Penson Worldwide, Inc. was founded in 1995 and is headquartered in Dallas, Texas. Penson Worldwide, Inc. (Penson) is a holding company. The Company is a provider of a range of critical securities and futures processing infrastructure products and services to the global financial services industry. The Company’s products and services include securities and futures clearing and execution, financing and cash management technology and other related offerings. The Company conducts business, through its wholly owned subsidiary SAI Holdings, Inc. (SAI). SAI conducts business, through its principal direct and indirect operating subsidiaries, Penson Financial Services, Inc. (PFSI), Penson Financial Services Canada Inc. (PFSC), Penson Financial Services Ltd. (PFSL), Nexa Technologies, Inc. (Nexa), Penson GHCO (Penson GHCO), Penson Asia Limited (Penson Asia) and Penson Financial Services Australia Pty Ltd (PFSA).