Perry Chui

AT&T Wireless is provider of wireless communications services in the southeastern United States. As of December 31, 2003, the company’s wireless communications licenses covered approximately 13.6 million potential customers in a contiguous geographic area encompassing portions of Virginia, North Carolina, South Carolina, Tennessee, Georgia and Kentucky. In February 1998. The company entered into a joint venture with AT&T Wireless. As part of this agreement, AT&T Wireless contributed personal communications services licenses for 20 MHz of authorized frequencies covering 11.3 million potential customers within defined areas of our region in exchange for an equity position in Holdings. Since that time, the company have expanded its coverage area to include an additional 2.3 million potential customers through acquisitions and license exchanges with AT&T Wireless.

McKinsey & Co., Inc. provides management consulting services. It specializes in design, marketing and sales, analytics, operations, transformation and restructuring, risk, strategy and corporate finance, and sustainability and resource productivity. The company was founded by James O. McKinsey in 1926 and is headquartered in New York, NY.

Rho Capital Partners, Inc. (Rho Capital Partners) is a venture capital firm founded in 1981 by Joshua Ruch. The firm is headquartered in New York.

Steamboat Ventures Management Corp. Inc (Steamboat Ventures) is a venture capital subsidiary of The Walt Disney Co founded in 2000 by John R. Ball. The firm is headquartered in Burbank, California.

Beijing Gridsum Technology Co., Ltd. provides online cloud-based web analytics services. It helps businesses to track, analyze and optimize their online marketing campaigns across web sites, search engines, and online video. The company was founded by Guosheng Qi in 2005 and is headquartered in Haidian, China.

PerkinElmer Optoelectronics provides biomedical and industrial applications solutions. It offers medical, biotechnology, aerospace, industrial markets and military services. The company was founded in 1999 and is headquartered in Fremont, CA.

Yoyi Media (Beijing) Interactive Advertising Co., Ltd. provides targeted online advertising and marketing solutions. It provides both impression-based and performance-based solutions for advertisers and publishers. The company has offices in Beijing , Guangzhou and Shanghai. Yoyi Media (Beijing) Interactive Advertising was founded by Zhao Zheng and Junfeng Liu in 2007 and is headquartered in Beijing, China.