Spire Renewables

What Spire Renewables does

Spire Renewables is a Cardiff, Wales-headquartered value-added merchant, designer, and installer of renewable heating systems, founded in 2014. The company supplies air source and ground source heat pumps from four authorized OEM partnerships — Vaillant (flagship), Samsung, Bosch, and Midea — alongside emitter products (underfloor heating systems, heat-pump-rated radiators), Tesla Powerwall battery storage packages, and proprietary "Spire Inspired" accessories (Fast Connect Wiring Centre, Flush and Fill Unit, Marcobore HP manifold system). Its business model combines hardware distribution, bespoke system design (heat loss calculations, mechanical schematics, pipework layouts), and MCS-compliant commissioning services — executed either directly for end customers or as outsourced white-label support for installer partners operating under its "Elevate" MCS Umbrella Scheme.

Spire serves three primary customer segments: homeowners (residential heat pump retrofits with BUS grant support), installers/contractors (technical back-office, design, commissioning, MCS umbrella, and product supply under tiered Professional/Partner/Elite partnership), and developers/builders (new-build project supply, including commercial-scale deployments for listed properties such as The Gate Cardiff). Geographic operations are concentrated in Wales, the Bristol and Bath regions, and South West England, with the Elevate installer network referenced nationally. The team is approximately 14 people — including founder-led leadership (Philip Spicer, Managing Director; Ysanne Spicer, Financial Director), technical design and commissioning engineers, sales, operations, and marketing personnel — consistent with a tightly run, family-managed SME.

The company leverages the UK Boiler Upgrade Scheme (£7,500 grant per qualifying installation) as a primary demand driver and holds four key trust-marker certifications: MCS, RECC CTSI, NAPIT, and Trustmark. Revenue streams span heat pump and component sales (Vaillant, Samsung, Bosch, Midea), design and technical services, MCS commissioning, battery storage sales, and e-commerce via the MLCP-Direct webshop. Pricing is quote-based and not publicly disclosed. Spire presents itself as a single point of accountability from initial consultation through end-to-end project management and post-installation support, with explicit emphasis on MCS compliance and BUS paperwork handling as differentiators versus pure-product distributors.

Name

Spire Renewables

Legal name

Spire Renewables Ltd

Website

https://spirerenewables.co.uk

Company type

Private

Founded year

2014

Operating status

Operating

Headcount range

11–50 employees

Short description

Spire Renewables is a Cardiff, Wales-based authorized distributor, designer, and installer of heat pump systems — supplying Vaillant, Samsung, Bosch, and Midea equipment alongside proprietary accessories and Tesla battery storage to homeowners, installers, developers, and commercial clients across Wales and South West England.

Ownership category

akta.pro rank

Product category

Renewable Heating and Heat Pump Installation

SIC

Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585)

akta.pro primary industry

Hydronic/Baseboard Radiant Heating Service (HSAOACAE)

akta.pro secondary industry

Greenfield Plant & Facility Commissioning (New Builds) (EUAEAJAA)

Keywords

• Heat pump systems
• Renewable heating solutions
• Ground source heat pumps
• Air source heat pumps
• MCS installation services

Headquarters

HQ city

Caerphilly

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Heat Pump and Component Sales: Sale of air source heat pumps, ground source heat pumps, cylinders, buffer tanks, radiators, underfloor heating systems, and associated components. Products sourced from manufacturers including Vaillant, Samsung, Bosch, and Midea.
2. Design and Technical Services: Heat loss calculations, bespoke system design, mechanical schematics, pipework layouts, and technical consulting services for installers, developers, and homeowners.
3. Commissioning Services: MCS-compliant commissioning of installed heat pump systems, including system certification and paperwork for BUS grant applications.
4. Battery Storage Systems: Sale and installation of Tesla battery storage systems (13.5kWh and 27kWh packages) designed to work with off-peak energy tariffs for heat pump systems.
5. E-commerce (MLCP-Direct): Online webshop for purchase of radiators, TRVs, and related heating components.

