STULZ Deutschland
STULZ Deutschland (STULZ GmbH) is the Hamburg-headquartered founding entity of the STULZ Group, a family-owned global manufacturer of precision air conditioning and cooling systems for data centers, telecommunications infrastructure, and mission-critical industrial applications, selling through 35 subsidiaries and partners in 140+ countries.
- Company typePrivate
- Founded1947
- HeadquartersHamburg, Germany
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What STULZ Deutschland does
STULZ Deutschland (legal entity STULZ GmbH, headquartered at Holsteiner Chaussee 283, 22457 Hamburg) is the founding company and global headquarters of the STULZ Group, a privately held family-owned precision air conditioning manufacturer founded in 1947 by Albert Stulz. The group designs and manufactures mission-critical cooling systems, including room precision air conditioning units (CyberAir 3PRO), high-density rack-based and rear-door solutions (CyberRack Active Rear Door), liquid cooling systems, indoor air handling units (CyberWall, CyberHandler), water-cooled and air-cooled chillers with proprietary Free Cooling (CyberCool Free Cooling Booster, CyberCool WaterTec, Explorer WSW), outdoor cabinet and shelter cooling (CabinetAir PRT, WallAir, TelAir, SplitAir, ShelterAir FC), micro data centers, humidifiers, and monitoring/control electronics (C100, SEC.blue controllers supporting Modbus and BACnet IP BMS integration). Products are sold via direct enterprise field sales, a network of exclusive sales and service partners, and an e-commerce spare parts shop, serving colocation and cloud operators, hyperscale data centers, enterprise IT, telecom infrastructure, and adjacent verticals including transport, energy, manufacturing, finance, healthcare, and education across more than 140 countries. The business model combines customized engineered-to-order system sales, standard unit sales, and recurring professional services (consulting, implementation, maintenance, technical facility management, and test center validation), with pricing conducted on a project/configuration basis. STULZ operates 35 subsidiaries including 10 production sites globally and approximately 8,200 employees, ranks in the Top 3 global data centre cooling suppliers, and remains under the management of the Stulz family (Jürgen Stulz, Marc-Oliver Stulz, and Christoph Stulz as Managing Directors alongside Thorsten Weiss).
STULZ Deutschland firmographics
Firmographics- Name
- STULZ Deutschland
- Legal name
- STULZ GmbH
- Website
- https://stulz.de
- Company type
- Private
- Founded year
- 1947
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- STULZ Deutschland (STULZ GmbH) is the Hamburg-headquartered founding entity of the STULZ Group, a family-owned global manufacturer of precision air conditioning and cooling systems for data centers, telecommunications infrastructure, and mission-critical industrial applications, selling through 35 subsidiaries and partners in 140+ countries.
- Ownership category
- akta.pro rank
STULZ Deutschland industry classification
Industry- Product category
- Precision Air Conditioning & Data Center Cooling
- NAICS
- Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing (333415), Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (3334), Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing (333413), Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512)
- SIC
- Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585), Refrigeration & Service Industry Machinery (3580), Steam & Air-Conditioning Supply (4961)
- akta.pro primary industry
- Cooling Systems & Thermal Management (CRAC/CRAH, Chillers, Liquid Cooling) (HDABAKAD)
- akta.pro secondary industries
- Facilities Operations & Maintenance (Power/Cooling/Mechanical) (HDABANAC), Chillers & Cooling Plant Equipment (IMAHAKAE)
Keywords
Where STULZ Deutschland is headquartered
LocationHeadquarters
- HQ city
- Hamburg
- HQ country
- Germany
- HQ region
- Europe
Offices3 records
Markets served
STULZ Deutschland business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Precision Air Conditioning Hardware: STULZ generates revenue through the sale of precision air conditioning units, including room cooling, high-density cooling, liquid cooling, chillers, air handling units, shelter cooling, and humidifiers. Products range from standard units to fully customized solutions.
