What TROX does

TROX SE is a German-based, foundation-controlled manufacturer of components, devices, and integrated systems for indoor ventilation and air conditioning. Founded in 1949 and headquartered in Neukirchen-Vluyn, the company produces a modular product portfolio spanning air handling units (X-CUBE), variable volume flow controllers (TVE, TVE-Q, VARYCONTROL), decentralized ventilation units for schools and offices (X-CUBE ROOMAIR, SCHOOLAIR), fire and smoke dampers, air diffusers, filters, sound attenuators, air-water induction systems, and building automation controls (TROXNETCOM, LABCONTROL, X-AIRCONTROL, FSL-CONTROL, EASYLAB). Differentiation rests on patented measurement principles (notably the tubeless differential pressure capture in TVE-Q), ATEX-certified explosion-proof variants, VDI 6022 hygiene compliance, and in-house acoustic and flow test laboratories supporting 100% factory testing with digital test protocols.

The company sells through a direct enterprise field-sales model via 32 wholly-owned subsidiaries in 27 countries across five continents, supplemented by importers and representations in over 80 countries. Pricing is quote-based on engineered specifications, with no public price disclosure. Customers are predominantly enterprise and institutional: hospitals and clinics (Klinikum Karlsruhe, Uniklinikum Heidelberg), pharmaceutical and laboratory facilities (Takeda, CNRS Strasbourg), schools and universities (Campus Rhein-Waal, Antonius-Schule), commercial offices (ÖBB Vienna HQ), cultural venues (Elbphilharmonie, Lascaux IV), and hospitality (STYLES Hotel Piding). The company reports approximately €740 million in annual revenue and over 5,000 employees worldwide, with ownership held through the Heinz Trox-Stiftung foundation structure providing long-term strategic stability and an absence of public market or private equity exposure.

Name

TROX

Legal name

TROX SE

Website

https://trox.de

Company type

Private

Founded year

1949

Operating status

Operating

Headcount range

101–250 employees

Short description

TROX is a German foundation-controlled manufacturer of HVAC components, devices, and systems for indoor ventilation and air conditioning, serving hospitals, laboratories, schools, offices, and cultural venues across more than 80 countries through 32 subsidiaries.

Ownership category

akta.pro rank

Product category

HVAC Components Manufacturing

NAICS

Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing (333413), Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (3334), Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512)

SIC

Industrial & Commercial Fans & Blowers & Air Purifing Equip (3564), Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585), Auto Controls For Regulating Residential & Comml Environments (3822)

akta.pro primary industry

HVAC Equipment (Heating, Cooling & Air Handling) (IMAHAKAB)

akta.pro secondary industries

Ventilation, Ducting & Air Distribution Equipment (IMAHAKAG), Air Quality & Filtration Equipment (IAQ) (IMAHAKAI), Dampers, Louvers & Ventilation Controls (IMADANAD)

Keywords

• HVAC components manufacturing
• Air handling units
• Fire smoke dampers
• Ventilation systems
• Air filtration products

Headquarters

HQ city

Neukirchen-vluyn

HQ country

Germany

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. HVAC component, device and system sales: TROX generates revenue through the manufacture and sale of hardware products including components, devices, and integrated systems for ventilation and air conditioning of rooms. Sales are conducted through 32 operative subsidiaries in 27 countries and additional importers/representations in over 80 countries.

Go-to-market motion2 records

Distribution channels4 records

Marketing channels5 records

Core offering

TROX manufactures HVAC components including air handling units (X-CUBE), fire and smoke dampers, air diffusers, sound attenuators, air filters, and variable volume flow controllers (TVE-Q). Founded in 1951 and headquartered in Neukirchen-Vluyn, Germany, the company operates 20 production sites and 32 subsidiaries in 27 countries, supplying engineered ventilation subsystems to commercial and institutional buildings worldwide.

Product overview

TROX is a comprehensive HVAC (heating, ventilation, and air conditioning) components, devices, and systems company offering a modular product portfolio. The core product lines include X-CUBE decentralized ventilation units (available in horizontal sill-mounted ROOMAIR-B/SCHOOLAIR-B, vertical facade-mounted ROOMAIR-V/SCHOOLAIR-V, ceiling-mounted SCHOOLAIR-D, underfloor ROOMAIR-U, and standalone SCHOOLAIR-S variants) with associated FSL-CONTROL II/III room control systems; TVE/TVE-Q/VVS series variable volume flow controllers with VARYCONTROL components and X-AIRCONTROL demand-based room control; EASYLAB/LABCONTROL laboratory ventilation control systems; and X-CUBE central air handling units. Supporting product categories encompass fire and smoke dampers (FK, FKR, FKRS, FV, EK series), air diffusers (VD, swirl, perforated, linear, floor types), sound attenuators (CA, CF, CK duct silencers; TS, TX panel silencers), air-water induction systems (DID, BID, IDB series), filtration products (pocket, mini-pleat, HEPA, activated carbon), weather protection louvers (JZ, WG, NL series), and TROXNETCOM building automation components (AS-i, LON, EASYCONTROL). Digital services include the DOCU PORTAL documentation platform, myTROX customer portal with test protocol access, Easy Product Finder (EPF) sizing tool, and TROX ACADEMY training program. The company serves commercial buildings including hospitals, laboratories, offices, hotels, and educational facilities worldwide through 32 subsidiaries in 27 countries with 20 production facilities.

