Frequently Asked Questions
- Our Services
- Standards and Compliance
- Our Team
We specialise in structural waterproofing design, ground gas protection consultancy, building condition surveys, defect investigation, building pathology assessments, leak detection, expert witness services, CAD design, site installation monitoring and qualification training.
Our focus is independent technical consultancy for below-ground structures, addressing waterproofing, gas protection and building performance issues across residential, commercial and infrastructure projects.
A building condition survey provides comprehensive assessment of overall property condition—ideal for pre-acquisition due diligence or refurbishment planning.
Defect investigation targets specific failures using forensic techniques to identify root causes—appropriate when you have known problems requiring diagnosis.
Building pathology surveys examine how environmental, material and structural factors cause deterioration over time—suited to complex or recurring issues requiring deeper analysis.
Yes. We work across all sectors including residential developments, commercial buildings, infrastructure projects, heritage properties and industrial facilities.
Our expertise applies wherever structural waterproofing, gas protection or building pathology assessment is required. Project scale ranges from single dwellings to multi-storey basements and large commercial developments throughout the UK.
We discuss your project scope, specific concerns and any existing documentation. For surveys or investigations, we'll clarify access requirements and timescales.
For design services, we'll identify what site investigation data and structural information we need. The consultation ensures we understand your requirements and can provide an accurate fee quotation tailored to your project.
Our waterproofing designs comply with BS8102:2022 and gas protection designs with BS8485:2015+A1:2019. We reference additional standards including EN1992 for concrete durability, BRE guidance for building pathology and manufacturer technical approvals where relevant.
All specifications are prepared to meet building control requirements and professional standards applicable to your project type and location.
Yes. We deliver Diploma Level 6 training and assessment for industry professionals in structural waterproofing and building pathology. Our structured programmes combine theoretical knowledge of standards and systems with practical application and performance assessment. Training includes CPD accreditation and mentoring support from our senior consultants, helping professionals develop competence in specialist areas.
Yes. Our reports and designs are prepared for building control submission, with clear compliance commentary referencing relevant British Standards.
We explain how proposed solutions meet regulatory requirements and provide technical justification for design decisions. If building control raises queries, we provide additional information or attend meetings to discuss technical aspects and ensure approval progression.
Grant Evans is our Managing Director, bringing over 19 years of specialist experience in structural waterproofing, building pathology and compliance consultancy. His expertise focuses on BS8102:2022 and BS8485:2015+A1:2019, having designed waterproofing and gas protection strategies across diverse construction projects. Grant's career combines a decade managing building pathology at scale with nine years of forensic surveying work.
Our team has over 60 years of combined industry experience across structural waterproofing, gas protection, building pathology and defect investigation. This depth of knowledge spans residential, commercial and infrastructure projects throughout the UK, providing the technical foundation for the solutions we deliver.
Yes. Our surveyors are trained professionals with extensive hands-on experience in building diagnostics and structural assessment. Training is delivered under the mentorship of established industry specialists, combining theoretical knowledge of standards and systems with practical site-based investigation techniques. We maintain continuous professional development to stay current with evolving standards and best practice.
We’re trusted by
