GRAMM Barrier Systems Ltd

What GRAMM Barrier Systems Ltd does

GRAMM Barrier Systems Ltd is a UK-based specialist contractor founded in 1994 that designs, supplies and installs acoustic fence and noise barrier systems, alongside high-security fencing, for major UK infrastructure projects. The company's core offering is the SoundBlok range of acoustic barriers manufactured from a broad material set including timber, concrete, recycled rubber, acrylic, aluminium, steel, recycled plastic, and living green systems; the flagship proprietary product is CONCRETESoundBlok, a Portland-cement-bonded composite of acoustically engineered softwood shavings delivering Class A4,B4 performance with a 60+ year design life. The product portfolio is complemented by the Arma range of security fencing (ArmaPALISADE, ArmaBar railings, ArmaMesh, ArmaGATE), railway fencing, general fencing and the SmogStop air-pollution barrier.

GRAMM operates a direct-installation enterprise field-sales model, delivering bespoke acoustic and security fencing projects through four UK regional offices (Seaford HQ, Leeds, Merthyr Tydfil, Glasgow) with a nationwide coverage claim. The company is a Network Rail primary sponsor with Sentinel (PTS)-carded installers, an approved contractor for Highways England, and holds a deep stack of UK compliance certifications (Constructionline Gold, RISQS, TrustMark, CHAS, SMAS, ENBA, ASFC, AFI, CE Marking Association, NQA ISO 9001 and ISO 14001). Revenue is generated through one-time project installation contracts for road, rail, airport, port, industrial, commercial, defence, housing and school schemes, with named customers including Gatwick Airport, Network Rail, Highways England (via Kier), Immingham Renewable Fuels, and VCK Engineering. The business is privately held with no disclosed external investors, parent company or funding history.

Name

GRAMM Barrier Systems Ltd

Legal name

Gramm Barrier Systems Ltd

Website

https://grammbarriers.com

Company type

Private

Founded year

1994

Operating status

Operating

Headcount range

1–10 employees

Short description

GRAMM Barrier Systems Ltd is a privately held UK specialist contractor founded in 1994 that designs, manufactures and installs acoustic noise barriers (SoundBlok range) and high-security fencing for road, rail, airport, industrial and commercial infrastructure projects nationwide.

Ownership category

akta.pro rank

Headquarters

HQ city

Seaford

HQ country

United Kingdom

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Acoustic Barrier Installation: Design, supply and installation of custom acoustic fence and noise barrier systems for infrastructure projects. Projects are typically large-scale infrastructure contracts for road, rail, airport, and industrial applications.
2. Security Fencing Systems: Supply and installation of high security fencing systems including palisade, mesh, and railings for commercial, industrial, railway, and defence applications.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

GRAMM Barrier Systems Ltd designs, manufactures, and installs acoustic noise barriers and security fencing systems for UK infrastructure, transport, commercial, and industrial projects. The company produces proprietary SoundBlok barrier systems alongside Arma security fencing and gates, supplying both products and full installation services nationwide.

Product overview

GRAMM Barrier Systems Ltd is a leading UK installer and manufacturer of acoustic fence/noise barriers and high security fencing systems with 30 years of experience. The company offers a comprehensive portfolio of SoundBlok noise barriers manufactured from various materials including timber, recycled rubber, acrylic, aluminium, steel, recycled plastic, concrete, and living green systems. Their product range includes the core SoundBlok acoustic barrier family (CONCRETESoundBlok, GREENSoundBlok, NATURALSoundBlok, METASoundBlok, CLEARSoundBlok, ALUSoundBlok, POLYSoundBlok, and others), complemented by security fencing solutions (ArmaPALISADE, ArmaBar railings, ArmaMesh), gates (ArmaGATE, ArmaGATECANTILEVER), general fencing, railway fencing, and SmogStop air pollution barriers. The company provides full service from design through installation, with a 30-year guarantee on acoustic products.

