John Guirguis

Part of SoftBank Group Corp., Ziff Davis Publishing, Inc. publishes technology-based digital content products. The company is based in New York, NY. Ziff Davis Publishing was acquired by SoftBank Group Corp. on October 01, 1994 for $198.91 million.

Grant Thornton LLP provides accounting, tax and business consulting services. It offers advisory, business consulting, business risk, enterprise technology and innovation, transaction services, data analytics, cyber risk, and data integrity services. The firm serves the construction, real estate and hospitality, consumer and industrial products, energy, financial services, health care and life sciences, not for profit organizations, private equity, public sector, and technology industries. The company was founded in 1924 and is headquartered in Chicago, IL.

Ernst & Young provides accounting services. Its services include auditing, accounting, tax and transaction services, assurance and advisory business, online transaction advisory and a wide range of financial services. The company was founded by Arthur Young and Alwin C. Ernst in 1881 and is headquartered in Kansas City, MO.

First Data Merchant Services Corp. provides electronic payment solutions. It provides services to businesses and financial institutions. The company enables merchants to accept various forms of payments, such as credit cards, electronic benefits transfers, online debits, offline debits, wireless transactions, smart/chip, stored-value and private label cards. First Data Merchant Services was founded in 1871 and is headquartered in Greenwood Village, CO.

DealerTrack, Inc. provides on-demand software and data solutions for the automotive retail industry. It offers application processing, credit bureau access, electronic contracting and lease comparisons solutions. The company also provides credit, used vehicle valuations and activity reports. DealerTrack was founded in 2001 and is headquartered in Lake Success, NY.

Custom Computer Specialists, Inc. provides information technology services. The firm's services include project management, onsite staffing and outsourcing, network design, installation and support, wireless solutions, professional development, warehousing, just-in-time delivery and installation services. The company was founded by Gregory G. Galdi in 1979 and is headquartered in Hauppauge, NY.

Part of VeriFone Systems, Inc., Lipman USA, Inc. provides research and development and marketing. The company is based in Syosset, NY.