Our core team operates from our offices in Mayfair, London, St Peter's Square, Manchester and the Exchange in Edinburgh. The biographies of our key staff are opposite.

Robert Sloss | Chief Executive Officer | London

Robert’s career spans over 23 years in both commercial and residential real estate.

During this time he has worked across a wide range of development and investment management opportunities, and has worked jointly with long-term business partner Tim Barlow for the past 15 years.

Robert focuses primarily on strategy and business generation. During his time with Tim he has been instrumental in setting up the F15 Partnership, Squarestone Central London LP, Squarestone Atlantic Regeneration, Squarestone Brasil and HUB.


Tim Barlow | Chief Operating Officer | London

Tim has over 25 years' experience in commercial and residential real estate.

For the last 15 years, he has worked across a broad range of investment activities with long-time business partner Robert Sloss. During this time, the pair successfully created the F15 Partnership, Squarestone Central London LP, Squarestone Atlantic Regeneration, Squarestone Brasil and HUB.

Tim focuses on matters associated with fund structuring, real estate transactions and matters of compliance and project delivery.


Paul Coulter | Head of Asset Management | Edinburgh

Paul has over 15 years' experience in commercial and residential real estate. Having started his career at Cushman & Wakefield, where he was a UK regional investment Associate Partner, he then founded Caledonian Asset Management & Investment, which he ran for 5 years prior to co-founding Squarestone Growth.

Paul is responsible for all aspects of the portfolio's asset management.


Edward Cartwright | Chairman | London

Edward has almost three decades’ experience in global financial markets. He spent twenty years in investment banking and seven more in fund management. Roles included Global Head of Research at Commerzbank Securities, Head of Japan Sales at Jefferies & Co. and Head of Listed Investment Companies at LGT Capital Partners.

Edward oversees Squarestone's interaction with its investors and is also responsible for human resource and compliance matters.


Lorna Cox | Financial Controller | London

Lorna is an ACA qualified chartered accountant with over 5 years’ experience managing finance teams.

She qualified after 3 years of working in audit with subsequent experience working as Finance Manager for a housing association and then at a firm of architects.

Prior to joining Squarestone, Lorna was Head of Finance at the Chartered Institute of Public Finance and Accountancy managing a team of 11.  Key responsibilities included ensuring that the finance team provided a high quality customer focussed service and that key reporting requirements both internally and to statutory bodies were met.


Brad Burridge | Development Manager | London

Brad joined Squarestone in 2019 to oversee the portfolio’s development projects and capital expenditure. Previously, he has worked roles in both structural engineering and in project management consultancy. As such, he brings with him a breadth of experience in the planning and delivery of residential, mixed-use and aged care schemes.

Brad is a qualified chartered engineer, who holds both a bachelor’s degree in Civil Engineering and first-class master’s degree in Management from the University of Auckland.


Yasemin McClelland | Senior Asset Manager | Edinburgh

Prior to joining Squarestone in October 2015, Yasemin worked in the Landlord and Tenant, Agency and Valuation teams at DTZ. She is responsible for all aspects of asset management within the portfolio.
Yasemin holds an MSc in International Real Estate from Glasgow University and a law degree from the University of Strathclyde. 


Gordon Mackenzie | Investment Analyst | Edinburgh

Gordon specialises in financial modelling and analysis.

Prior to joining Squarestone in 2018, he gained experience at Aberdeen Standard Investments, Chris Stewart Group and Sundial Properties.

Gordon was awarded an MA in Economics & Finance and an MSc in Real Estate Management and Development with Distinction.