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Members’ biographical register

Mr Sean Kimberley L'Estrange

Principal Honours
Date: 19 September 1967
Place: Perth, Western Australia
Son of Gordon and Marjorie L'Estrange
Marriage and Family
Married to Alyson
Children: two sons
Aquinas College
B Ed, Dip T, M Ed, Grad Dip Resource Man, Grad Dip Man
Management consultant, army officer and teacher
Employment History
  • Pre 2005: Senior school economics teacher, head of an academic department, middle school leader and leader of school-based youth development programs at Christ Church Grammar School, Ursula Frayne and Mandurah Catholic Colleges and Wesley College
  • Circa 2006-2013 leadership and performance improvement consulting business
  • Circa 1987-2017 Infantry Army Officer in both the Army Reserve and on continuous full-time service with the Regular Army:
  • Lieutenant Colonel - deployed to Afghanistan as part of the International Security Assistance Force as Australian Task Force commander's Operations Analyst to Uruzgan Province and posted in direct support of the Australian battle group led by 1 RAR and later 6 RAR
  • Reached the rank of Colonel
  • Commanded a reserve infantry regiment that trained and deployed soldiers for the Regional Assistance Mission to the Solomon Islands
  • Prepared and deployed troops for national security tasks
Date Elected
9 March 2013
Inaugural Speech

Inaugural Video
Search for speeches by Sean L'Estrange
Parliamentary Service
  • MLA for Churchlands 9 March 2013 to present. Elected to the Thirty-Ninth Parliament for Churchlands on 9 March 2013 in succession to Hon Dr Elizabeth Constable (retired)

  • Minister for Mines and Petroleum; Small Business from 31 March 2016 to 23 September 2016
  • Minister for Mines and Petroleum; Finance; Small Business from 23 September 2016 to 17 March 2017
  • Shadow Minister for Mines and Petroleum; Economic Development; Defence Issues; Innovation and ICT; Science; Manager of Opposition Business from 25 March 2017 to to 19 January 2018
  • Shadow Minister for Health; Mental Health from 19 January 2018 to 27 June 2019
  • Shadow Minister for Corrective Services; Housing from 27 June 2019 to 28 February 2020
  • Shadow Minister for Corrective Services; Emergency Services; Defence Issues; Racing & Gaming from 28 February 2020

  • Member Joint Standing Committee on the Corruption and Crime Commission from 22 May 2013 to 18 March 2014
  • Member Public Accounts Committee from 18 March 2014 to 31 March 2016 (Chairman from 19 March 2014 to 31 March 2016)
  • Member Joint Standing Committee on Audit from 18 March 2014 to 31 March 2016 (Deputy Chair from 18 March 2014)
  • Member Economics and Industry Standing Committee from 23 May 2017 to 28 November 2019. (Deputy Chair from 24 May 2017)
  • Co-opted member Economics and Industry Standing Committee's Inquiry into microgrids and associated technologies in WA from 28 November 2019
  • Member Community Development and Justice Standing Committee from 28 November 2019.
B Ed, Dip T, M Ed, Grad Dip Resource Man, Grad Dip Man, psc(j) (Passed Australian Command and Staff College, a military qualification)
Parliament of Western Australia, Current Members, Accessed 14 May 2014
Further Information