Thermex
Thermex is a privately held, Italian-founded global HVAC manufacturer of water heaters, boilers, heat pumps, chillers, and air-treatment equipment, serving residential, commercial, and industrial customers across roughly 100 countries through 28 subsidiaries and 600+ certified service centers.
- Company typePrivate
- Founded1949
- HeadquartersAurora, United States
- Headcount1,001–5,000
- GTM typeB2B
- OfferingHardware or Manufacturing
What Thermex does
Thermex is a 75-year-old Italian-founded, privately held global HVAC manufacturer that designs, produces, and distributes water heating, heating & cooling, and air treatment equipment. Its portfolio spans electric storage and instantaneous water heaters, gas water heaters and boilers, floor-standing and combined water heaters, electric wall-hung boilers, convectors, infrared heaters, air conditioners, heat pumps, industrial chillers, air purifiers, humidifiers, air washers, and engineered cooling solutions. Differentiated by proprietary manufacturing technologies — Bio-glasslined inner tanks, ASTN+ stainless steel, Cold Metal Transfer welding, TIG-tronic robotic welding, GS-DUO double-feeding gas welding, Oxygen Free System coating, WaveDryHeat infrared heating elements, and TitaniumHeat elements — the company operates three integrated production facilities (Karaganda, Kazakhstan; Heshan and Foshan, China; Izmir, Turkey) totaling roughly 80,000 sq.m. with 90% automation and 2.7 million units of annual output. Thermex serves residential, commercial, and industrial customers through 28 wholly-owned subsidiaries across nine countries, a network of 90 international branches, and more than 600 certified service centers in 60–100 countries. The company generates revenue primarily through hardware sales via channel partners and distributors; pricing is not publicly disclosed but wholesale volume discounts are available.
Thermex firmographics
Firmographics- Name
- Thermex
- Legal name
- Thermex Corporation
- Website
- https://thermex.com
- Company type
- Private
- Founded year
- 1949
- Operating status
- Operating
- Headcount range
- 1,001–5,000 employees
- Short description
- Thermex is a privately held, Italian-founded global HVAC manufacturer of water heaters, boilers, heat pumps, chillers, and air-treatment equipment, serving residential, commercial, and industrial customers across roughly 100 countries through 28 subsidiaries and 600+ certified service centers.
- Ownership category
- akta.pro rank
Thermex industry classification
Industry- Product category
- Water Heating Equipment Manufacturing
- NAICS
- Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (3334), Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers (42373), Heating Equipment (except Warm Air Furnaces) Manufacturing (333414)
- SIC
- Wholesale-Hardware & Plumbing & Heating Equipment & Supplies (5070), Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585), Steam & Air-Conditioning Supply (4961)
- akta.pro primary industry
- HVAC, Water Heaters & Indoor Air Quality Distribution (CRAOAFAJ)
Keywords
Where Thermex is headquartered
LocationHeadquarters
- HQ city
- Aurora
- HQ country
- United States
- HQ region
- North America
Offices9 records
Markets served
Thermex business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Technology or R&D, Personnel, Marketing or Sales, Infrastructure
Revenue model
- Water heating equipment sales: Thermex generates revenue primarily through the sale of water heating equipment including electric storage water heaters, instantaneous electric water heaters, gas boilers, instantaneous gas water heaters, floor-standing and combined water heaters. Products are sold through a global network of distributors and service partners.
- Heating and cooling equipment sales: Revenue from sales of heat pumps, air-cooled chillers, electric convector heaters, fan heaters, electric wall-hung boilers, and air conditioners for residential, commercial, and industrial use.
- Air treatment equipment sales: Sales of air purifiers, humidifiers, air washers, and air treatment systems providing clean, healthy indoor environments.
- Engineered solutions and chillers: Custom-engineered heating and cooling projects for residential, commercial, and industrial premises based on chillers and heat pumps through Thermex Energy division.
- Spare parts and accessories: Sales of genuine spare parts, accessories, anti-scale filters, and replacement components through a network of certified service centers.
- Wholesale spare parts: Wholesale supply of spare parts for distributors with marketing support, consultation support, and volume discounts for wholesale clients.
