surveillance staff, from which he was recruited by Thomas Weisel Partners (TWP) as Vice President, Compliance, to head the Chaperoning initiative between TWP’s banking and research departments in order to implement undertakings by TWP in connection with the Global Street Wide Research Settlement, and to perform other compliance and supervision duties. Charlie has been an allied member of the NYSE since 1991.


Justin Schack

Managing Director & Partner

Justin is a Managing Director and Partner at Rosenblatt Securities. Schack heads the firm’s Market Structure Analysis group, which provides institutional traders, investors, exchange groups, regulators and other clients with in-depth intelligence on global market structure and the exchange industry. Prior to joining Rosenblatt in February 2008, Schack spent 14 years as a financial and public-affairs journalist, most recently as Assistant Managing Editor of Institutional Investor, where he authored more than 20 cover stories during his eight years on the magazine’s staff. His work has been recognized with awards from the National Press Club, the Society of Professional Journalists and the American Society of Business Publication Editors. Schack holds a BA in history from Seton Hall University and an MA in history from the University of Connecticut.