Experienced Geo-Environmental Consultants

High-quality, practical, and technically robust geo-environmental services for the investigation, remediation, and validation of proposed development sites.

Since 1995, Mason Evans provides leading geo-environmental solutions to a varied client base across the public and private sectors. From house builders, developers, and contractors – through to distillers, architects, and many other professionals across the UK. With a wealth of experience and expertise, we continue to deliver cost-effective and timely results to the highest quality.

At Mason Evans, we pride ourselves on our flexible, customer-focused, and pragmatic approach. We offer a range of tailored services and employ the industry’s best practices to meet the diverse needs of our clients, ensuring regulatory compliance and fast progression for projects.

Mason Evans Strapline

Our Services

Contaminated Land

Comprehensive contaminated land assessments, remediation techniques, and ongoing monitoring to identify, examine, and manage the potential risks of brownfield developments, industrial sites, and former landfills.

Contaminated Land

Geotechnical and Land Engineering

Practical geotechnical and land engineering services, including geotechnical monitoring, slope stability assessments, and supervision of earthworks to optimise development processes, safety, and stability.

Geotechnical and Land Engineering

Historical Mining and Land Stabilisation

Trusted risk assessments, stabilisation strategies, and coal authority permit applications to identify and reduce the risks associated with historical mining sites, including groundwater pollution and ground subsidence.

Historical Mining and Land Stabilisation


A complete set of verification and compliance services to verify the effectiveness of remediation measures and ensure full compliance with environmental regulations so projects can proceed as planned.


Why Choose Mason Evans?

  • Expertise – Our team comprises of highly skilled professionals with extensive experience in the geo-environmental field.
  • Tailored Solutions – We understand that every project is unique, which is why we provide customised solutions that address our clients' specific needs and objectives.
  • Compliance – We are committed to upholding the highest standards of environmental compliance and regulatory adherence.
  • Innovation – We stay at the forefront of technological advancements and industry best practices to deliver innovative solutions that drive efficiency and sustainability.
  • Client Satisfaction – We prioritise client satisfaction and strive to exceed expectations on every project, delivering first-class results that are accurate, reliable, and cost-effective.
Mason Evans Team