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About Stock USA Investments, Inc

Stock USA Investments was founded in 1999 is a, New York based member of NASD, SIPC and NFA broker/dealer. The firm is a service-oriented leader in the electronic trading field. Our goal is to provide the highest level of service in the industry at the lowest possible cost. We take great pride in our attention to technology and trader support.

Our senior management possesses many years of market experience and we believe that experience makes us ideally suited to understand our clients needs. Stock USA remains at the forefront of the on-line and direct access equity, options, and futures trading field, offering traders and investors the tools they need to meet the challenges of the markets.

Management Team

  • Guy Gentile - Chief Executive Officer
  • Timothy Looney - President & Compliance
  • Daniel Bardelli - Chief Operations Officer
  • Maria Barry - Sales/Support Manager
  • Craig Manderson - Institutional Trading

Guy Gentile
Chief Executive Officer


Guy Gentile is chief executive officer of Stock USA Investments, Inc Since founding the company in 1999, Guy has led Stock USA to become one of the fastest growing brokerage firms, executing 800 million shares in April 2007.

A leader in his field, Guy consistently motivates his talented, energetic team to think outside the box. As a result, Stock USA has provided the trading community access to one of the fastest and most reliable technology without the excessive costs associated with traditional brokers.

Before founding Stock USA, Guy trained and successfully traded in a leading brokerage firm. Due to Guy's extensive knowledge of the direct access trading, he is a well-respected in the industry.

Guy is registered with the National Association of Securities Dealers and has successfully completed the requirements to be licensed as an General Securities Representative, General Securities Principal, Options Principal, Uniform Securities Agent and Equity Trader.

Daniel Bardelli
Chief Operations Officer


Daniel Bardelli is the chief operations officer of Stock USA Investments, Daniel joined Stock USA in 1999 and is responsible for the brokerage operations.

Daniel has worked in the brokerage industry for many years and has extensive experience in the areas of compliance, trading, and brokerage operations. Daniel previously worked for a high volume Wall Street trading firm where he was director of compliance and operations.

Daniel is registered with the National Association of Securities Dealers and has successfully completed the requirements to be licensed as an General Securities Representative, General Securities Principal, Options Principal, Municipal Securities Principal, Uniform Securities Agent and Equity Trader.

Daniel earned a BA. from the State University of New York.

Maria Barry
Sales/Support Manager


Maria Barry is the sales manager at Stock USA Investments, Maria is responsible for all aspects of marketing and sales activities. Maria has helped develop Stock USA’s policy to assist in promoting sales and customer support.

Maria brings a broad knowledge of the online discount brokerage industry to her current position as well as a keen understanding of how to effectively position an organization within identified market sectors. Before joining Stock USA in 2000, Maria worked for a leading New York discount brokerage firm where she honed her skills and developed significant relationships with industry leaders.

Maria is registered with the National Association of Securities Dealers and has successfully completed the requirements to be licensed as an General Securities Representative, General Securities Principal, Options Principal, Uniform Securities Agent and Equity Trader.