He is recorded by The Electoral Commission as having donated to Conservatives IN, a pro-EU campaign in the UK's EU referendum of June 2016. He has also previously made donations to the Conservative Party.
- Roger Gerard Orf, 'Companies House', Accessed 17/9/2016
- 'Our Team - Roger Orf', Apollo Global Management, accessed 30 June 2016
- Oliver Wright, Solomon Hughes, Jamie Merrill, Party funding: Tory coffers benefit from donors' fears of Labour mansion tax, 'The Independent', Accessed 7/9/2016
- Electoral Commission, Conservatives IN Donations, accessed 30 June 2016