Our team of approximately 50 surveyors provide a range of surveying services including;

– Topographic Surveys
– Track and Tunnel Surveys
– 3D Laser Scanning
– 3D CAD Modelling
– Survey Control Networks
– Clearance Gauging
– Deformation Monitoring
– Aerial and Drone Surveys
– Construction Setting-out
– 360 Panoramic Photography and Virtual Tours

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Established in 1989, we have earned a reputation for excellent delivery, in-depth project management, and value for money, which makes us the number-one supplier of choice for archaeological and heritage needs.

In addition to being a limited company, we are a registered charity committed to public benefit. We engage communities through volunteering, education and outreach, and disseminate our findings through academic publications, public reports and digital content.

Mission and Vision

Our Mission is to create and share knowledge of the past, so that it can be valued and enjoyed by everyone.

Our Vision is to be experts in understanding the past through investigation and research, to be a leading supplier of professional heritage services that deliver high-quality support to our clients, and to communicate our knowledge for everyone’s benefit.

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“Our purpose: Engineering solutions in challenging locations for a safer environment”

Core Values

• Loyal – fostering trusted long-term partnerships
• Resilient – committed to delivering on promises through perseverance
• People‑focused – cultivating safety, well‑being, and development
• Progressive – continually innovating and enhancing capabilities
• Integrity‑led – operating with transparency, ethics, and fairness

Services Offered

Civil & Marine Engineering

Comprehensive engineered solutions for flood defence, marine infrastructure, asset remediation, and structural upgrades.

Diving Services & Operations

Highly trained in-house teams of dive engineers and marine trades deliver inspection, repair, installation, and recovery services—supported by ROVs and sonar systems.

Confined Space Engineering & Safety

Safe system operations in high-risk, enclosed or partially submerged environments including culverts, tanks, and underground infrastructure.

Pollution Control & Spill Response

Emergency response and environmental protection solutions, including containment, recovery, and decontamination.

Bridge, Culvert & River Infrastructure

Specialist support for structural inspection, remediation, removal, and rebuild of partially or fully submerged assets.

Corrosion Protection & Maintenance

Cathodic protection, coatings, structural welding, and condition-based asset management for marine environments.

Fabrication & In-House Engineering

Custom fabrication of structural steel, pontoon and access systems, diver support frames, and site-specific engineered solutions.

Safety Boat Operations & Rescue Standby

Professional waterborne safety support for construction, utilities and film production teams working over or near water.

Surveying & Geomatics Services 

As an Affiliate Member of The Survey Association (TSA), EDS has developed in-house geospatial capabilities to support both above- and below-water infrastructure projects.

Core Geospatial Offerings:

• Topographic Surveys – Using total stations, GNSS, and terrestrial laser scanning to produce detailed land and site surveys.
• Bathymetric Surveys – ROV-based and boat-mounted sonar surveys to chart water depths, bed profiles, and sediment layers.
• Multibeam & Sidescan Sonar – High-resolution underwater imaging to assess submerged structures, scour, debris, and environmental features.
• Structural Monitoring – Ongoing survey and inspection for movement, settlement, or deformation of critical infrastructure.
• Confined-Space Laser & Imaging Surveys – Delivering geospatial intelligence from areas inaccessible by traditional means.
• Point Cloud & BIM Integration – Capturing 3D spatial data for CAD modelling, BIM systems, and digital twin development.
• Survey Control Networks & Setting Out – Establishing control frameworks and providing high-accuracy positional data to guide construction phases.

Sectors Supported:

• Reservoirs, dams, culverts, and siphons
• Bridges, piers, jetties, and river walls
• Water treatment plants and outfalls
• Flood defence systems
• Quarries, marinas, and offshore structures

EDS combines traditional land surveying expertise with specialist underwater access and imaging capability, allowing for fully integrated inspection and mapping solutions—above and below water.

