Riverbed Technology  Riverbed Technology, Inc. is an American information technology company. Its products consist of software and hardware focused on network performance monitoring, application performance management, and wide area networks (WANs), including SD-WAN and WAN optimization. Riverbed has its headquarters in San Francisco. In April 2015, the company was acquired by private equity investment firm Thoma Bravo, and the transaction was completed in April 2015. Jerry Kennelly, former CEO, and Steve McCanne, former CTO, founded a technology company in May, 2002, originally named NBT (Next Big Thing) Technology. The company became Riverbed Technology in 2003. Kennelly and McCanne led internal development of the first SteelHead appliances, the 500, 1000, 2000, and 5000 models, and the first SteelHead shipped in April 2004 to Environment Canada. Riverbed stock began trading on NASDAQ September 21, 2006. Riverbed opened up an off-site location at Research Park, University of Illinois at Urbana-Champaign before 2009. In February 2014, the US hedge fund Elliott Management Corporation made a $3.36 billion offer to acquire Riverbed (after a bid of $3.08 was rejected). In October 2014 ZDNet reported NetApp's acquisition of Riverbed Technology's SteelStore line of data backup and protection products, which NetApp later renamed as "AltaVault". On December 15, 2014, Riverbed announced it would be acquired by private equity investment firm Thoma Bravo, LLC and Teachers’ Private Capital, the private investor department of Ontario Teachers’ Pension Plan. The value was estimated at approximately $3.6 billion, and closed in April 2015. On April 3, 2018, Riverbed announced the retirement of Co-Founder and CEO Jerry M. Kennelly and appointment of Paul Mountford as CEO. June 12, 2019 entered into an OEM agreement to resell Versa Networks SD-WAN solution. August 8, 2019 - Xirrus sold to Cambium. October 22, 2019 - Named Rich McBee, President and CEO. On February 20, 2009, Riverbed completed the acquisition of Mazu Networks. The Mazu products, which were initially renamed Cascade (and in 2014 became part of Riverbed SteelCentral), analyze network traffic to provide information about the interactions of and dependencies between users, applications and systems. On October 21, 2010, Riverbed acquired CACE Technologies, and folded its Shark network analysis product and Pilot interface product into the Riverbed Cascade product suite.