Our Team

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Rob Edwards
Trading Director


Rob leads our Natural Slate team and the Specification Managers for our core products.

Jim O'Hara
Specification Manager, Scotland - Scotland


Jim has ten years experience in the roofing industry and supports projects in Scotland and Cumbria.

Chris Biddick
Specification Manager, North of England - North East, North Division, Yorkshire & The Humber, East Midlands

Chris worked for a British quarry for 15 years and looks after Natural Slate for the North of England and North Wales, having been with the team for 9 years.

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Aled Williams

Natural Slate Business Development Director

Aled has over 40 years of experience in natural slate. He started out working in the Welsh Slate Industry before spending 23 years with SAMACA in Spain. He brings a wealth of knowledge of dealing with specifiers, end-users and slate producers.

Terry Collins

Natural Slate Business Development Manager Southern Central - London, Southern Division, South England

Terry has worked in the construction industry for over 35 years now, with the last 12 years being in the Natural slate sector, 7 of which has been with our Slate team, concentrating on the specification side, working with Architects and house developers in the southern part of the UK.

Nigel Sinon

Specification Manager S England & SW London - London, South West London, South East

Nigel has a wealth of experience in the roofing industry, working closely with specifiers, developers, and roofing contractors. Nigel understands the importance of good technical advice and supports projects from design stage through to operations on site and finally completion.

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Mark Prophet

Natural Slate Business Development Manager North London & East Anglia - East Anglia, London

Mark’s extensive 12 years of experience in the construction industry, particularly in larger projects, highlights his expertise in managing complex relationships and offering strategic advice. His specialization in working with architects, housing developers, and main contractors suggests a strong understanding of both the technical and logistical aspects of construction, along with the ability to provide valuable guidance to ensure successful project completion.