What Rilmac Group does

Rilmac Group is a privately-held UK specialist subcontractor headquartered in Lincoln, operating four wholly-owned divisions: Rilmac Asbestos Services (HSE-licensed since 1984, providing survey, removal, disposal, contaminated land remediation, and an Environment Agency Licensed Waste Transfer Station), Rilmac Fabrication (steel fabrication, sheet metal, pipework, underbases, specialised TIG/MIG welding qualified to BS EN287-1 and ASME IX, shot-blasting, painting, with CNC high-definition plasma cutting and international shipment), Rilmac Insulation (industrial thermal insulation from cryogenic to blast-furnace temperatures, trace heating, bespoke insulation covers, and metal cladding), and Rilmac Scaffolding (access scaffolding for construction, industrial, infrastructure, housing, and disaster recovery using TG20/SG4 design methods). The group holds ISO 9001, ISO 18001/45001, RISQS, Constructionline, Achilles, and NASC accreditations, and is led by divisional directors under Rilmac Holdings Ltd.

The firm serves enterprise clients across construction (Kier, Wates, Willmott Dixon, Galliford Try, Interserve), housing development (Taylor Wimpey, Linden Homes, Mulgrave Properties), industrial and power (Siemens, Centrax, National Grid), rail infrastructure (Network Rail contractors), food and pharmaceutical (Boots, Wakefield food factory), insurance loss-adjustment (Belfor, Polygon), and public sector (NHS, via Procure Public framework). Revenue is generated through bespoke project contracts priced by quote, supplemented by long-term framework agreements; the scaffolding division reports over 80% of work from repeat customers. Distribution is exclusively direct via divisional sales teams and regional offices across Lincoln, London, Northampton, Huddersfield, Manchester, Leicester, Nottingham, and Harlow.

Rilmac has grown entirely organically since 1957 with no disclosed acquisitions, funding rounds, or external investors. Strategic activity over the past decade has focused on geographic expansion (Huddersfield 2016, Manchester 2016), regulatory credentialing (RISQS for rail, ARCA Gold Training 2017), and incremental product additions such as Microbial Remediation Services. The business model is people- and certification-intensive: competitive position rests on long-tenured regulatory licences, coded welders, in-house design teams, and embedded framework relationships rather than technology differentiation.

Name

Rilmac Group

Legal name

Rilmac Group of Companies

Website

https://rilmac.co.uk

Company type

Private

Founded year

1957

Operating status

Operating

Headcount range

251–500 employees

Short description

Rilmac Group is a privately-held UK specialist subcontractor, headquartered in Lincoln, operating four divisions — asbestos removal, metal fabrication, industrial insulation, and scaffolding — for tier-1 contractors, housing developers, industrial firms, and public-sector clients across the UK from nine regional offices.

Ownership category

akta.pro rank

Product category

Specialist Industrial Subcontracting Services

NAICS

Remediation Services (562910), Remediation Services (56291), Hazardous Waste Collection (562112), Agriculture, Construction, and Mining Machinery Manufacturing (3331), Construction Machinery Manufacturing (333120)

SIC

Construction Machinery & Equip (3531), Misc Industrial & Commercial Machinery & Equipment (3590), Special Industry Machinery, Nec (3559), Oil & Gas Field Machinery & Equipment (3533)

akta.pro primary industry

Regulatory Compliance, Permitting & Project Management (HazMat Abatement) (BPALALAG)

akta.pro secondary industries

Emergency Response & Disaster Recovery (Water Intrusion/Mold/Contamination) (BPALALAI), Environmental & Hazardous Materials Management (Remediation/Asbestos/Spill Response) (IMAIAAAJ)

Keywords

• Asbestos removal services
• Industrial scaffolding services
• Metal fabrication services
• Thermal insulation services
• Specialist subcontracting

Headquarters

HQ city

Lincoln

HQ country

United Kingdom

HQ region

Europe

Offices9 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Technology or R&D, Marketing or Sales, Supply Chain

Revenue model

1. Asbestos Removal Services: Nationwide asbestos removal services from HSE-licensed operative teams. Covers domestic projects through to major industrial asbestos removal, including survey, removal, disposal, and contaminated land remediation. Revenue is project-based, typically contract/scope-driven with pricing from bespoke quotes.
2. Metal Fabrication Services: Steel fabrication, assembly and finishing services including sheet metal, stainless and heavy steel plate, machining, shot-blasting and painting. Project-based contract work for diverse industrial sectors. Revenue derived from bespoke fabrication contracts with repeat blue-chip customers.
3. Industrial Insulation Services: Professional thermal insulation and metal cladding service covering commercial and industrial clients — tanks, vessels, pipework, ductwork, bespoke thermal covers, trace heating, and renewable energy projects. Revenue is project-based, with repeat contracts across sectors including power plants, cement works, and food factories.
4. Scaffolding & Access Solutions: Access scaffolding services across construction, industrial, infrastructure, housing, and disaster recovery. Services include temporary roofs, refurbishment encapsulation, and encapsulation (Envirowrap). Over 80% of work from repeat customers. Revenue is contract/project-based with framework agreements with major national contractors.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels7 records

Core offering

Rilmac Group is a specialist UK subcontractor delivering four integrated service lines: HSE-licensed asbestos removal/survey/disposal, industrial metal fabrication (CNC plasma cutting, sheet metal, pipework, specialised welding), industrial thermal insulation (cryogenic to blast-furnace, trace heating, metal cladding, bespoke covers), and access scaffolding for construction, industrial, infrastructure and disaster-recovery projects. Services are delivered nationwide through wholly owned subsidiaries (Rilmac Asbestos Services, Rilmac Fabrication, Rilmac Insulation, Rilmac Scaffolding) operating from depots across England.