Differentiator

Problem solved

Functional benefit

Brands

• NATURALSoundBlok: Range of timber acoustic barriers with natural aesthetic for rural environments
• CONCRETESoundBlok
• GREENSoundBlok
• GREENSoundBlok
• Aluminium Louvred Acoustic Barrier
• ArmaPALISADE
• ArmaBar
• ArmaBarINTERLACED
• ArmaGATE

Products and services

• CONCRETESoundBlok
• GREENSoundBlok
• NATURALSoundBlok
• METALSoundBlok
• Arma Security Fencing and Gates
• Barrier Installation Services

Quantifiable outcome

• CONCRETESoundBlok provides DLʀ 44dB, Dlα 20dB acoustic performance
• +3 more outcomes

Named customers7 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Four partnerships are on record, tiered core and minor.

• Network RailcoreStrategic or Co-development PartnerPrimary sponsor for Network Rail. Company installs NR approved noise barrier and security fencing systems. All installers hold valid Sentinel (PTS) cards for railway approved general and security fencing installation. Deep involvement in railway infrastructure projects across the UK.
• Highways EnglandcoreStrategic or Co-development PartnerApproved contractor for Highways England schemes. Products are CE Marked and compliant for use on Highways England schemes under CPR 2013 and Sector Scheme 2C for environmental barriers.
• VCK EngineeringminorImplementation/ SI/ Consulting PartnerEngineering firm for which Gramm Barriers installed aluminium louvred acoustic barriers at Barnet site.
• KiercoreChannel Partner/ Reseller/ DistributorMajor infrastructure contractor for Area 3 Highways England schemes. Gramm Barriers supplies acoustic barriers for Kier projects including M27 Port Solent.

Scale indicators2 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Echo Barrier: UK-based manufacturer of acoustic barriers for construction and industrial sites. Direct competitor in noise-barrier specifications where GRAMM plays, though Echo Barrier focuses on temporary/portable products vs GRAMM's permanent infrastructure installations.
• Jacksons Fencing: UK manufacturer of security fencing, acoustic barriers and gates with multi-decade history and proprietary Jakoustic line. Directly comparable to GRAMM on security/perimeter fencing portfolio and on acoustic fencing for transport corridors.
• CLD Fencing Systems: UK physical security fencing manufacturer serving transport, utility and high-security sites. Comparable to GRAMM's ArmaPALISADE/ArmaMesh range in the secured perimeter market, including rail infrastructure supply chains.
• Industrial Acoustics Company: Global specialist in noise control engineering and acoustic barrier systems for transport, industrial and power-generation sites. Comparable to GRAMM's engineered noise barrier capabilities for highways, rail, airports and industrial customers.
• Zaun Limited: UK manufacturer of high-security fencing including prison-grade and rail-approved systems. Comparable to GRAMM on secured perimeter installs for defence, rail, utilities and public infrastructure.

Emerging players

• Kinetics Noise Control: US-based noise control products manufacturer offering absorptive and reflective barriers, sound control panels and engineered acoustic solutions. Comparable on acoustic product engineering but with different geographic focus and project delivery model.

Broad incumbents

• Heras: European leader in perimeter protection with permanent and temporary fencing, gates and acoustic barriers. Overlaps with GRAMM in UK infrastructure and security perimeter installations, with broader European geographic reach.
• Hill & Smith Holdings: UK-listed infrastructure products group with multiple fencing, road safety and engineered solutions brands serving transport, utilities and security markets. Larger incumbent with overlapping UK infrastructure customer base and broader product breadth than GRAMM.
• Betafence: Global fencing and perimeter security group with extensive palisade, mesh and railing ranges plus acoustic barriers. Broader incumbent competitor in UK security fencing and noise barrier markets where GRAMM operates.

Others

• Pyrotek: Global supplier of noise control, acoustic insulation and engineered materials for industrial and architectural applications. Adjacent product/supplier relationship to GRAMM rather than direct competition, with overlap on acoustic material science.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/gramm-barrier-systems-ltd

Compliance17 records

Revenue estimate

Valuation estimate

Number of profiles

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 GRAMM Barrier Systems Ltd