Holroyd Components
Holroyd Components is a UK-based, privately held manufacturer of custom industrial electric heating elements — silicone, Kapton, ceramic, drum, and enclosure heaters — serving 1,500+ OEM customers across aerospace, medical, EV, renewable energy, and industrial verticals in 72 countries.
- Company typePrivate
- Founded1972
- HeadquartersSaffron Walden, United Kingdom
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What Holroyd Components does
Holroyd Components is a UK-based, privately held manufacturer of industrial electric heating elements founded in 1972. The company designs and produces surface heating solutions including flexible silicone heaters, Kapton (polyimide) film heaters, ceramic heaters, drum and jacket heaters, enclosure heaters, and preformed/custom-shaped heaters. Its technology is built around resistive heating elements embedded in silicone rubber, polyimide, and ceramic substrates, with engineering emphasis on fit-form-function customization for OEM integration rather than commodity off-the-shelf supply.
The business serves 1,500+ customers across 72 countries in eight stated verticals: Aerospace & Defense, Medical & Scientific, Communications, Construction, Automotive/EV, Renewable Energy, Industrial, and Catering. Notable named end-users include NASA (via the ARTEMIS program), SpaceX, Friedr. Freek GmbH, and Custom Heaters and Research Inc. The company holds ISO 9001:2015 quality certification and product-level certifications including CE, UKCA, UL/CSA, and VDE, alongside REACH and RoHS compliance. It maintains 22,000+ live product variants and reports 1M+ cumulative units shipped.
The commercial model is B2B direct manufacturing with quote-based custom pricing, supported by an online quote/configurator tool, a Fast Track expedited service tier, and a DHL logistics partnership for international distribution. Headcount is reported at 11-50 employees, indicating a niche specialty manufacturer with high-mix, low-to-medium volume production rather than commodity scale. No external funding rounds, M&A activity, or leadership transitions are disclosed in the source material.
Holroyd Components firmographics
Firmographics- Name
- Holroyd Components
- Legal name
- Holroyd Components Limited
- Website
- https://holroydcomponents.com
- Company type
- Private
- Founded year
- 1972
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Holroyd Components is a UK-based, privately held manufacturer of custom industrial electric heating elements — silicone, Kapton, ceramic, drum, and enclosure heaters — serving 1,500+ OEM customers across aerospace, medical, EV, renewable energy, and industrial verticals in 72 countries.
- Ownership category
- akta.pro rank
Holroyd Components industry classification
Industry- Product category
- Industrial Heating Elements
- NAICS
- Heating Equipment (except Warm Air Furnaces) Manufacturing (333414)
- SIC
- Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585)
- akta.pro primary industry
- Heat Exchangers & Thermal Transfer Equipment (IMAHAKAC)
- akta.pro secondary industries
- Heat Transfer Equipment (Heat Exchangers, Boilers, Condensers) (IMAHAEAC), Aerospace Thermal Management, Insulation & Fire Protection Materials (IMABANAE)
Keywords
Where Holroyd Components is headquartered
LocationHeadquarters
- HQ city
- Saffron Walden
- HQ country
- United Kingdom
- HQ region
- Europe
Offices1 record
Markets served
Holroyd Components business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Operations, Personnel, Supply Chain, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Industrial Heating Elements: Manufacture and sale of bespoke industrial electric heating elements including flexible silicone heaters, jacket heaters, drum heaters, ceramic heaters, enclosure heaters, and preformed heaters. Revenue is generated through one-time product sales with custom specifications driving pricing.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Pay-as-you-go | Standard manufacturing with 3-week despatch time |
Go-to-market motion1 record
Distribution channels1 record
Marketing channels3 records
Holroyd Components product offering
Product offeringCore offering
Holroyd Components designs and manufactures bespoke industrial electric heating elements, with a core focus on flexible silicone heaters built using etched foil and wire wound element construction. The product range also includes Kapton (polyimide) heaters, preformed pipe and vessel heaters, ceramic flat panel heaters, enclosure heaters, drum and jacket heaters, and gas/pump line heaters, supplemented by temperature controllers, sensors, thermal devices, foam insulation, and fixings. Products are made-to-order at the UK manufacturing facility in Saffron Walden, supporting high-to-low volume production including prototypes.
Product overview
Holroyd Components offers a comprehensive portfolio of bespoke industrial electric heating elements, with flexible silicone heaters serving as the core product line. The portfolio includes Kapton heaters and ceramic heaters for high-temperature applications, alongside specialized offerings such as preformed pipe/vessel heaters and enclosure heaters. Drum and jacket heating solutions (HISD, HTSD, HSSD) address container heating needs. These heating products can be enhanced with a full range of accessories including temperature controllers, sensors (PT100, thermocouples, thermistors), thermal limiting devices, and foam insulation. The company operates as a manufacturer providing both standard stock items and fully custom bespoke solutions from prototype to high-volume production, with ISO 9001:2015 quality certification.
Differentiator
Problem solved
Functional benefit
Products and services
- Flexible Silicone Heaters Bespoke flexible heating elements made from silicone rubber with embedded heating elements, available in Etched Foil or Wire Wound construction. They deliver durability in harsh conditions, uniform heat distribution, fast heat-up, energy efficiency, and easy installation on complex surfaces for industrial customers across aerospace, medical, communications, and industrial sectors.