Product overview

Rilmac Group is a specialist subcontractor offering four core service divisions: Rilmac Asbestos Services (asbestos removal, surveys, management, disposal, demolition, and contaminated land remediation), Rilmac Fabrication (steel fabrication, sheet metal work, pipework, welding, shot-blasting, and painting), Rilmac Insulation (industrial thermal insulation, trace heating, metal cladding, and bespoke insulation covers), and Rilmac Scaffolding (access scaffolding for construction, industrial, infrastructure, housing, and disaster recovery). The group also offers ancillary services including microbial remediation, architectural metalwork, stillages manufacture, and water treatment equipment. These divisions operate independently and serve clients across construction, industrial, infrastructure, and power generation sectors nationwide from multiple UK locations.

Differentiator

Problem solved

Functional benefit

Products and services

• Rilmac Asbestos Services HSE-licensed asbestos services covering management and refurbishment/demolition surveys, licensed removal, demolition support, contaminated land remediation, and an Environment Agency Licensed Asbestos Waste Transfer Station in Lincoln. Serves domestic property owners through to major industrial clients and main contractors nationwide.
• Rilmac Fabrication Steel fabrication, assembly and finishing services covering sheet metal, stainless and heavy steel plate, machining, shot-blasting, painting, and packing for international shipment. Serves industrial, engineering, architectural and OEM clients in the East Midlands with international shipment capability.
• Rilmac Insulation Industrial thermal insulation services from cryogenic temperatures to blast-furnace applications, covering tanks, vessels, pipework, ductwork, bespoke thermal covers, trace heating, metal cladding, and heating & ventilation insulation. Serves commercial and industrial clients across power plants, cement works, food factories, schools and hospitals.
• Rilmac Scaffolding Access scaffolding services for construction, industrial, infrastructure (rail, roads, waterways), housing, refurbishment, and disaster recovery projects. Includes temporary roofs (UBIX system), Envirowrap encapsulation, and in-house design using TG20 and SG4 methods. Serves main contractors and project owners across the UK.
• Microbial Remediation Services Specialist microbial cleaning and disinfection programmes using ULV fogging and surface cleaning to reduce pathogens, infection risk, cross-contamination and operational downtime in workplace premises.
• Shot Blasting & Paint Spraying Surface preparation and industrial painting services including abrasive blast cleaning to SA 2.5 standard, paint spraying with alkyd systems, single and two-pack epoxies, and intumescent coatings in heated paint booths.
• Insulation for Heating & Ventilation Insulation of heating and ventilation systems for new build sites, refurbishment projects, schools, offices, and hospitals using mineral wool, phenolic, and armaflex materials.
• Trace Heating Electrical trace heating installation services for pipework and vessels, designed and installed to current legislative compliance.
• Bespoke Insulation Covers Custom-manufactured removable insulation covers for valves and flanges, high-temperature covers for specialist applications (e.g., turbo casings), precision plasma-cut stainless steel casings, and cut-to-size insulation.
• Metal Cladding for Insulation Fabrication of cladding materials for thermal insulation including aluminium, stainless steel, galvanised, aluzinc and coloured-coated steel, produced using CNC plasma cutting.
• Steel Fabrication Complex steel structure fabrication in heavy plate and sections using carbon steel, corten, high-strength steels, ferritic and austenitic stainless, and nickel-based alloys such as Inconel. Products include tanks, gearbox fabrications, hoppers, ducting, fan casings, and structural steelwork.
• Sheet Metal Fabrication Precision sheet metal fabrication of stainless steel, aluminium, brass and mild steel, ranging from basic brackets to complex metal enclosures, cabinets, guards, louvers and ductwork.
• Pipework Fabrication Pipe fabrication, pipe welding and threading using certified welders across carbon steel, stainless steel and chrome moly piping systems for water, steam, condensate, chemicals, waste and gases.
• Underbase Fabrication Specialised manufacturing of complex finished machined underbase, base plate and bedplate fabrications for Oil & Gas, Power Generation and General Engineering customers worldwide, with stringent leak-path reduction and welding to BS EN ISO 15164-1:2004 and ASME IX-2010.
• Trailer & Chassis Fabrication Specialist trailer and chassis fabrication including step-frame low-loaders, plant bodies, rigid neck semi trailers, truck beds, and one-off low bed step frame trailers for aircraft engines and fuselages.
• Architectural Metalwork Bespoke architectural metalwork providing aesthetic features including steel sculpture, balustrades, walkways, staircases, balconies, artistic frameworks, gates and railings in various metals.
• Bespoke Stillages Manufacture Custom stillages for transporting goods and products, designed for forklift lifting, wheeled movement or combinations, with painting and finishing options.
• Water Screens & Run-Downs Water screens, incline screens and run-downs for separating solid particles from water in agri-food and water treatment applications, manufactured from mild steel (painted) or stainless steel.
• Temporary Roofs Scaffolding-based temporary roofs using the UBIX system providing a weatherproof outer skin for roofing projects, enabling work to continue regardless of weather conditions.
• Disaster Recovery Scaffolding Responsive high-level access disaster-recovery scaffolding for the insurance sector, providing safe access solutions for fire, smoke, water and storm damage situations with operatives on site within 48 hours.
• Asbestos Survey Report Asbestos survey reports including management surveys and refurbishment/demolition surveys, providing records of presence and condition of asbestos containing materials for risk assessment and management planning.
• Asbestos Collection Service Collection service for undamaged packaged asbestos within a 60-mile radius of the Environment Agency Licensed Asbestos Waste Transfer Station in Lincoln; access by appointment, with disposal fees from £50 per 15kg bag.
• Contaminated Land Remediation Full land remediation service dealing with removal of pollution or contaminants from soil, groundwater, sediment or surface water, including asbestos in soil removal or on-site cleaning.

