Matthew Ackley

USG Corp. engages in the manufacture and sale of building materials and solutions. It offers products for use in new residential, new nonresidential, and residential and nonresidential repair and remodel construction, as well as products used in certain industrial processes. It operates through the following segments: U.S. Wallboard and Surfaces; U.S. Performance Materials; U.S. Ceilings; Canada; and Other. The company was founded in 1902 and is headquartered in Chicago, IL.

Ritchie Bros. Auctioneers, Inc. is an industrial auctioneer, which engages in the sale of equipment to on-site and online bidders. It operates through the following segments: Auctions and Marketplaces, Ritchie Bros. Financial Services and Mascus. The Auctions and Marketplaces segment consists of live on site auctions, online auctions and marketplaces, and brokerage service. The Ritchie Bros. Financial Services segment refers to the financial brokerage service. The Mascus segment includes an online listing service. The company was founded by David Edward Ritchie in 1958 and is headquartered in Westchester, IL.

Google LLC engages in the operation of internet portal and search index website. It provides online advertising technologies, search engine, cloud computing, and software solutions. The company was founded by Lawrence E. Page and Sergey Mikhaylovich Brin on September 4, 1998 and is headquartered in Mountain View, CA.

IronPlanet, Inc. operates an online marketplace for buying and selling used heavy equipment and trucks. It offers construction equipment, cranes, mining equipment, oil and gas machinery, agricultural equipment, trucks and motors, attachments and parts, forestry machinery, forklifts, and quarry and aggregates. The firm also provides rental and online auction services. The company was founded by Reza Bundy Saadlou in 1999 and is headquartered in Pleasanton, CA.

Engineered Building Systems, Inc. provides engineering and consulting services. The company was founded on September 24, 1997 and is headquartered in Derry, NH.

Practice Fusion, Inc. engages in the development of cloud-based electronic health record platform for doctors and patients. Its platform features include e-Prescribing, medical charting, scheduling, lab integrations, patient management, patient health record, and mobile EMR and support. The company was founded by Matthew C. Douglass, Jonathan Malek, Alan Wong, and Ryan Howard in 2005 and is headquartered in San Francisco, CA.