Chief Executive Officer (CEO)
Paul is Chief Executive Officer (CEO) having previously been Chief Operating Officer (COO) for the UK construction and civils teams. He is also a Contractor Director on the Build UK board. Developed over 25 years in the civils' industry, Paul has strong leadership skills enabling him to lead effective teams, develop strong and lasting customer relationships.
Ger is the Chief Financial Officer of Sisk, where he leads the finance and IT functions. He also serves as Chairman to the Group's non-construction businesses. Ger also spent 12 years with Diageo plc., where he held a number of senior finance, strategy and operational roles.
Chief Commercial Officer (CCO)
Mark is Chief Commercial Officer (CCO) for John Sisk & Son with responsibility spanning the whole business to drive consistency, best practice, quality of earnings and the commercial strategy across all our divisions in Ireland, the UK and Europe.
Mark has been with Sisk for over 26 years and has held a number of senior positions in that time focused on delivering the best commercial outcomes for Sisk and driving the successful delivery of strategy.
Chief Operating Officer (COO), Ireland
Steven is Chief Operating Officer (COO), Ireland. He has over 30 years' experience in the construction industry, having worked in the UK for the past ten years. Steven has previously held a number of senior positions both in Ireland and the UK including, Managing Director and Construction Director.
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Chief Operating Officer (COO) Data Centres, Life Sciences & Technology
Donal is Chief Operating Officer (COO) Data Centres, Life Sciences & Technology. Donal has held numerous senior positions since re-joining the company in 2002 following an eight-year period working in the construction industry in New York. Prior to that he worked as a graduate engineer with Sisk, having joined the company in 1990.
Chief Operating Officer (COO), UK Construction and Civil Engineering
Ajaz is a civil engineer with over 30 years’ experience working for major contracting organisations in the UK, Hong Kong, India and the Middle East delivering a range of challenging and complex infrastructure and building projects.
Ajaz joined Sisk in 2013, initially managing the company’s UAE division before taking up the position as Managing Director for the UK South business where he drove the growth of that business in London, Birmingham, and the Ox-Cam arc.
1 Curo Park, Frogmore, St. Albans, UK
+44 (1) 727 875551
4 Ibis Court, Centre Park, Warrington WA1 1RL, UK
+44 (1) 925 245424
Company Secretary and Chief Legal Officer
Maura Toles is the Group Company Secretary and Chief Legal Officer of the Sisk Group. Maura is a qualified accountant and has a MSc in Business (Leadership & Management Practice). Maura has worked in numerous industries throughout her career where she has earned more than 20 years experience in a number of senior Finance, Strategic and Operational roles.
Director Human Resources
Group HR Director for John Sisk and Son, Sean has 25 years’ experience working in HR Director roles in the ICT/Manufacturing, Financial Services, Energy sectors. Sean has a Masters in HRM and a Diploma in Executive Coaching from Smurfit Business School.
Director – Health, Safety, Sustainability & Quality
Wayne leads our occupational health, safety and sustainability function where his strong operational background, technical safety competence and his ability to lead teams and innovate in complex multi-disciplinary environments ensure we constantly strive to improve and deliver our Zero Philosophy.
4 Ibis Ct,
Warrington WA1 1RL,
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