Quantifiable outcome

• Over 80% of scaffolding work comes from repeat customers
• +4 more outcomes

Named customers24 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Three partnerships are on record, tiered core and minor.

• Procure Public LtdcoreChannel Partner/ Reseller/ Distributor · 1 January 2024Procure Public Ltd is Rilmac's designated 'Framework Partner' — a public procurement framework enabling public sector bodies to access Rilmac's services through a pre-approved procurement route. This is a formal, ongoing partnership arrangement.
• ThermacminorOthers · 1 January 2020Rilmac partnered with Thermac during the COVID-19 crisis to donate decontamination units (DCUs) to Lincoln County Hospital. Thermac supplied and donated gas bottles for each DCU, complementing Rilmac's donation of installation and maintenance services.
• SRP Hire SolutionsminorOthers · 1 January 2020SRP Hire Solutions donated a temporary canteen for NHS staff at Lincoln County Hospital during the COVID-19 pandemic as part of the welfare facility set-up coordinated by Rilmac.

Scale indicators5 records

Recent moves7 records

Expansion highlights5 records

Direct peers

• Severfield: UK's largest structural steel fabrication group serving construction, infrastructure and industrial clients. Closely comparable to Rilmac Fabrication on customer overlap and engineered-steel product mix.
• TRAD Scaffolding: UK scaffolding specialist with national coverage serving construction, infrastructure and industrial clients. Closely comparable to Rilmac Scaffolding on project type, customer base and framework-agreement-driven model.
• Citation plc: UK provider of health & safety, HR and compliance services to construction and industrial SMEs. Comparable to Rilmac's compliance-driven, regulated-service positioning and an indicator of how compliance services can scale as standalone offerings.
• SOCOTEC UK: Leading UK provider of testing, inspection and compliance services including asbestos surveys, air monitoring, and site investigation. Closely comparable to Rilmac Asbestos Services and to the regulated-compliance portion of the business.
• William Hare: Privately-held UK structural and architectural steel fabricator with significant industrial-fabrication exposure. Comparable to Rilmac Fabrication on engineered-fabrication capability and private-company profile.
• NG Bailey: UK-based mechanical, electrical and building-services contractor with significant scaffolding and industrial-insulation operations. Comparable to Rilmac as a multi-disciplinary specialist subcontractor serving UK construction, industrial and infrastructure clients.
• Aspect Contracts: UK asbestos removal, demolition and environmental services contractor. Direct peer to Rilmac Asbestos Services and to the contaminated-land-remediation portion of the business.
• Altrad (formerly Cape plc): Global industrial services group with a substantial UK presence in access, insulation, asbestos, coatings and fabrication following the 2017 acquisition of Cape plc. Directly comparable to Rilmac across all four service lines.

Broad incumbents

• BrandSafway: Global leader in scaffolding and access solutions, formed through the merger of Brand Energy and Safway. Directly competes with Rilmac Scaffolding and is part of the broader industrial-services consolidation landscape shaping Rilmac's market.

Regional players

• Lyndon Scaffolding: Privately-held UK scaffolding contractor serving construction, infrastructure and industrial clients. Comparable to Rilmac Scaffolding on project type and private-company profile, and an example of the kind of regional scaffolding specialist that competes with Rilmac for mid-sized contracts.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/rilmacgroup
• Facebookfacebook.com/RilmacGroup
• LinkedInlinkedin.com/company/rilmac-group

Compliance8 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Subsidiaries5 records

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 Rilmac Group