Derek Stephen

Derek founded the business in 1968 and has retained full control of the business since then. Over the course of almost 50 years he has been involved in all styles off development and construction projects as well extensive asset management programs. Further he has a strong understanding of the tax implications of property transactions and has extensive contacts and professional relationships within the industry.


David Maxwell

David started his career at a national housebuilder before moving to a national firm of chartered surveyors where he worked for six years with the professional and agency teams. In 2012 David joined Thistle and is responsible for the acquisition, funding, management and disposal of assets. He has an extensive experience in funding and the legal implications of property transactions and has set up and managed numerous successful joint ventures for the group.


Gillian Cowan

After a career working in the financial services Gillian joined Thistle in 2006 and deals with all aspects of the accounting and financial management for the group.


Marcel Borzecki

Marcel started working with the development and refurbishment industry in 1999 and after accumulating vast experience working across various project sizes joined Thistle in 2015.

Within Thistle Marcel is responsible for the procurement and management of a diverse range of development projects and has a proven track record of successful project delivery within tight time and value constraints.


Suzanne Pettit

Suzanne is a chartered surveyor with over 12 years experience. After working within the management department of a national firm she joined Thistle in 2013 to work on the existing portfolio.

Suzanne undertakes all aspects of the asset management process and is experienced in assembling teams of consultants to extract maximum portfolio performance. She is experienced in appraisal, costs control and financial reporting allowing the group to make sound financial decisions.