Land & Measured Building Surveyors for Architects, Engineers & Developers

TSA-accredited surveyors delivering precise CAD drawings, 3D laser scans and measured building data across the UK and internationally. Trusted on 2,000+ projects from private extensions to nuclear power stations.

TSA Survey Association Member
• £1m PI insurance 
• UK-wide and international
• 24hr quote turnaround

Welcome to THS Concepts

THS Concepts is a TSA-accredited land and building surveying practice based in Essex and London, with surveyors working across the UK and internationally. Since 2013 we’ve delivered more than 2,000 surveys for architects, engineers, developers and contractors, on projects ranging from private residential projects to nuclear power stations and West African ports. Whatever the scale, you get clean CAD drawings, accurate data and a quote within 24 hours.

Trusted By

Our Surveying Services

Topographical Land Surveys​

  • Planning residential/commercial projects
  • Infrastructure project design (e.g. roads, rivers)
  • Refurbishments around existing buildings

Measured Building Survey

  • Design of buildings prior to refurbishment.
  • Precision measurements to aid lease agreements.
  • Recording features of heritage buildings.

Monitoring Survey

  • Movement tracking in construction areas
  • Meeting party wall agreement requirements
  • Structural stability health checks

Monitoring – Cracks

  • Assessing building structural integrity
  • Conservation of heritage sites
  • Analysis during ground movement events

Building Height Survey

  • Assessing Building Safety Act compliance
  • Development of commercial structures
  • Planning high-rise flat projects

3D Laser Scanning​

  • Renovation of listed or complex buildings
  • Designing intricate manufacturing facilities
  • Redevelopment within urban areas

BIM Modelling

  • Scan-to-BIM models from survey data
  • Clash detection for coordinated design teams
  • As-built BIM for handover, retrofit

Drone Roof Inspection Survey

  • Roof condition assessments
  • Maintenance checks on buildings
  • Insurance claim investigations

Hydrographic Survey

  • Surveys around water bodies
  • Harbour and marina construction
  • Flood risk analysis

Level Surveys

  • Flood risk assessments in vulnerable areas
  • Drainage system design
  • Site grading and excavation planning

Setting Out Surveys

  • New construction project development
  • Commercial construction initiatives
  • Public infrastructure and works planning

Title Plan Drawings

  • Resolving boundary disputes
  • Land acquisition transactions
  • Property development planning

Utility Surveying

  • Water, gas, and electrical utility upgrades
  • New construction site planning
  • Road building and upgrades

FAQ's

Most quotes are returned within 24 hours of enquiry. For a typical project, deliverables (CAD drawings, PDFs and any associated reports) are sent within a week of the site visit. Larger or more complex projects may take longer; we’ll always confirm timescales upfront with your quote.

We work across the whole of the UK from offices in Essex and London, and we also undertake international projects. Recent overseas work includes surveys in Liberia, Jersey and Guernsey. See our coverage areas for a full list of locations.

Yes. THS Concepts is a full member of The Survey Association (TSA), the UK trade body for professional surveyors. We carry £1 million in public, employers’ and professional indemnity insurance.

Costs vary significantly depending on the type of survey, site size, level of detail and access. A small residential topographical survey will sit at the lower end; a complex 3D laser scan of a heritage building or a long-term monitoring programme will be considerably more. Rather than publish indicative figures that may not apply to your project, we provide a fixed quote within 24 hours of receiving your details. Get a quote.

Recent Work

Below you can find examples of recent projects we have undertaken.