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Pioneer Alternative Investments is a New York, NY-based company in the Financial Services sector.
Dorchester Capital Advisors is a Los Angeles, CA-based company in the Financial Services sector.
Pipeline Trading Systems, LLC is a New York, NY-based company in the Financial Services sector.
Blue Marble Investments is a New York, NY-based company in the Financial Services sector.
Group One Trading, L.P. (www.group1.com) is one of the largest proprietary options trading firms in the country, with a presence on the exchange floors in San Francisco, Chicago, New York and Philadelphia.