What SEAN CARR LINING TECHNOLOGY LIMITED does

Sean Carr Lining Technology Limited (SCLT) is a UK-based, privately-held specialist contractor supplying and installing geosynthetic lining systems. Founded and headquartered in Abergele, Conwy, North Wales, the company operates nationwide across the UK and Ireland with completed overseas projects in Germany and the Caribbean. Its core product portfolio comprises HDPE, LLDPE, FPP, and EVA geomembrane liners in smooth and textured variants across multiple thicknesses, supplemented by geosynthetic clay liners (GCL), geotextiles, and geocomposites for multi-layered containment systems.

SCLT serves five primary verticals: agricultural/farming operations requiring SSAFO and NVZ-compliant slurry storage; waste management and landfill operators needing basal liners, capping, and leachate containment; civil engineering and construction firms requiring attenuation ponds and SUDs systems; leisure and hospitality clients (golf courses, holiday parks, estates) needing water features; and renewable energy/biogas operators requiring anaerobic digestion and digestate storage containment. Customers include Centre Parcs, Chatsworth Country Estate, Holdingham Biogas, FCC Landfills (via Berkeley Civil Engineering framework), and individual farms. Notable customers evidence both enterprise-scale and SMB project work.

The business model is project-based professional services with quote-driven pricing. Customers reach the company directly via phone, email, and the company website. SCLT generates revenue through materials supply combined with certified installation labor using TWI/CSWIP-certified welders and Geostar fusion welding equipment. The company's competitive position rests on being one of only four UK contractors with full British Geomembrane Association accreditation, alongside Constructionline Gold, SMAS Worksafe, CHAS, and Achilles approved credentials. Strategic partnerships with materials suppliers (Solmax, Geofabrics, Naue, ABG) and channel partners (Berkeley Civil Engineering, Moulding Contracts, Concrete Canvas) anchor its ecosystem position as a preferred specialist installer within broader civil engineering frameworks.

Name

SEAN CARR LINING TECHNOLOGY LIMITED

Legal name

Sean Carr Lining Technology Limited

Website

https://seancarrlining.co.uk

Company type

Private

Founded year

2012

Operating status

Operating

Headcount range

11–50 employees

Short description

Sean Carr Lining Technology Limited (SCLT) is a UK-based specialist contractor supplying and installing geosynthetic containment liners (HDPE, LLDPE, FPP, EVA, GCL) for agriculture, waste management, civil engineering, leisure, and biogas clients across the UK and Ireland.

Ownership category

akta.pro rank

Product category

Geosynthetic Lining Services

NAICS

Water and Sewer Line and Related Structures Construction (23711), Remediation Services (562910)

SIC

Water, Sewer, Pipeline, Comm & Power Line Construction (1623)

akta.pro primary industry

Valves, Regulators & Backflow Prevention (Control Valves, Pressure Regulators, Check/Backflow) (AFABAHAG)

akta.pro secondary industry

Sludge/Biosolids Handling & Treatment Facilities Construction (IMAFAGAJ)

Keywords

• Geosynthetic lining installation
• Geomembrane liner supply
• Landfill containment systems
• Slurry lagoon lining
• Water management solutions

Headquarters

HQ city

Abergele

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Supply Chain, Operations, Marketing or Sales, Infrastructure

Revenue model

1. Geosynthetic Liner Supply and Installation: SCLT supplies and installs geosynthetic liner products (HDPE, LLDPE, FPP, EVA, GCL, geotextiles) for containment applications. Revenue is generated through project-based professional services including materials supply and installation labor.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels6 records

Core offering

SCLT supplies and installs a comprehensive range of geosynthetic lining products—HDPE, LLDPE, FPP, and EVA geomembrane liners in smooth and textured grades, plus geosynthetic clay liners, geotextiles, and geocomposites—across the UK and Ireland. The company delivers project-based containment solutions for agricultural slurry lagoons, landfill cells and capping, water attenuation/reservoir ponds, biogas/anaerobic digestion tanks, bunds, and lakes/ponds, with floating covers, leak detection, and Concrete Canvas Hydro installation as add-on offerings.

Product overview

SCLT is a geosynthetic lining technology company offering a comprehensive range of lining products and installation services. The core product portfolio includes HDPE, LLDPE, FPP, and EVA geomembrane liners in both smooth and textured varieties with various thickness options, complemented by geosynthetic clay liners (GCL), geotextiles, and geocomposites. Services span lake lining, pond lining, slurry lagoon installation, landfill liner systems, attenuation ponds, reservoir liners, and anaerobic digestion tank liners. The company also offers add-on products including floating covers, leak detection systems, and Concrete Canvas Hydro. SCLT provides both supply and professional installation services nationwide and internationally, with all installation work carried out by TWI/CSWIP certified welding technicians.

