Our People

Alan McGill

Managing Director

Allan is known for strong leadership and his drive for providing a quality of service.

Thomas McCulloch

Company Secretary

Thomas is key to our business operations, providing financial and commercial support.

Craig Robertson

Director, England

Craig has over 30 years’ experience in delivering sustainable solutions.

Barry McKeane

Director, Glasgow

Barry has 18 years’ experience in building services and boasts a wealth of project experience.

Andy Forbes

Director, Aberdeen

Andy has been with the business for over 33 years. He is vastly experienced across all sectors.

Gavin McCausland

Director, Ireland

Gavin has 25 years MEP consultancy experience and has delivered projects in all sectors.

Stephen Osborne

Director, Edinburgh

Stephen has worked in MEP consultancy for 30 years and has detailed market awareness.

Matt Graves

Director, London

Matt has almost 30 years industry experience and has worked in most market sectors.

Paul Dean

Director, Warrington

Paul has over 30 years’ experience in contracting and MEP design consultancy.

Max Bailes

Director, UAE

Max has been in the MEP building services industry for over 30 years.

David Spiteri

Head of Sustainability

David is responsible for driving the green agenda within the company.


Wallace Whittle was founded in 1964 on the guiding principles of providing excellence in Engineering Consultancy, including technical skill, communication, innovation, quality of service, value and client satisfaction.

Throughout our evolution, including changes in ownership, these founding principles have served us and our clients well, leading to our position today as one of the UK’s leading providers of environmental building services solutions.