Martha is founder and executive chair of doteveryone.org.uk. Doteveryone is the first public value creating organisation dedicated to making Britain brilliant in the networked age.
Martha co-founded Lastminute.com in the dotcom boom of the early 2000s and has subsequently served on public service digital projects. She is a board member of Channel 4, mydeco.com, Marks & Spencer, and chairs the board of the digital skills charity, Go ON UK. She joined the House of Lords as a crossbencher on 26 March 2013, becoming its youngest female member. Lane Fox was also appointed as Chancellor of the Open University as of 12 March 2014.