RNM ELECTRICAL LIMITED

What RNM ELECTRICAL LIMITED does

RNM Electrical Limited, trading as RNM Services, is a UK-based electrical and ventilation contractor headquartered in Bolton. The company provides design-and-build services across electrical systems (stand-by generators, sub-main distribution, general/emergency lighting, small power, structured cabling, CCTV and door access control, TV distribution, fire alarms) and ventilation/air conditioning, delivered through an integrated offering with sister company AV Group, which handles MVHR and AC specialist work. RNM's engineers are qualified to test and certify installations to BS7671, and the company holds NICEIC certification and Part P building regulation registration.

The company serves commercial clients (offices, hospitals, schools, industrial units) and domestic segments (hotels, student accommodation, residential apartment blocks, social housing), including named large-scale developments such as Water Street (307 units), Greengate (497 units), and Wilburn Basin (491 units), as well as ongoing work for Manchester developer Renaker. RNM also supplies ventilation installation and reactive maintenance services to over 40 UK councils, with over 2,000 MVHR installations per year and 800 properties under reactive maintenance.

RNM generates revenue primarily through project-based, quote-driven contracts ranging from £500 to £3m per project. The go-to-market is direct sales via website contact and email ([email protected]), targeting property developers, construction companies, building owners, and local authorities. Revenue streams include one-time electrical installation projects, professional services for ventilation/AC and testing/certification, and recurring maintenance contracts. The company is privately held with no institutional or venture capital backing disclosed, and operates primarily in North West England with a UK-wide council footprint.

Name

RNM ELECTRICAL LIMITED

Legal name

RNM Electrical Ltd

Website

https://rnmservices.co.uk

Company type

Private

Founded year

2015

Operating status

Operating

Short description

RNM Electrical Limited, trading as RNM Services, is a Bolton-based electrical and ventilation design-and-build contractor serving commercial and residential developers, plus 40+ UK councils, with NICEIC-certified engineers delivering installation, testing, and maintenance projects.

Ownership category

akta.pro rank

Headquarters

HQ city

Bolton

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Electrical Installation Projects: Project-based installation services for electrical systems ranging from £500 to £3m, including mains, distribution, lighting, small power, and specialist installations for commercial and domestic properties.
2. Ventilation and Air Conditioning: Design, supply, and installation of MVHR systems and air conditioning, with ongoing maintenance and servicing schedules.
3. Testing and Certification Services: Electrical testing services including ECR reports and PAT testing, identifying issues and recommending remedial work.
4. Specialist Systems Installation: Installation of CCTV, door access control, fire alarms, TV systems, structured cabling, and standby generators as part of comprehensive building solutions.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

RNM Electrical Limited provides electrical design, installation, testing, and certification services alongside ventilation and air conditioning solutions for commercial and domestic properties. The company delivers full design-and-build projects ranging from £500 to £3m, encompassing mains distribution, lighting, small power, fire alarms, CCTV, structured cabling, MVHR ventilation, standby generators, and regulatory compliance testing to BS7671 and Part P standards.

Product overview

RNM Services operates as an electrical and ventilation contractor offering a unified suite of design, installation, and maintenance services. The core offering consists of multiple integrated service lines: electrical services (stand-by generators, general/emergency lighting, fire alarms, CCTV/access control, structured cabling, small power, sub-main distribution) and mechanical services (ventilation systems with MVHR, air conditioning). Services are delivered through a design and build model with testing and certification capabilities. The company primarily serves commercial and domestic sectors including new builds and refurbishments, with sister company AV Group providing specialized ventilation and air conditioning expertise.

Differentiator

Problem solved

Functional benefit

Products and services

• Stand-by Generator Installations

Quantifiable outcome

• Over 2000+ MVHR installations per year in new build properties
• +2 more outcomes

Named customers4 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

Feature3 records

Partnerships

One partnership is on record.

• AV GroupcoreStrategic or Co-development PartnerSister company that provides ventilation and air conditioning expertise. RNM leverages AV Group's experience to offer integrated electrical and ventilation solutions. AV Group has over 2000+ MVHR installations per year and works with 40+ councils, providing reactive maintenance to 800 properties annually.

Scale indicators5 records

Recent moves5 records

Expansion highlights4 records

Direct peers

• SPIE UK: UK arm of SPIE, a European technical services group delivering electrical, mechanical and HVAC installation and maintenance to commercial and public-sector clients — overlapping RNM's contractor service lines including building electrical work, fire systems and ventilation.
• NG Bailey: One of the UK's largest independent electrical and mechanical building-services contractors, offering design, installation and maintenance across commercial, residential and industrial projects — directly comparable to RNM's design-and-build electrical and ventilation model, though at substantially greater scale.
• Sureserve Group: UK building-services group focused on electrical, fire safety, heating, ventilation and compliance maintenance for social housing and public-sector landlords — closely comparable to RNM's council-focused MVHR installation and reactive-maintenance offering.

Broad incumbents

• Amey: Major UK infrastructure and built-environment services group delivering electrical, mechanical and facilities services to public-sector clients including councils — overlapping RNM's council relationships and reactive-maintenance work but at national scale.
• Wates Group: UK construction and property-services group delivering new-build and refurbishment projects across public and private sectors with in-house M&E capability — a wider incumbent that sources electrical and ventilation contractors of RNM's type.
• Bouygues UK: UK construction and property-development arm of Bouygues, delivering new-build residential and commercial schemes including M&E fit-out — a downstream customer ecosystem to RNM as well as an incumbent competitor for design-and-build contractor work.
• Morgan Sindall: UK construction and regeneration group active in residential, commercial and mixed-use developments with M&E contracting capability — relevant comparable for RNM's design-and-build contractor model on mid-to-large new-build schemes.
• EQUANS UK: Large UK facilities, energy and building-services provider (formerly Imtech) covering electrical, HVAC, fire and security across commercial, public and industrial estates — a broader incumbent in RNM's space rather than a head-to-head regional rival.
• Suir Engineering (formerly SSE Contracting UK): Ireland-headquartered engineering and electrical-contracting group operating across the UK, delivering LV/HV electrical installations and building services for commercial and residential schemes — comparable contractor capability to RNM, operating at significantly greater scale.
• Skanska UK: UK arm of Skanska, a major construction group delivering commercial, residential and infrastructure projects — overlapping with RNM as both a potential customer on large schemes and an incumbent competitor via in-house building services.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/rnm-electrical-limited

Compliance5 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 RNM ELECTRICAL LIMITED