Differentiator

Problem solved

Functional benefit

Brands

• X-CUBE: Series of ventilation units including SCHOOLAIR, ROOMAIR products for decentralized ventilation solutions
• EASYLAB
• X-AIRCONTROL
• X-TAIRMINAL
• TROXNETCOM
• LABCONTROL

Products and services

• X-CUBE Air Handling Unit

Quantifiable outcome

• Heat recovery efficiency >75% for decentralized ventilation units (SCHOOLAIR-V)
• +4 more outcomes

Named customers13 records

Segments5 records

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Five partnerships are on record, tiered core and minor.

• BelimocoreGTM or Marketing Partner · 1 January 2026TROX and Belimo co-host the annual TROX BELIMO Symposium, a major industry event covering fire protection, smoke extraction, and building standards. The 2026 edition travels to 7 German cities (Hamburg, Berlin, Munich, Frankfurt, Essen, etc.) with exclusive site tours. Belimo provides actuators and control components that integrate with TROX ventilation systems.
• Swegon Group ABminorOthers
• Halton GroupminorOthers
• GreenheckminorOthers
• Nailor IndustriesminorOthers

Scale indicators8 records

Recent moves7 records

Expansion highlights5 records

Broad incumbents

• Carrier Global: Global HVAC and building automation conglomerate with broad portfolio spanning the component categories TROX serves, including air handlers, controls and fire/smoke management. Carrier represents the largest scale competitor and can compete on enterprise-level RFPs against TROX subsystems.
• Trane Technologies: Global climate solutions major whose commercial HVAC and building automation offerings overlap with TROX at the AHU, controls and indoor air quality layers. Competes via integrated system sales that absorb component categories where TROX specializes, particularly in North American enterprise accounts.
• Johnson Controls: Global building solutions conglomerate whose HVAC and building controls portfolio (York, Hitachi) increasingly bundles the type of air distribution, fire damper and digital control capabilities TROX sells as standalone. Competes most directly in large commercial, healthcare and data center projects via turnkey offerings.

Direct peers

• Systemair: Swedish-listed ventilation and indoor climate company with a comparable European manufacturing and subsidiary footprint, competing head-on with TROX in fans, AHUs, air distribution products and decentralized ventilation. Systemair's broad product breadth and similar go-to-market model make it one of TROX's closest publicly disclosed competitors.
• Nailor Industries: North American HVAC components manufacturer explicitly identified in TROX competitor mapping. Nailor produces air distribution, dampers, fans and terminal units with substantial overlap to TROX's product categories, particularly relevant as TROX expands from Mexico into US projects.
• Greenheck: US-headquartered manufacturer of air movement and control equipment explicitly referenced as a TROX competitor. Greenheck offers fans, dampers, louvers, kitchen ventilation and indoor air quality products, overlapping with TROX's X-CUBE AHU, jalousie/louver and air distribution ranges — and is a primary competitor for the new Mexico plant's North American export push.
• FläktGroup: European leader in air handling, fan technology and indoor climate solutions with directly comparable products (central AHUs, fans, air distribution) and similar enterprise field-sales model. Competes with TROX in healthcare, industrial and commercial building ventilation across Europe and the Middle East.
• Swegon Group: Swedish indoor climate and ventilation components manufacturer explicitly named in TROX's own competitor mapping. Swegon offers comparable air handling units, volume flow controllers, diffusers and silencers, targeting the same European commercial, healthcare and education segments with similar field-sales and distributor channels.
• Halton Group: Finland-based manufacturer of indoor climate and HVAC solutions explicitly listed as a TROX competitor in market research context. Halton competes directly across air distribution, fire dampers and demand-controlled ventilation, with particular strength in commercial kitchens and laboratory ventilation — segments where TROX EASYLAB/LABCONTROL also plays.

Regional players

• Zehnder Group: Swiss-listed indoor climate and heat exchanger manufacturer with overlapping ventilation and IAQ offerings, but a primary focus on residential and decorative radiator segments rather than TROX's enterprise/commercial core. Comparable in heat recovery technology but a less direct competitor in healthcare and pharma.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/c/TROXDeutschland
• Facebookfacebook.com/troxgmbh
• LinkedInlinkedin.com/company/trox-gmbh
• Instagraminstagram.com/troxgmbh

Compliance8 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Subsidiaries4 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 TROX