Pricing tiers

Go-to-market motion3 records

Distribution channels4 records

Marketing channels6 records

Core offering

Spire Renewables designs, supplies, and installs renewable heating systems, principally air source and ground source heat pumps from manufacturers including Vaillant, Samsung, Bosch, and Midea, alongside underfloor heating, radiators, and Tesla Powerwall battery storage. The company delivers end-to-end project services from heat loss calculations and bespoke system design through to commissioning, MCS certification, and Boiler Upgrade Scheme grant administration. Its Elevate programme provides a tiered installer partner network with technical and certification support.

Product overview

Spire Renewables is a value-added merchant and installer of renewable heating systems, operating as a unified portfolio of physical products and supporting services. The core offerings are Air Source and Ground Source Heat Pumps, available through four resold brands: Vaillant, Samsung, Bosch, and Midea. These are complemented by proprietary accessories (Fast Connect Wiring Centre, Flush and Fill, Marcobore HP System) and emitter products (underfloor heating systems and radiators). Tesla Powerwall battery storage integrates with heat pump systems for off-peak tariff optimization. Spire also provides MCS certification support through its Elevate installer partnership program and BUS grant application assistance. The company operates as a single integrated unit, combining product supply, system design, commissioning, and post-installation support.

Differentiator

Problem solved

Functional benefit

Brands

• Elevate: MCS Umbrella Scheme for installer partnerships with tiered support levels (Professional, Partner, and Elite tiers).
• Spire Inspired
• MLCP-Direct

Products and services

• Air Source Heat Pumps Renewable heating systems that transfer heat from outside air into buildings via wet radiators or underfloor heating. Available in multiple brands including Vaillant, Samsung, Bosch, and Midea, with outputs from approximately 4.6kW upwards, suitable for residential and commercial buildings.
• Ground Source Heat Pumps Heating systems that harness natural heat stored underground through closed-loop pipe systems, achieving approximately 400% efficiency by producing four times more heat than the electrical energy required. Suitable for properties with sufficient land for ground loops.
• Underfloor Heating Systems Complete underfloor heating systems including staples, overboard panels, cliptrack, castellated panels, spreader plates, and grooved chipboard panels for various installation types from new builds to retrofits, designed to operate efficiently with low-temperature heat pump systems.
• Heat Pump Radiators Full range of radiators including Type 21 (P+), Type 22 (K2), Type 33 (K3), Column 3, and Column 4 models, plus Large Bore TRVs designed for high-performance heat pump systems and available through the MLCP-Direct webshop.
• Tesla Battery Storage (Powerwall) Tesla Powerwall battery packages (13.5kWh and 27kWh) designed to work with off-peak energy tariffs, featuring the highest discharge rate available for heat pumps, 10-year warranty, and built-in inverter for solar compatibility.
• Spire Inspired Proprietary Accessories Proprietary in-house accessories under the Spire Inspired brand including the Fast Connect Wiring Centre (pre-wired control board), Flush and Fill Unit (portable flushing machine), Marcobore HP System (radiator manifold with spring-loaded flow sight glasses), and Spire Combi Box (enhanced control unit for larger systems), all designed to streamline heat pump installation and commissioning.
• Elevate MCS Umbrella Scheme Structured installer partnership programme with three tiers (Professional, Partner, Elite) providing MCS certification support, technical training, commissioning services, and business development resources for heat pump installers. Operates as an MCS Umbrella Scheme under Spire's MCS certification.
• Boiler Upgrade Scheme (BUS) Grant Support Government grant application support service helping homeowners and installers navigate the £7,500 BUS grant for air and ground source heat pumps, including eligibility advice, paperwork coordination, and MCS-compliant commissioning required for grant release.

Quantifiable outcome

• Over 400% efficiency achievable with heat pump systems
• +4 more outcomes

Named customers3 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

Feature4 records

Partnerships

Six partnerships are on record, tiered core, flagship and minor.