Accreditations & Memberships

• ISO 9001:2015, ISO 14001:2015, ISO 45001:2018
• The Survey Association – Affiliate Member
• Association of Diving Contractors – Full Member
• Achilles UVDB Silver+, Constructionline Premium, CHAS Advanced
• Approved RISQS Rail Supplier, CECA Member

Why Choose EDS?

Fully integrated marine and geospatial services
Nationwide response teams and rapid deployment capability
Industry-accredited, safety-first culture
Proven experience with critical national infrastructure
Custom fabrication and technical problem-solving capacity
One-stop solution for survey, design, inspection, and delivery

Example Projects

• Crai Reservoir Multibeam Survey & Asset Inspection
• Knipton Siphon Installation with Survey Control & Setting-Out
• Caerphilly Castle Moat Stabilisation using Dive and Laser Scanning
• ROV-supported bridge footings inspection for Transport Wales

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We provide services in partnership with Nottinghamshire County Council, maintaining, designing and constructing throughout a range of disciplines.

This includes the maintenance of roads, footways, signs, lines, lighting and signals, salting and snow clearance, the delivery of highway improvement services and the management of activities needed to support the county’s highway network.

By combining a public sector service ethos with a strong commercial focus, we offer unique competitive services to both the private and public sectors in the region, from conception to completion.

The Survey Team at Via provides the following services to our clients:

• Topographical Surveys
• Site Engineering
• Underground Utility Surveys
• Structural and Slope Monitoring
• Measured Building Surveys
• Terrestrial Laser Scanning

Accreditations:

• ISO 9001
• ISO 14001
• ISO 45001
• SSIP

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Our expanding range of services include: topographical surveys; utility surveys; desktop surveys; BIM compliant 3D laser scanning; aerial LiDAR and photogrammetry surveys; bathymetric surveys; satellite monitoring; muon tomography; buried services training; ground investigation; structural investigation; in-situ testing including CPT/CPTu; instrumentation and installations; monitoring; laboratory testing; geophysics and restricted access site investigations. As part of the RSK Group, we are able to offer a range of other complimentary geo-environmental related services.

Our Applied Technologies division is solely focused on bringing new and innovative survey and investigation solutions in to the industry, with recent examples of satellite saturated ground mapping and muon tomography, highlighting the success of this philosophy. We have invested heavily in specialist equipment and new technology in order to exceed client expectations and deliver complex projects that others shy away from.

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We are ideally located just off the M5 and work with our regular clients country-wide to fit their requirements.

Services we offer;

• Underground Utility Surveys
• Topographical Surveys
• Concrete Scanning

In addition, we can offer CCTV surveys and Ground Investigation.

Please contact our friendly team who will be delighted to help.

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Using the latest engineering survey equipment, and a friendly team of expert surveyors, we offer a complete portfolio of inspection, measuring and monitoring surveys, which includes:

• Topographic Surveys
• Unmanned Aerial Surveys
• Utility Mapping
• Laser Scanning
• BIM and Modelling
• 4D Monitoring Surveys
• Hydrographic Surveys
• Geophysical Surveys
• Site Engineering / Setting Out
• CCTV / Drainage Surveys
• GIS Asset Mapping

All our survey deliverables are customised for every project scenario to meet client requirements.

We pride ourselves on offering the highest quality deliverables which are easy to understand and support the whole project lifecycle – enabling our clients to make critical decisions with confidence.

We serve clients in numerous sectors across the UK, from archaeology to renewable energy; construction to utilities; estates management, and all engineering disciplines.

 Why choose Glanville Environmental Ltd?

• Bespoke information:  Our customised approach gives clients the assurance they need that the product meets expectations.
• Easier decision making:  Our easy-to-understand, high quality deliverables help clients make critical decisions with confidence.
• Time and cost savings:  Integrated survey methods mean we provide a cradle-to-grave service throughout a project’s lifecycle.#
• Confidence:  We deliver trustworthy results, time and time again.

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