4725 Independence Street
Wheat Ridge, CO 80033
Web Address: www.sis.adp.com

Contact:  Kathy Purvis
Phone:    (303) 590-6148
Email:     [email protected]

Arrowhead Solutions, Inc.
109 Highland Avenue
Needham, MA 02494
Web Address: www.arrowheadsolutions.com

Contact: Don Cottage
Phone:   (781) 657-0234
Email:    [email protected]

BETA Systems/Thomson Financial
350 N. Sunny Slope Road
Brookfield, WI 53005
Web Address: www.betasys.com

Contact:  Paul Berenson
Phone:    (262) 789-8962
Email:     [email protected]

ECI Global Systems, Inc
175 West Jackson, Suite 631
Chicago, IL 60604
Web Address: www.ecigs.com

Contact:  Phil Barnett
Phone:    (312) 408-1880
Email:     [email protected]

Electronic Brokerage Systems LLC
a subsidiary of Belzberg Technologies(USA), Inc.
141 W. Jackson Blvd., Ste. 3510
Chicago, IL 60604
Web Address: www.belzberg.com

Contact:  Tim Taylor
Email:     [email protected]
Phone:    (312) 986-6212

Exx.com LLC
70 Hill Top Road, Suite 1004
Ramsey, NJ 07446
Web Address: www.exx.com

Contact:  Douglas M. Carter
Email:     [email protected]
Phone:    732-790-0169

First Traders Analytical Solutions, L.L.C.
311 South Wacker Drive, Suite 3800
Chicago, IL 60606
Web Address: www.FirstTraders.com

Contact: James C. Kallimani
Phone: (312) 986-2007
Email: [email protected]

GL TRADE Americas
261 Madison Ave
New York, NY 10016
Web Address: www.gltrade.com

Contact: Stephan Summa
Phone:    (212) 599-0510
Email:     [email protected]

Kingland Systems Corporation
1401 Sixth Avenue South
Clear Lake, IA 50428
Web Address: www.kingland.com

Contact:  Tom Schwalen
Phone:    (507) 536-3622
Email:     [email protected]

44 Wall Street
New York, NY 10005
Web Address: www.microhedge.com

Contact:  Michael Noto
Phone:    (646) 443-8782
Email:     [email protected]

MM Squared, LLC
410 South LaSalle Street, Suite 1300
Chicago, IL 60605
Web Address: www.mmsquared.com

Contact:  Bernie Rice
Phone:    (312) 294-6032
Email:     [email protected]

Nexa Technologies
404 West Bethany Drive
Allen, TX 75013
Web Address: www.nexatech.com

Contact: Mark Munoz
Phone: (972) 747-8848
Email: [email protected]

100 Wall Street, 26th Floor
New York, NY 10005
Web Address: www.nyfix.com

Contact:  Barry W. Smith
Phone:    (212) 809-3542
Email:     [email protected]

Riptide Trading, Inc
5 Hanover Square
New York, NY 10004
Web Address: www.riptidetrading.com

Contact:  Warren Sulmasy
Phone:    (917) 584-7946
Email:     [email protected]

RedSky Securities
601 South LaSalle Street, Suite 300
Chicago, IL 60605
Web Address: www.redskysecurities.com

Contact:  Chaz Shaw
Phone:    (312) 334-8041
Email:     [email protected]

SDS Financial Technologies, Inc.
111 Broadway, 6th Floor
New York, NY 10006
Web Address: www.sdsmarketwatch.com

Contact:  George Tull
Phone:    (212) 349-3300 ext: 38
Email:     [email protected]

Wolverine Execution Services, LLC
175 West Jackson, Suite 200
Chicago, IL 60604
Web Address: www.wolve.com

Contact:  James Michuda
Phone:    (312) 884-3736
Email:     [email protected]

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