Editing Andy Hopper (section)

===Commercial activities===
In 1978, Hopper co-founded Orbis Ltd to develop networking technologies. He worked with [[Hermann Hauser]] and [[Christopher Curry (businessman)|Chris Curry]], founders of [[Acorn Computers Ltd]]. Orbis became a division of Acorn in 1979 and continued to work with the Cambridge Ring. While at Acorn, Hopper contributed to design some of the chips for the [[BBC Micro]] and helped conceive the project which led to the design of the ARM microprocessor.<ref>{{cite web|title=Oral history of British science|url=https://sounds.bl.uk/Oral-history/Science/021M-C1379X0010XX-0004V0| publisher = [[British Library]] | date = June 2010}}</ref> When Acorn was acquired by [[Olivetti]] in 1985, Hauser became vice-president for research at Olivetti, in which role he co-founded the [[Olivetti Research Laboratory]] in 1986 with Hopper; Hopper became its managing director.

In 1985, after leaving Acorn, Hopper co-founded Qudos, a company producing [[computer-aided design|CAD]] software and doing chip prototyping. He remained a director until 1989.<ref>{{cite web|title=An interview with Andy Hopper|url=http://www.alanmacfarlane.com/DO/filmshow/hopper2_fast.htm | publisher = Alan McFarlane | date = May 2008}}</ref>

In 1993, Hopper set up [[Advanced Telecommunication Modules Ltd]] with [[Hermann Hauser]]. This company went public on the NASDAQ as [[Virata Corporation|Virata]] in 1999. The company was acquired by [[Conexant|Conexant Systems]] on 1 March 2004.

In 1995, Hopper co-founded Telemedia Systems, now called IPV, and was its chairman until 2003.<ref>{{cite web|title=It started like this...he Growth of Enterprise Networks and Entrepreneurial Eco Systems in Cambridge and around the World |url=https://alanbarrell.com/wp-content/uploads/2018/10/HEEG.pdf | publisher = Alan Barrell | date = Apr 2012}}</ref>

In 1997, Hopper co-founded Adaptive Broadband Ltd (ABL) to further develop the 'Wireless ATM' project started at ORL in the early 90s. ABL was bought by California Microwave, Inc in 1998.

In January 2000, Hopper co-founded [[Cambridge Broadband]] which was to develop broadband fixed wireless equipment; he was non-executive chairman from 2000 – 2005.

In 2002 Hopper was involved in the founding of Ubisense Ltd to further develop the location technologies and [[sentient computing]] concepts that grew out of the ORL Active Badge system. Hopper became a director in 2003 and was chairman between 2006 and 2015 during which the company made its [[initial public offering|initial public offering (IPO)]] in June 2011.<ref>{{cite news|title=Ubisense IPO ends five and a half-year wait |url=http://www.cabume.co.uk/the-cluster/ubisense-ipo-ends-five-and-a-half-year-wait.html |publisher=Cambridge Business Media |date=22 June 2011 |access-date=29 November 2011 |url-status=dead |archive-url=https://web.archive.org/web/20120206050907/http://www.cabume.co.uk/the-cluster/ubisense-ipo-ends-five-and-a-half-year-wait.html |archive-date=6 February 2012 |df=dmy-all }}</ref>

In 2002, Hopper co-founded [[RealVNC]] and served as chairman until the company was sold in 2021.

In 2002, Hopper co-founded Level 5 Networks and was a director until 2008,<ref>{{cite web|title=XILINX TECHNOLOGY LTD Company Information | url= https://find-and-update.company-information.service.gov.uk/company/04441386/filing-history?page=3 |publisher=[[Companies House]]}}</ref> just after it merged with Solarflare.

From 2005 until 2009, Hopper was chairman of Adventiq, a joint venture between [[Adder Technology|Adder]] and [[RealVNC]], developing a VNC-based system-on-a-chip.

In 2013 Hopper co-founded TxtEz, a company looking to commoditise B2C communication in Africa.<ref>{{cite web|title=TXTEZ LIMITED Company Information | url=https://find-and-update.company-information.service.gov.uk/company/08283627 |publisher=[[Companies House]]}}</ref>

Since 2019 he has been Chairman of lowRISC<ref>{{Cite web |title=lowRISC: Collaborative open silicon engineering |url=https://lowrisc.org/ |access-date=2024-06-08 |website=lowrisc.org}}</ref> Community Interest Company which develops industrial-strength open source hardware.

Hopper was an advisor to Hauser's venture capital firm Amadeus Capital Partners from 2001 until 2005.<ref>{{cite web|title=The people who make it happen (part 1) | url=https://eandt.theiet.org/content/articles/2009/01/the-people-who-make-it-happen-part-one/ | publisher=[[Engineering_%26_Technology]] | date = January 2009}}</ref>
He was also an advisor to the Cambridge Gateway Fund from 2001 until 2006.