Judge, International Property Awards

Joint President, West Sussex Association of Local Councils (county association of parish and town councils for that area)

Patron, Chartered Association of Building Engineers and Chairman of its Awards Panel (annual construction awards scheme)

Fellow, Royal Institution of Chartered Surveyors (RICS) and Member (formerly Chairman) of its boundaries and party walls professional group (which also deals with property title and rights of light)

Guest of Compulsory Purchase Association at their annual dinner, London, 7 February 2019

Trustee, South of England Agricultural Society Company (charitable company) (interest ceased 1 March 2016)

Joint President, West Sussex Association of Local Councils (county association of parish and town councils for that area)

Chair of the Industry Consultative Committee, University of West London (linking the university outputs with construction, engineering, building technology and the regulatory world)

Consultant (formerly Part-time employee), Lawrence Foote and Partners (London) Ltd (chartered quantity surveyors)

Invitation with wife to IRRV Annual Conference 2013, Telford, Shropshire, 2 - 4 October 2013; cost of overnight stay, gala dinner attendance with wife and delegate fee met by Conference organisers; no speaking fee was paid and Member paid own travel costs

Invitation (with wife) to attend Association of Building Engineers gala dinner, 7 November 2013

A Vice-President of the Local Government Association (interest ceased 29 June 2021)

Member of the Industry Consultative Committee, University of West London School of Computing and Technology

Chairman, Rights of Way Review Committee (a national forum which considers aspects of the law and practice on public rights of way) (interest ceased 2 May 2024)

Director, South of England Agricultural Society Company (charitable company) (see category 10(e)) (interest ceased 1 March 2016)

Commissioner, RICS Land and Society Commission (think tank looking at localism and community ownership/management of property assets) (interest ceased end 2014)

Director (effectively sole principal), John Lytton & Co Ltd, Chartered Surveyors (all the Member's professional work as a chartered surveyor under this head is done as a sole practitioner trading as a limited company; as such every invoice for work carried out by the Member is paid to the company’s account and not directly to the Member; the Member does no work in a private capacity (i.e. non-professional work) that is paid to this or to any other company) (company ceased trading 31 March 2015)

Residual interests qua Lord of the Manor of several manors in Surrey and West Sussex

Freehold co-owner of a mixed agricultural and sporting estate in West Somerset, including farm and woodland, let residential property, 2 mobile phone mast sites and sporting interests

President, Institute for Heraldic and Genealogical Studies