Go-to-market motion3 records
Distribution channels4 records
Marketing channels5 records
Thermex product offering
Product offeringCore offering
Thermex manufactures and sells water heating equipment (electric storage, electric instantaneous, gas, floor-standing, and combined water heaters, plus wall-hung boilers), heating and cooling systems (heat pumps, chillers, convectors, air conditioners, infrared heaters, fan heaters), air treatment products (air purifiers, humidifiers, air washers), and engineered industrial cooling/heating solutions under the Thermex brand and sub-brands such as Golf, Stern, Vox, Kingston, Dolci, Cadorna, Cometa, Lima Wi-Fi, Nixen, Njord, Erba, Muse, and Griffon. Products are sold wholesale through 28 subsidiaries across 9 countries, 90 international branches, and a global distributor and certified service center network spanning 60-100 countries.
Product overview
Thermex is a global leader in water heating, cooling, and air treatment solutions with over 75 years of experience. The company operates as an integrated corporation offering a comprehensive product portfolio organized into four main categories: Water Heating (including electric storage water heaters, instantaneous water heaters, gas water heaters, floor-standing and combined water heaters, wall-hung boilers), Heating & Cooling (convectors, infrared heaters, air conditioners, heat pumps, chillers, dry coolers), Air Treatment (air purifiers, humidifiers, air washers), and Engineered Solutions (industrial chillers and heat pumps). Products are sold under various sub-brands including Thermex Golf, Thermex Stern, Thermex Vox, Thermex Kingston, Thermex Dolci, Thermex Cadorna, Thermex Cometa, Thermex Lima, Thermex Nixen, Thermex Njord, Thermex Griffon, and Thermex Muse. The portfolio spans from compact residential units to large-scale industrial systems serving homes, businesses, and industrial facilities across more than 60 countries.
Differentiator
Problem solved
Functional benefit
Brands
- Golf: Compact water heater series with round tank and dark metallic body, featuring G.5 technology with stainless steel inner tank and TitaniumHeat heating element.
- Vox
- Ton
- Kingston
- Dolci
- Cadorna
- Cometa
- Lima Wi-Fi
- Nixen
- Njord
- Erba
- Muse
- Griffon
- Stern
Products and services
- Electric Storage Water Heaters
- Electric Instantaneous Water Heaters
- Gas Water Heaters
- Floor-Standing Electric Water Heaters
- Combined Electric Water Heaters
- Electric Wall-Hung Boilers
- Heat Pumps
- Chillers
- Convectors
- Air Conditioners
- Air Purifiers
- Humidifiers
- Air Heaters and Fan Heaters
- Water Pumping Stations
- Spare Parts and Accessories
- Thermex Energy Engineered Solutions (Industrial Chillers and Heat Pumps)
- Thermex Lima Wi-Fi Water Heater
- Thermex Cometa Heating Boiler
- Thermex Cadorna Convector
- Thermex Dolci Convector
- Thermex Kingston 2500E Convector
- Thermex Vox Tankless Water Heater
- Thermex Ton Instant Faucet Water Heater
- Thermex Golf Water Heater
- Thermex Stern 9 Electric Boiler
- Thermex Njord Towel Warmer
- Thermex Erba 2000 Heater
- Thermex Muse 200 Air Washer
- Thermex Griffon 500 Wi-Fi Air Purifier
- Thermex Nixen Indirect Heating Water Heater
Quantifiable outcome
- Energy savings through ErP-compliant products with high-density Super Foam insulation reducing heat loss
- +3 more outcomes
Companies that use Thermex
Customer profileNamed customers1 record
Segments3 records
Ideal customer profiles3 records
Thermex technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature12 records
Thermex partnerships and signals
Strategic signalPartnerships
Two partnerships are on record, tiered core.
- Global DistributorscoreThermex invites distributors worldwide to collaborate in delivering high-quality solutions in water heating, cooling systems, and air treatment to diverse markets. Distributors gain access to an extensive product range, competitive pricing, and marketing support tailored to their region. The program values partnerships built on trust and mutual success.
- Service PartnerscoreThermex partners with service providers worldwide to enhance quality of installation, maintenance, and repair services for customers. Service partners receive resources and training needed to deliver exceptional service and set new standards for customer satisfaction.
Scale indicators11 records
Recent moves11 records
Expansion highlights6 records
Thermex competitors and assessment
Company assessmentBroad incumbents
- BDR Thermea Group: European heating group operating Baxi, De Dietrich, Remeha, and other brands across residential and commercial heating. Comparable in boilers and heat pumps, with a larger European installed base and broader product line.
