Wallstein
Wallstein is a German industrial engineering company specializing in three divisions—industrial heat recovery systems, gas purification equipment, and pharmaceutical cleanroom technology—serving energy, waste management, and pharmaceutical manufacturers with custom-engineered capital equipment.
- Company typePrivate
- Founded1989
- HeadquartersRecklinghausen, Germany
- Headcount101–250
- GTM typeB2B
- OfferingHardware or Manufacturing
What Wallstein does
Wallstein, headquartered in Recklinghausen, Germany, is a privately held industrial engineering company founded in 1989 and operating under Wallstein Holding GmbH & Co. KG. It designs, engineers, and delivers custom industrial systems across three integrated divisions: Energietechnik (energy technology) for industrial heat recovery, Umwelttechnik (environmental technology) for industrial gas purification, and Pharmatechnik (pharmaceutical technology) for cleanroom and sterilization infrastructure. The company serves industrial customers in energy/power generation, waste incineration and emission control, and pharmaceutical manufacturing.
The product portfolio spans heat utilization systems (Wärmenutzungssysteme), gas-water and gas-gas heat exchangers, steam-gas preheaters, electrostatic precipitators (Elektrofilter), fabric filters (Gewebefilter), wet gas scrubbers (Gaswäscher), gas conditioners, laminar flow hoods, sterilization tunnels, and isolators. A registered proprietary component—Delta Wings®—is used to optimize gas flow within filtration systems. Solutions are typically custom-engineered per project rather than sold as catalog products.
The business model is direct B2B project sales: Wallstein markets primarily via its website and direct inquiry, executes custom engineering for individual industrial facilities, and delivers capital equipment that addresses energy cost reduction, regulatory emissions compliance, and pharmaceutical sterility requirements. No external investors, public listing, or funding rounds are disclosed, and pricing is project-based and not publicly listed. Customer relationships span over two decades in the pharmaceutical vertical, suggesting recurring service and replacement-cycle revenue alongside discrete project wins.
Wallstein firmographics
Firmographics- Name
- Wallstein
- Legal name
- Wallstein Holding GmbH & Co. KG
- Website
- https://wallstein.de
- Company type
- Private
- Founded year
- 1989
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Wallstein is a German industrial engineering company specializing in three divisions—industrial heat recovery systems, gas purification equipment, and pharmaceutical cleanroom technology—serving energy, waste management, and pharmaceutical manufacturers with custom-engineered capital equipment.
- Ownership category
- akta.pro rank
Wallstein industry classification
Industry- Product category
- Industrial Process Equipment
- NAICS
- Power Boiler and Heat Exchanger Manufacturing (332410), Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing (333413), Heating Equipment (except Warm Air Furnaces) Manufacturing (333414)
- SIC
- Industrial & Commercial Fans & Blowers & Air Purifing Equip (3564), Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585), Laboratory Apparatus & Furniture (3821)
- akta.pro primary industry
- Heat Transfer Equipment (Heat Exchangers, Boilers, Condensers) (IMAHAEAC)
- akta.pro secondary industry
- Lab Furniture, Facilities & Utilities (Benches, Casework, Gas/Water Systems) (HLAGAIAM)
Keywords
Where Wallstein is headquartered
LocationHeadquarters
- HQ city
- Recklinghausen
- HQ country
- Germany
- HQ region
- Europe
Offices1 record
Markets served
Wallstein business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Supply Chain, Operations, Technology or R&D, Marketing or Sales
Distribution channels1 record
Marketing channels3 records
Wallstein product offering
Product offeringCore offering
Wallstein designs, engineers, and delivers custom industrial systems across three divisions: Energietechnik (waste heat recovery equipment such as heat exchangers and preheaters), Umwelttechnik (industrial gas purification systems including electrostatic precipitators, fabric filters, gas scrubbers, gas conditioners, and the proprietary Delta Wings® component), and Pharmatechnik (pharmaceutical cleanroom hygiene systems such as laminar flow hoods, sterilization tunnels, and isolators). The company provides engineering, fabrication, and delivery services to industrial facilities in the energy, waste incineration, and pharmaceutical manufacturing sectors.