- Professional Services: Revenue from consulting, implementation, maintenance, facility management, and technical building management services. STULZ offers test center services for product testing under individual operating conditions.
- Spare Parts and E-Commerce: STULZ operates an e-shop (eshop.stulz.com) for spare parts sales, enabling customers to purchase replacement components directly.
Go-to-market motion2 records
Distribution channels3 records
Marketing channels6 records
STULZ Deutschland product offering
Product offeringCore offering
STULZ Deutschland manufactures and sells precision air conditioning and cooling systems for data centers, telecommunications infrastructure, and other mission-critical applications. Its portfolio includes room cooling units, high-density and rack-based cooling, liquid cooling, micro data centers, air handling units, chiller units, shelter cooling, humidifiers, and proprietary monitoring/control systems, supported globally by consulting, implementation, maintenance, and test center services.
Product overview
STULZ offers a comprehensive portfolio of precision air conditioning and cooling solutions for data centers, telecommunications, and mission-critical applications. The product range spans from standard room cooling units (CyberAir 3PRO), high-density rack-based solutions (CyberRack Active Rear Door), liquid cooling systems, to custom air handling units (CyberWall, CyberHandler Custom). For telecommunications infrastructure, STULZ provides shelter cooling solutions including CabinetAir PRT, WallAir, TelAir, and SplitAir. The company also offers chiller units with free cooling technology (CyberCool Free Cooling Booster, CyberCool WaterTec, Explorer WSW), micro data centers, humidification systems, and monitoring/control solutions. Products support BMS integration via Modbus RTU, Modbus, and BACnet IP protocols. The portfolio is complemented by global services including consulting, test centers, implementation, and maintenance. STULZ emphasizes customization through its 'Climate. Customized.' philosophy, offering both standardized units and fully tailored solutions.
Differentiator
Problem solved
Functional benefit
Brands
- Climate. Customized. The company's product philosophy and tagline representing its approach to providing customized cooling solutions from standard units to fully tailored climate systems.
- CabinetAir
- CyberCool
- CyberCool Free Cooling Booster
- CyberWall
- CyberHandler
- WallAir
- TelAir
- SplitAir
- ShelterAir
- Explorer
- CyberAir 3PRO
- SEC.blue
- C100 Control System
Products and services
- CabinetAir PRT
Quantifiable outcome
- Energy savings up to 210,000 euros per year with CyberCool Free Cooling Booster (based on Hamburg temperature profile)
- +4 more outcomes
Companies that use STULZ Deutschland
Customer profileNamed customers20 records
Segments13 records
Ideal customer profiles3 records
STULZ Deutschland technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration4 records
Feature6 records
STULZ Deutschland partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- riba:businesstalk GmbH (rbt:PressRoom)minorSTULZ partners with riba:businesstalk GmbH as their official press partner. The partnership establishes a dedicated pressroom for STULZ on the rbt:PressRoom platform, serving as a trusted source for latest news, press releases, and industry updates. This partnership ensures STULZ's innovations and milestones reach a wider audience through professional media distribution.
Scale indicators6 records
Recent moves8 records
Expansion highlights5 records
STULZ Deutschland competitors and assessment
Company assessmentDirect peers
- Vertiv Holdings: Vertiv is the most direct peer: a global specialist in critical digital infrastructure including precision air conditioning, thermal management, and liquid cooling for data centres. Direct competitor in the same product category with overlapping customer base among hyperscalers, colos, and enterprises.
- Rittal: Rittal (a Friedhelm Loh Group company) manufactures IT enclosures and liquid cooling packages (LCP) for data centres, directly competing with STULZ on rack-based and high-density cooling solutions. Strong in European enterprise and edge markets.
- Munters Group: Munters is a closely comparable specialist in precision air conditioning, evaporative cooling, and air handling for data centres, telecom and industrial customers. Direct competitor in mission-critical cooling with similar customer segments and a comparable sized global footprint.
