Mayfair Castle is a Property Development and Investment Company located in SW London whose main focus is on New Build developments and Commercial to Residential conversions.

​The owner and founder is Michael Breen a career proven Project / Programme Manager with over 20 years’ experience working with some of the UK’s largest companies who has overseen multi-million pound projects. Companies include British Petroleum (BP), Hewlett Packard (HP), Centrica, ICAP/NEX, Serco, Unilever, Sopra Steria (working with the MOD / MOJ) and Bupa. Amongst his expertise is the management of a wide variety of stakeholders and the development of the stakeholder relationship itself.


Michael has a broad understanding of business based project management and technical infrastructure in a diverse range of industry sectors – Finance & Banking, Oil & Gas, Government, Public Sector, Energy & Utilities, Automotive, Insurance & Healthcare, Manufacturing, Food, Media and Construction.​ In 2018 he was a finalist for the Property Investor Awards for his development The King’s Rest in Hampton Court Village.

If you would like to contact Michael please email to the following:  michael@MayfairCastle.co.uk

Michael Breen Property Developer