HRS Heat Exchangers

What HRS Heat Exchangers does

HRS Heat Exchangers (also referred to as HRS Group) is a private, UK-headquartered industrial thermal-technology company founded in 1981 and based in Watford. The company designs and supplies heat exchanger systems for industrial heat-transfer applications, with a clearly specialized focus on the anaerobic digestion (AD) and biogas sector. Its operating headcount sits in the 101–250 range, and it presents itself as serving markets across the UK, Europe, and beyond.

The company's product portfolio is concentrated in three purpose-built systems for AD/biogas facility operators: the HRS Biogas Dehumidification System (for moisture removal to improve biogas energy content), the Digestate Pasteurisation System (for pathogen-free digestate output suitable for agricultural reuse), and the Digestate Concentration System (for volume reduction and waste-energy recapture, including digester heating). These systems are positioned as integrated thermal-efficiency solutions addressing both operational efficiency and the broader context of energy price volatility by enabling waste-heat recovery within biogas plants.

HRS Heat Exchangers operates a direct-sales motion aimed at enterprise buyers — biogas plant operators and AD facility managers — with the World Biogas Expo at NEC Birmingham serving as its primary documented marketing and channel engagement. The company is privately held, with no disclosed parent, funding rounds, M&A activity, or named customers in the available sources, and pricing is not publicly disclosed. Customer-concentration, revenue, and growth-trajectory data are not available, which limits quantitative assessment.

Name

HRS Heat Exchangers

Website

https://hrs-heatexchangers.com

Company type

Private

Founded year

1981

Operating status

Operating

Headcount range

101–250 employees

Short description

HRS Heat Exchangers is a UK-based thermal technology company, founded in 1981, that designs heat exchanger systems for biogas plants and anaerobic digestion facilities, offering biogas dehumidification, digestate pasteurisation, and digestate concentration solutions.

Ownership category

akta.pro rank

Product category

Industrial Heat Exchangers

NAICS

Power Boiler and Heat Exchanger Manufacturing (33241)

SIC

Heating Equipment, Except Electric & Warm Air Furnaces (3433)

akta.pro primary industry

Heat Exchangers & Thermal Transfer Equipment (IMAHAKAC)

akta.pro secondary industries

Waste Heat Recovery & Heat Integration (HRSG/ORC, Pinch Analysis, Heat Exchangers) (EUABAJAF), Anaerobic Digestion (AD) & Biogas/RNG Production (Organics Feedstocks) (BPALAEAC), Anaerobic Digestion (Wet/Dry AD) & Biogas Production (EUAIAEAD)

Keywords

• Heat transfer equipment
• Industrial heat exchangers
• Biogas dehumidification
• Digestate pasteurisation systems
• Anaerobic digestion solutions

Headquarters

HQ city

Watford

HQ country

United Kingdom

HQ region

Europe

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Distribution channels1 record

Marketing channels1 record

Core offering

HRS Heat Exchangers manufactures and supplies heat transfer and thermal efficiency solutions, with a specialized focus on equipment for the anaerobic digestion and biogas sector. Its product range includes biogas dehumidification systems, digestate pasteurisation systems, and digestate concentration systems designed for industrial-scale operators.

Product overview

HRS Heat Exchangers offers a portfolio of heat exchanger systems for thermal efficiency applications, with three named products for the anaerobic digestion and biogas sector: the HRS Biogas Dehumidification System, Digestate Pasteurisation System, and Digestate Concentration System. These systems work together to improve operational efficiency and recapture waste energy for applications such as digester heating and biogas dehumidification. The company positions its products as thermal efficiency solutions addressing energy volatility concerns for UK, European, and global markets.

Differentiator

Problem solved

Functional benefit

Brands

• HRS Biogas Dehumidification System: Heat exchanger system for biogas dehumidification
• Digestate Pasteurisation System
• Digestate Concentration System

Products and services

• HRS Biogas Dehumidification System

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Scale indicators1 record

Recent moves3 records

Expansion highlights2 records

Direct peers

• GEA Group: Major process technology group supplying heat exchangers and thermal systems for biogas/AD applications. Comparable on technology and target customers, with overlapping engineering and EPC relationships in the AD/biogas value chain.
• Alfa Laval: Global industrial heat exchanger OEM with a strong presence in biogas and anaerobic-digestion thermal systems. Directly competes with HRS on AD heat-transfer equipment but operates at significantly larger scale and broader portfolio scope.
• HRS Group: Larger sibling/related entity in the HRS family of heat exchanger brands offering broader industrial heat-transfer products. Provides a useful comparison point for portfolio breadth, scale, and channel reach beyond the AD-focused UK subsidiary.
• SWEP (Dover): Specialist in brazed-plate heat exchangers serving HVAC, refrigeration, and industrial process markets including biogas/AD. Direct comparable on heat-transfer technology and parts of the AD customer base.
• API Heat Transfer: Industrial heat exchanger manufacturer offering plate, shell-and-tube, and air-cooled solutions for process industries including renewables/biogas. Overlaps with HRS on technology and customer profile in industrial thermal processing.
• Funke Heat Exchangers: German manufacturer of industrial heat exchangers (plate, shell-and-tube, spiral) used across chemical, energy, and renewables including AD. Comparable product technology and target end-markets, with overlapping AD/biogas tender participation.

Broad incumbents

• Xylem: Global water and process technology company with heat-transfer and pumping equipment that reaches into biogas/AD plant builds. Less directly specialized to AD thermal systems but competes for capex share at AD operators.
• Kelvion: Large industrial heat exchanger manufacturer (formerly SPX Heat Transfer) serving power, chemical, and renewables including AD/biogas. Competes broadly in heat-transfer equipment but is not specialized to the AD vertical.

Regional players

• Haarslev Industries: Processing equipment specialist for rendering and anaerobic digestion by-product handling, including thermal systems for digestate and sludge treatment. Comparable on digestate-handling thermal technology but with primary focus on European rendering/AD customers.

Emerging players

• Ennox Biogas Technology: Specialist in anaerobic digestion and biogas plant engineering and components. More emerging/specialized than HRS in the AD value chain but addresses overlapping thermal and process equipment needs at biogas plants.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat2 records

Key risks5 records

Key highlights5 records

Customer concentration

• Xx.com/HRSHeatEx
• LinkedInlinkedin.com/company/hrs-heat-exchangers

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 HRS Heat Exchangers