About Ground and Project Consultants

Ground and Project Consultants offers a range of geotechnical engineering / engineering geology and land quality services to businesses across the UK out of our Manchester and Lincolnshire offices.

Director Jon Smithson has 30 years’ experience in geotechnical and geo-environmental engineering, having worked on and led a number of complex multi-disciplinary engineering and environmental projects.  Ollie Hawes joined the company in June 2019 and brings a wealth of experience in mining, quarrying and tunnelling over his 30 years’ experience.  Gabriella Manning joined us in 2018 and brings experience in land quality assessments and specialises in ground characterisation.

In addition to our core team,  Jon draws upon a select group of associates who reinforce and complement his own skills, allowing Ground and Project Consultants to tackle a wide range of complex projects.

We recognise that many projects are not one-dimensional and the ability to bring in a range of geological and environmental skills gives our clients the benefits of a full service delivered by highly experienced professionals.

Jon Smithson – Director

BSc, MSc, FGS, CGeol

John Smithson

Jon’s experience includes the remediation of the Avenue Coking Works in Chesterfield, one of the most challenging and complex regeneration projects in the UK.

Jon’s experience with both SME’s and large multi-national consultants both in the UK and abroad has given him a unique insight into the ground engineering and land quality business.

Ground and Project Consultants works with a number of leading independent experts in the fields of geotechnics, contaminated land, hydrogeology and environmental consultancy and can offer teams to provide clients a comprehensive service.

Ollie Hawes – Principal Geotechnical Engineer


Ollie joined GPCL in 2019. He has over 30 years’ experience in geotechnical and engineering geology consultancy in the UK and overseas. This experience has included challenging projects in a wide variety of construction settings and geologies. This has given Ollie a unique insight into the risks present in the ground, a knowledge of the available techniques to investigate those risks, and economic design solutions to mitigate them.

Gabriella Manning – Senior Engineering Geologist

BSc(Hons), MSc, FGS, AMICE

Gabriella joined GPCL in early 2018 and has over 8 years’ experience, gained in geotechnical and geo-environmental consultancy, with experience in slope stability, contaminated land assessments and foundation assessments.  Gabriella has onshore and overwater site investigation, assessment and reporting experience on projects across the UK on a range of projects, including both academic and professional experience in Chalk.



Hannah Fraser – Consulting Hydrogeologist

BA(Hons), MSc, FGS, CGeol

Hannah Fraser

Groundwater plays a key role in many civil engineering, development and regeneration projects as well as being a valuable resource to many of our clients, making Hannah’s skills a valuable asset to GPCL.