Emerging players
- Submer: Submer provides immersion cooling solutions for hyperscale and HPC data centres. Represents the liquid cooling transition that could disrupt traditional precision air conditioning players like STULZ in the densest AI deployments.
- Asetek: Asetek is a specialised liquid cooling provider for high-performance computing, gaming and increasingly AI servers. While smaller and narrower than STULZ, Asetek is gaining share in direct liquid cooling for HPC and AI workloads where STULZ is also expanding.
Broad incumbents
- Trane Technologies: Trane Technologies is a global HVAC incumbent that addresses data centre cooling as part of its commercial HVAC portfolio. Competes with STULZ in commercial chillers and air handling units and serves similar enterprise and colocation customers at scale.
- Daikin Applied: Daikin Applied is the commercial HVAC arm of Daikin Industries and a major chiller and precision cooling competitor. Particularly strong in Europe through Daikin Europe; competes with STULZ on water-cooled and air-cooled chiller tenders for data centres.
- Alfa Laval: Alfa Laval supplies heat exchangers and liquid cooling / data centre fluid handling systems, increasingly relevant as data centres move to liquid cooling. Overlaps with STULZ on thermal management technology and large-scale cooling plant equipment.
- Schneider Electric: Schneider Electric's Secure Power division offers data centre cooling (formerly Uniflair) as part of a much broader portfolio spanning UPS, electrical distribution, and building management. Competes with STULZ on enterprise data centre tenders while also offering integrated infrastructure solutions.
- Eaton: Eaton's data centre thermal management offering (including the recently acquired LiquidCool Solutions) competes with STULZ on high-density and liquid cooling, particularly in North American hyperscale and enterprise markets.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat4 records
Key risks5 records
Key highlights6 records
Customer concentration
STULZ Deutschland social profiles
Digital presenceSTULZ Deutschland financial estimates
Financial estimateRevenue estimate
Valuation estimate
STULZ Deutschland leadership team
Management profileNumber of profiles
Profiles5 records
STULZ Deutschland subsidiaries and ownership
Company hierarchySubsidiaries10 records
STULZ Deutschland funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
STULZ Deutschland 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 STULZ Deutschland
What does STULZ Deutschland do?
STULZ Deutschland manufactures and sells precision air conditioning and cooling systems for data centers, telecommunications infrastructure, and other mission-critical applications. Its portfolio includes room cooling units, high-density and rack-based cooling, liquid cooling, micro data centers, air handling units, chiller units, shelter cooling, humidifiers, and proprietary monitoring/control systems, supported globally by consulting, implementation, maintenance, and test center services.
Is STULZ Deutschland a public or private company?
STULZ Deutschland is a private company. It is classified as family owned and is currently operating.
When was STULZ Deutschland founded?
STULZ Deutschland was founded in 1947. It employs 11 to 50 people.
Where is STULZ Deutschland based?
STULZ Deutschland is headquartered in Hamburg, Germany, in the Europe region.
How does STULZ Deutschland make money?
Three revenue lines are on record. Precision Air Conditioning Hardware is the primary driver. The others are professional Services and spare Parts and E-Commerce.
Who are STULZ Deutschland's main competitors?
Direct peers on record are Vertiv Holdings, Rittal and Munters Group. Emerging players are Submer and Asetek. Broad incumbents are Trane Technologies, Daikin Applied, Alfa Laval, Schneider Electric and Eaton.
Does STULZ Deutschland have an API?
No public API is recorded for STULZ Deutschland.
What industry is STULZ Deutschland in?
STULZ Deutschland's product category is Precision Air Conditioning & Data Center Cooling. Its primary akta.pro industry code is HDABAKAD, Cooling Systems & Thermal Management (CRAC/CRAH, Chillers, Liquid Cooling), with a secondary code of HDABANAC, Facilities Operations & Maintenance (Power/Cooling/Mechanical). Its NAICS code is 333415 and its SIC code is 3585.