| 1980 | Westell, Inc. is founded. Primary focus is telephone signaling and transmission equipment. |
| 1988 | Westell creates the ConferencePlus business division and begins offering audio conferencing services. |
| 1989 | Westell pioneers T1 Networking Interface Unit (NIU). ConferencePlus, Westell’s multi-point telecommunications subsidiary, is incorporated. |
| 1993 | First ADSL products delivers video-on-demand. |
| 1995 | Westell launches its initial public offering. |
| | Westell receives ISO 9001 certification. |
| 1998 | Bell Atlantic begins commercial deployment of DSL service using Westell technology. |
| 2000 | Westell acquires Teltrend, strengthening its high-speed voice and data transmission product lines. |
| 2001 | Westell introduces its first integrated gateway products for high-speed residential and SOHO networking applications. |
| 2003 | Westell develops high-speed access technology that integrates both data and voice. |
| 2005 | Westell ships 15-millionth modem. |
| | Westell acquires HyperEdge, strengthening its Outside Plant business with systems to facilitate the delivery of telco network access products. |
| 2006 | The International Engineering Consortium (IEC) bestows the prestigious InfoVision award for innovation on Westell’s MediaTerminal™ product. |
| 2007 | Westell ships 20-millionth broadband networking device. |
| | Westell acquires NoranTel, Canadian-based provider of power distribution, remote monitoring and network transmission products. |
| 2008 | Westell's UltraLine™ Series3 residential gateway is named an International CES Innovations Design and Engineering Award Honoree. |
| 2010 | Westell’s HomeCloud solution is named an International CES Innovations Design and Engineering Award Honoree. |
| 2011 | Westell completes the sale of its Customer Networking Solutions division to NETGEAR. |
| 2012 | Westell completes the sale of its Conference Plus subsidiary to Arkadin. |
| 2012 | Westell acquires ANTONE Wireless, provider of tower mounted amplifiers and other cell site optimization products. |
| 2013 | Westell acquires Kentrox, provider of comprehensive site monitoring, management and control solutions. |