• MideacoreChannel Partner/ Reseller/ DistributorMidea is one of the world's largest HVAC manufacturers (1 in 3 AC products manufactured by Midea). Spire Renewables is an authorised distributor offering Midea R32 air source heat pumps with a 10-year parts warranty. Spire has over 150 Midea units installed with only 4 reattendances over 4 years - an exceptionally low breakdown rate.
• SamsungcoreChannel Partner/ Reseller/ DistributorSamsung is a powerhouse in HVAC since the 1970s with expertise in refrigeration and compressor technology. Spire offers Samsung EHS (Eco Heating System) heat pumps including the latest Gen 7 R290 models. Spire provides 7-year parts warranty and 2-year labour warranty as part of MCS obligations. Noise levels as low as 35 dB(A).
• VaillantflagshipChannel Partner/ Reseller/ DistributorVaillant is market leading in low-carbon heating with UK manufacturing. Spire Renewables is one of Vaillant's leading UK partners. They offer the aroTHERM plus with R290 refrigerant, operating at only 44 dB(A) - the quietest in Vaillant's portfolio. Complete 7-year parts and labour warranty via Spire when supplied with a uniSTOR cylinder.
• BoschcoreChannel Partner/ Reseller/ DistributorBosch is globally renowned for quality with German engineering expertise. The Compress CS2000 R32 air source heat pump offers quiet operation at less than 53dBA at 1m distance. Spire specifies this as their 'premium entry level product' with a complete 7-year parts and labour warranty.
• TeslacoreTechnology or IntegrationTesla is partnered for battery storage solutions. Spire offers Tesla Powerwall packages (13.5kWh and 27kWh) selected based on heat pump size and budget. Tesla batteries feature the highest discharge rate available - ideal for heat pumps, with a 10-year warranty and guaranteed 70% capacity after 10 years. Includes built-in inverter for solar PV integration.
• Madley RenewablesminorImplementation/ SI/ Consulting PartnerMadley Renewables carried out the mechanical installation for The Gate Cardiff commercial project, including full plant room strip-out, pipework replacement, radiators, and rooftop unit lifting. Spire completed the electrical installation and commissioning.

Scale indicators3 records

Recent moves6 records

Expansion highlights6 records

Regional players

• Heating & Plumbing Supplies (Various Independent Merchants): Independent heating merchants across Wales and South West England (such as Williams Heating, PPS, Celtic Plumbing Supplies) compete with Spire's distribution arm and MLCP-Direct webshop for installer-side product sales of radiators, cylinders, and heat pump ancillaries.

Direct peers

• Grant UK: Grant UK designs and supplies heating solutions including air source heat pumps (Aerona) through a network of merchant distributors and installers. It is a direct peer as a UK heat pump brand with installer-focused go-to-market, competing for installer relationships similar to Spire.
• Baxi: Baxi is a UK heating OEM offering the ASHP range with installer support and BUS grant guidance. As a UK-domestic-focused heating brand with installer programmes, it overlaps directly with Spire's value-added merchant model for residential heat pump supply.
• The Renewable Energy Hub: The Renewable Energy Hub is a UK multi-brand renewable heating merchant offering heat pumps, solar, and batteries with installer services. It is a direct peer to Spire as an independent value-added merchant supplying multiple OEM brands.
• NIBE Energy Systems UK: NIBE is a Swedish heat pump manufacturer with UK distribution and an installer partner programme. It mirrors Spire's model of selling heat pumps through vetted installer networks with technical support and commissioning services.

Broad incumbents

• Vaillant UK: Vaillant is Spire's flagship manufacturing partner and one of the UK's leading low-carbon heating brands. While Vaillant sells through its own approved installer network, it also represents the broader incumbent OEM channel against which Spire competes as an independent multi-brand merchant.
• Daikin UK: Daikin is a global HVAC leader with a strong UK heat pump offering and approved installer programme (Daikin D1-certified). It competes with Spire for premium residential and commercial installations and operates its own installer accreditation scheme analogous to Spire's Elevate.
• Worcester Bosch: Worcester Bosch is a major UK boiler and heat pump manufacturer with a large direct installer network. It competes with Spire Renewables for residential heat pump installations and installer loyalty, although Spire partners with Bosch's Compress range.
• Mitsubishi Electric (Ecodan): Mitsubishi Electric's Ecodan is one of the most installed air source heat pump brands in the UK, with its own Quantum installer accreditation scheme. It competes directly with Spire's resold brands (Vaillant, Samsung, Bosch, Midea) for installer partnerships and end-customer installs.
• Octopus Energy (Heat Pump Installation): Octopus Energy has rapidly scaled a UK heat pump installation service (formerly via acquisition of various installers) leveraging its energy supplier customer base. It competes with Spire for residential heat pump installations and BUS grant-eligible work, but operates at significantly larger national scale.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles14 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 Spire Renewables