This Competitive Assessment focuses on the In-building Distributed Antenna System (DAS) equipment vendor market, covering both Active and Passive DAS vendors. In-building DAS, the largest segment of the In-building Wireless market, is an area characterized by new technologies and innovations, increasing competition, and shifting markets. The Competitive Assessment includes a vendor matrix and market share for the overall DAS equipment market, including both Active and Passive DAS considered together. Corning/MobileAccess tops the vendor matrix, followed by Andrew/Commscope and TE Connectivity. Andrew/Commscope comes out on top in the market share, followed by Corning/MobileAccess and TE Connectivity. The companies included in this Competitive Assessment are Andrew/Commscope, Alvarion, Axell Wireless, Comba, Corning/MobileAccess, CSI, Ericsson, Grentech, Huawei, InnerWireless, Powerwave, RFS, Shyam, SOLiD technologies, TE Connectivity, Zinwave, and Optiway.