Differentiator

Problem solved

Functional benefit

Products and services

• Geosynthetic Liner Supply and Installation Core service supplying and installing HDPE, LLDPE, FPP, and EVA geomembrane liners (smooth and textured), plus geosynthetic clay liners, geotextiles, and geocomposites for containment applications. Delivered with TWI/CSWIP-certified welding technicians for enterprise and agricultural buyers.
• Farm Slurry Lagoon Liners Supply and installation of slurry storage lagoon liners for farms, compliant with SSAFO, OSR Wales, and NVZ regulations. Targeted at agricultural operators needing regulatory-compliant slurry storage.
• Landfill Basal and Capping Liners Basal liner installation for landfill cells and permanent capping systems for landfill sites, using multi-layered geocomposite drainage with geomembranes. Targeted at landfill operators and waste management firms.
• Lake Lining Installation of geosynthetic liners for lakes including golf course lakes, wildlife habitats, private estate lakes, and commercial developments. Examples include an 8,000m² Leipzig golf course lake and a Chatsworth Country Estate wildlife pond.
• Pond Lining Waterproof lining solutions for ornamental, wildlife, and functional ponds across residential, leisure, and commercial sites.
• Attenuation and SUDs Pond Lining Storm water attenuation and SUDs (Sustainable Urban Drainage Systems) pond lining for civil engineering and construction projects needing compliant surface water management.
• Reservoir Liners Water storage reservoir lining for farm and irrigation reservoirs, including roof liner variants for covered water storage.
• Anaerobic Digestion Tank Liners Internal and external lining solutions for anaerobic digestion tanks in biogas and AD plants, using chemical-resistant HDPE/LLDPE membranes. Example: 4 MW Holdingham Biogas AD facility.
• Bund Liners Secondary containment lining for tanks and industrial storage areas requiring bunded containment of liquids and chemicals.
• Floating Covers Floating geomembrane covers installed over slurry lagoons and AD digestate storage tanks to prevent rainwater ingress, reduce odours, and contain gases.
• Leak Detection Systems Leak detection systems installed beneath containment liners to detect and alert to any leaks or seepage in AD and containment facilities.
• Concrete Canvas Hydro Installation Approved installation of Concrete Canvas Hydro, a concrete-impregnated geomembrane product, for erosion control and hydraulic containment applications.

Quantifiable outcome

• 37,000m2 farm reservoir water storage completed in 1 week
• +3 more outcomes

Named customers5 records

Segments5 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Seven partnerships are on record, tiered core and minor.

• SolmaxcoreOthersPrimary materials supplier of HDPE and LLDPE geomembrane liners used in SCLT installations across slurry lagoons, landfills, and water containment projects.
• GeofabricscoreOthersSupplier of HPS geotextile protection layers used in SCLT lining installations for durability and protection.
• NauecoreOthersSupplier of geosynthetic clay liners and 2mil HDPE materials for containment applications.
• ABGminorOthersSupplier of G4SD Pozidrain drainage products used in landfill capping applications.
• Berkeley Civil Engineering Contractors LtdcoreChannel Partner/ Reseller/ DistributorSCLT is the preferred geosynthetic installers for Berkeley Civil Engineering, servicing lining requirements on a 3-year framework for FCC Landfills in the North West and Scotland.
• Moulding Contracts LimitedminorChannel Partner/ Reseller/ DistributorSCLT announced as preferred geosynthetic installers for Moulding Contracts Limited.
• Concrete CanvascoreTechnology or IntegrationSCLT is an approved installer of Concrete Canvas Hydro for erosion control and containment applications.

Scale indicators6 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• NAUE GmbH & Co. KG: NAUE is a major German manufacturer of geosynthetic clay liners (Bentofix), geotextiles, and HDPE geomembranes. It is one of SCLT's core materials suppliers and operates internationally as both a supplier and installer of containment systems.
• Seaman Corporation: Seaman Corporation manufactures specialty geomembranes (XR-5, XR-3) used in containment, mining, and industrial fluid handling applications, comparable to SCLT's chemical-resistant liner offering for AD and industrial containment.
• Solmax: Solmax is one of the largest global manufacturers and installers of geomembranes (HDPE, LLDPE, PVC). It is SCLT's primary materials supplier but also competes as a vertically integrated geomembrane installer globally, making it a broad incumbent peer.
• Atarfil: Atarfil is a Spanish manufacturer of HDPE, LLDPE, and PVC geomembranes serving European landfill, mining, and water infrastructure projects, comparable to SCLT's core geomembrane liner business.
• AGRU America: AGRU manufactures HDPE, LLDPE, and other geomembrane liners and offers installation support across landfill, mining, and water infrastructure. Comparable to SCLT as a vertically involved geosynthetics player, but at much larger scale.
• Firestone Building Products: Firestone produces EPDM and geomembrane systems used for containment, roofing, and water features. Its products overlap with SCLT's liner portfolio for lake, reservoir, and industrial containment applications.
• GSE Environmental: GSE Environmental is a global leader in geosynthetic lining products and installation services for containment, landfill, mining, and water infrastructure. Comparable to SCLT in offering HDPE/LLDPE geomembrane solutions at much larger scale.
• CETCO (Minerals Technologies): CETCO produces geosynthetic clay liners, bentonite-based products, and geomembrane systems used in landfill, environmental containment, and civil engineering applications, overlapping directly with SCLT's GCL and containment portfolio.

Regional players

• Cordek Ltd: Cordek is a UK-based specialist supplier of geosynthetic protection boards, gas membranes, and void former solutions used in construction and civil engineering, overlapping with SCLT's UK containment and civil engineering customer base.

Others

• Tensar International: Tensar International manufactures geosynthetic products (geogrids, geotextiles) used in ground stabilization and civil engineering. It is adjacent rather than direct, addressing similar civil engineering customers but in different geosynthetic categories.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/sharer/sharer.php?u=https%3A%2F%2Fseancarrlining.co.uk%2F
• LinkedInlinkedin.com/company/sean-carr-lining-technology-limited

Compliance7 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about SEAN CARR LINING TECHNOLOGY LIMITED