- Vaillant Group: German heating technology incumbent (Vaillant, Saunier Duval, Bulex brands) manufacturing boilers, heat pumps, and HVAC solutions across Europe. Comparable in heat pump and boiler categories where Thermex is expanding, though Vaillant's residential gas-boiler legacy is deeper.
- Bosch Thermotechnology: Heating and hot water division of Bosch, one of Europe's largest HVAC manufacturers. Competes with Thermex across water heaters, boilers, and heat pumps with a much larger corporate parent, broader service network, and stronger brand in Western Europe.
- Rheem Manufacturing: US-based manufacturer of water heating, heating, cooling, and air treatment products for residential and commercial markets. Comparable across water heaters and HVAC categories, with a particularly strong North American distribution footprint that Thermex lacks.
- A.O. Smith Corporation: US-listed global water heater and boiler manufacturer with strong North American and Asian positions. Directly comparable in residential and commercial electric water heaters where both companies compete in replacement-driven markets.
Direct peers
- Ariston Group: Italian-founded global manufacturer of water heaters, boilers, and heating systems with strong European and emerging-market presence. Most direct competitor to Thermex given shared Italian origin, comparable product portfolio (electric, gas, heat pumps), and similar distributor-led model.
- Ferroli: Italian-founded manufacturer of boilers, water heaters, and air conditioning products with strong European and emerging-market presence. Highly comparable given shared Italian heritage, distributor-led GTM, and overlapping product portfolio across residential heating and cooling.
- Stiebel Eltron: German manufacturer specializing in water heating, heat pump technology, and renewable heating solutions. Comparable in tankless/instantaneous water heaters, heat pumps, and a premium engineering positioning that overlaps with Thermex's G.5 and Wi-Fi Motion lines.
- Viessmann: German family-owned manufacturer of heating, industrial refrigeration, and cooling systems. Directly comparable in residential boilers, heat pumps, and industrial chillers where both companies target commercial and engineered-solution segments.
- Rinnai Corporation: Japanese global manufacturer of gas water heaters, tankless units, and heating appliances. Comparable in instantaneous/tankless water heating technology and global distribution model, with strong positions in Asia-Pacific and the Americas.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks7 records
Key highlights7 records
Customer concentration
Thermex social profiles
Digital presenceThermex compliance and trust
Trust signalCompliance9 records
Thermex financial estimates
Financial estimateRevenue estimate
Valuation estimate
Thermex leadership team
Management profileNumber of profiles
Profiles1 record
Thermex subsidiaries and ownership
Company hierarchySubsidiaries9 records
Thermex funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Thermex 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 Thermex
What does Thermex do?
Thermex manufactures and sells water heating equipment (electric storage, electric instantaneous, gas, floor-standing, and combined water heaters, plus wall-hung boilers), heating and cooling systems (heat pumps, chillers, convectors, air conditioners, infrared heaters, fan heaters), air treatment products (air purifiers, humidifiers, air washers), and engineered industrial cooling/heating solutions under the Thermex brand and sub-brands such as Golf, Stern, Vox, Kingston, Dolci, Cadorna, Cometa, Lima Wi-Fi, Nixen, Njord, Erba, Muse, and Griffon. Products are sold wholesale through 28 subsidiaries across 9 countries, 90 international branches, and a global distributor and certified service center network spanning 60-100 countries.
Is Thermex a public or private company?
Thermex is a private company. It is classified as family owned and is currently operating.
When was Thermex founded?
Thermex was founded in 1949. It employs 1,001 to 5,000 people.
Where is Thermex based?
Thermex is headquartered in Aurora, United States, in the North America region.
How does Thermex make money?
Six revenue lines are on record. Water heating equipment sales are the primary driver. The others are heating and cooling equipment sales, air treatment equipment sales, engineered solutions and chillers, spare parts and accessories and wholesale spare parts.
Who are Thermex's main competitors?
Broad incumbents on record are BDR Thermea Group, Vaillant Group, Bosch Thermotechnology, Rheem Manufacturing and A.O. Smith Corporation. Direct peers are Ariston Group, Ferroli, Stiebel Eltron, Viessmann and Rinnai Corporation.
Does Thermex have an API?
No public API is recorded for Thermex.
What industry is Thermex in?
Thermex's product category is Water Heating Equipment Manufacturing. Its primary akta.pro industry code is CRAOAFAJ, HVAC, Water Heaters & Indoor Air Quality Distribution. Its NAICS code is 3334 and its SIC code is 5070.