Michael Roddy

Managing Director SigmaPPG

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020 8687 2222




7-9 Swallow Street London W1B 4DE United Kingdom

Michael has been Managing Director of SigmaPPG (Precast Products Group) since December 2017, he has been working within the building materials / products sector for 16 years. Most recently as Group Commercial Director for U Value Insulation; a multi-site, international building product distributor. Prior to working with U Value Michael held various senior management positions, across a number of countries within the Hilti Group. He played a pivotal role in the creation and implementation of the standalone Energy and Industry organisation within Hilti. Before this, Michael worked at Lagan Building Solutions, where he lead the sales function and had responsibility for driving new product development within the company. With considerable international experience and a demonstrated track record of developing people and building great teams, Michael has delivered sustainable profitable growth within each organisation he has worked.

Michael holds an MBA from Robert Gordon University and a Bachelor’s degree in business from Dublin Institute of Technology.

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Max Vermorken

Chief Executive Officer

Max co-founded SigmaRoc plc together with David Barrett and Charles Trigg and has served as its CEO since August 2016. Prior to SigmaRoc, Max was strategic advisor to the CEO of LafargeHolcim ...

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Garth Palmer

Finance Director

Garth Palmer has been Finance Director of SigmaRoc since January 2017 bringing a wealth of corporate financial and company secretarial services experience through his advisory company ...

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Charles Trigg

Technical Director

Charles co-founded SigmaRoc plc together with David Barrett and Max Vermorken and has served as its Technical Directors since August 2016. Previously he was Group Head of Capex at LafargeHolcim ...

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David McClelland

Managing Director South West UK

David McClelland has been Managing Director of the SigmaRoc West, South West platform since December 2018, and is responsible for the strategic development and operational management of the ...

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Emmanuel Maes

Managing Director Europe

Emmanuel joined SigmaRoc in 2019 and is the Managing Director of our European arm. Previously Emmanuel served as CEO of Group De Cloedt (2004-2018), building the business from €40m to ...

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Mike Osborne

Managing Director Ronez Limited

Mike Osborne has been Managing Director of Ronez since 2006, where he has been responsible for Ronez’s strategic direction and operational management. Prior to this, he spent four years ...