- Kapton Heaters Flexible heating elements using Kapton (polyimide) film technology suitable for applications requiring temperatures up to 200°C, used in aerospace and other demanding environments (for example, SpaceX rocket applications).
- Preformed Silicone Heaters
Quantifiable outcome
- Products shipped to over 1,000,000 units across 1,500+ companies in 72 countries
- +3 more outcomes
Companies that use Holroyd Components
Customer profileNamed customers4 records
Segments8 records
Ideal customer profiles5 records
Holroyd Components technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
Holroyd Components partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- DHLoperationalDHL courier handles export documentation for international shipments, supporting the company's global shipping operations. They prepare commercial invoices with each shipment for international deliveries.
Scale indicators6 records
Recent moves6 records
Expansion highlights5 records
Holroyd Components competitors and assessment
Company assessmentDirect peers
- Watlow Electric Manufacturing Company: Watlow is a US-headquartered global leader in industrial electric heating elements, thermal sensors, and complete thermal solutions. It is the most direct comparable to Holroyd in terms of product (resistance heaters, silicone heaters, cartridge heaters) and customer base (industrial OEMs, aerospace, medical).
- Chromalox (Spirax Group): Chromalox is a long-established manufacturer of industrial electric heating elements and thermal solutions, now part of Spirax Group. It competes directly with Holroyd in surface heaters, process heaters, and immersion heaters for industrial customers.
- Backer Hotwatt: Backer Hotwatt manufactures electric heating elements including cartridge, strip, and silicone heaters for industrial and commercial applications. It is a direct product-line overlap with Holroyd's custom heating element portfolio.
- Tutco Heating Solutions Group: Tutco is a specialist manufacturer of electric heating elements and assemblies serving industrial, aerospace, medical, and commercial customers. It is a direct competitor in custom and standard heating element manufacturing.
- Durex Industries: Durex Industries manufactures electric heating elements and thermal assemblies for industrial, semiconductor, medical, and aerospace OEMs. It is a direct competitor in custom heater design and high-reliability applications.
- Heatron: Heatron designs and manufactures custom industrial heaters, heating elements, and thermal systems for OEM customers. Comparable to Holroyd's bespoke, application-engineered approach in industrial and aerospace markets.
- Tempco Electric Heater Corporation: Tempco designs and manufactures electric heating elements, temperature sensors, and controls for industrial OEMs. It competes with Holroyd in custom band, cartridge, and silicone-style heaters.
- Friedr. Freek GmbH: Friedr. Freek is a German manufacturer of industrial heating elements and thermal solutions, listed as a long-standing Holroyd customer/partner but also an active competitor in European electric heating element markets.
Emerging players
- Omega Engineering (Specimen Group): Omega sells heating elements, sensors, and process control products to industrial buyers with strong catalog/distribution reach. It overlaps with Holroyd's accessory categories (controllers, sensors) but focuses more on standardized catalog sales than bespoke heater design.
Broad incumbents
- Spirax Group plc: Spirax Group is a global industrial thermal energy and fluid technology group whose Chromalox division overlaps directly with Holroyd. Its broader steam and process-heating portfolio dwarfs Holroyd's niche and represents the larger incumbent competitive set.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks5 records
Key highlights6 records
Customer concentration
Holroyd Components social profiles
Digital presenceHolroyd Components compliance and trust
Trust signalCompliance9 records
Holroyd Components financial estimates
Financial estimateRevenue estimate
Valuation estimate
Holroyd Components leadership team
Management profileNumber of profiles
Profiles13 records
Holroyd Components funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Holroyd Components M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Holroyd Components
What does Holroyd Components do?
Holroyd Components designs and manufactures bespoke industrial electric heating elements, with a core focus on flexible silicone heaters built using etched foil and wire wound element construction. The product range also includes Kapton (polyimide) heaters, preformed pipe and vessel heaters, ceramic flat panel heaters, enclosure heaters, drum and jacket heaters, and gas/pump line heaters, supplemented by temperature controllers, sensors, thermal devices, foam insulation, and fixings. Products are made-to-order at the UK manufacturing facility in Saffron Walden, supporting high-to-low volume production including prototypes.
Is Holroyd Components a public or private company?
Holroyd Components is a private company. It is classified as family owned and is currently operating.
When was Holroyd Components founded?
Holroyd Components was founded in 1972. It employs 11 to 50 people.
Where is Holroyd Components based?
Holroyd Components is headquartered in Saffron Walden, United Kingdom, in the Europe region.
How does Holroyd Components make money?
One revenue line is on record: industrial Heating Elements.
Who are Holroyd Components's main competitors?
Direct peers on record are Watlow Electric Manufacturing Company, Chromalox (Spirax Group), Backer Hotwatt, Tutco Heating Solutions Group, Durex Industries, Heatron, Tempco Electric Heater Corporation and Friedr. Freek GmbH. Omega Engineering (Specimen Group) is listed as an emerging player. Spirax Group plc is listed as a broad incumbent.
Does Holroyd Components have an API?
No public API is recorded for Holroyd Components.
What industry is Holroyd Components in?
Holroyd Components's product category is Industrial Heating Elements. Its primary akta.pro industry code is IMAHAKAC, Heat Exchangers & Thermal Transfer Equipment, with a secondary code of IMAHAEAC, Heat Transfer Equipment (Heat Exchangers, Boilers, Condensers). Its NAICS code is 333414 and its SIC code is 3585.