Product overview
Wallstein is an industrial engineering company offering a portfolio of three integrated product lines: Energietechnik (energy technology) systems for exhaust heat recovery including heat utilization systems, gas-water heat exchangers, steam-gas preheaters, and gas-gas heat exchangers; Umwelttechnik (environmental technology) systems for industrial gas purification including electrostatic precipitators, fabric filters, Delta Wings® flow optimization technology, gas scrubbers, and gas conditioners; and Pharmatechnik (pharmaceutical technology) systems for cleanroom hygiene including laminar flow hoods, sterilization tunnels, and isolators. The company provides engineering and delivery services for industrial facilities across energy, waste management, and pharmaceutical sectors.
Differentiator
Problem solved
Functional benefit
Brands
- Delta Wings®: Environmental technology product for gas cleaning systems
Products and services
- Wärmenutzungssysteme (Heat Utilization Systems) Systems that recover and utilize waste heat from industrial exhaust gases to reduce operating costs and CO2 emissions, sold to industrial facility operators.
- Gas-Wasser-Wärmetauscher (Gas-Water Heat Exchangers) Heat exchangers that transfer thermal energy between gas and water media for industrial heating applications.
- Dampf-Gas-Vorwärmer (Steam-Gas Preheaters) Preheaters that use steam to warm gas streams, supplied for waste incineration plant applications.
- Gas-Gas-Wärmetauscher (Gas-Gas Heat Exchangers) Heat exchangers that transfer thermal energy between two gas streams for industrial energy recovery applications.
- Elektrofilter (Electrostatic Precipitators) Electrostatic air filtration systems that remove particulate matter from industrial gas streams, sold to industrial and waste incineration plant operators.
- Gewebefilter (Fabric Filters) Fabric-based filtration systems for industrial gas cleaning and particulate removal.
- Delta Wings® Proprietary gas flow optimization component for improved filtration efficiency within industrial gas cleaning systems.
- Gaswäscher (Gas Scrubbers) Wet scrubber systems that remove pollutants and contaminants from industrial gas streams through liquid contact.
- Gaskonditionierer (Gas Conditioners) Systems that condition industrial gases for optimal processing and emission control.
- Laminar-Flow-Hauben (Laminar Flow Hoods) Custom-manufactured laminar flow hoods providing clean air environments for pharmaceutical manufacturing and research, sold to pharmaceutical manufacturers.
- Sterilisationstunnel (Sterilization Tunnels) Tunnel systems for pharmaceutical product sterilization, representing precision engineering sold to pharmaceutical manufacturers.
- Isolatoren (Isolators) Isolator systems providing high-level containment for pharmaceutical manufacturing processes requiring sterile or highly controlled environments.
Quantifiable outcome
- Reduces industrial energy costs through waste heat recovery
- +2 more outcomes
Companies that use Wallstein
Customer profileSegments3 records
Ideal customer profiles3 records
Wallstein technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature1 record
Wallstein partnerships and signals
Strategic signalRecent moves4 records
Expansion highlights3 records
Wallstein competitors and assessment
Company assessmentBroad incumbents
- Dürr AG: German industrial engineering group with environmental technology and process equipment businesses serving automotive, industrial, and environmental end markets. Broadly comparable industrial environmental technology presence with overlap to Wallstein's gas-cleaning portfolio.
Direct peers
- Hamon: Belgium-based thermal engineering specialist serving power, waste-to-energy, and industrial markets with heat exchangers, air-cooled condensers, and cooling systems — directly comparable to Wallstein's energy and environmental technology divisions.
- SPX Heat Transfer (SPX Technologies): Global manufacturer of heat transfer equipment including air-cooled heat exchangers, shell-and-tube units, and waste heat recovery systems. Directly comparable to Wallstein's heat utilization and gas-gas heat exchanger portfolio.
- Getinge: Swedish medtech company with a strong pharmaceutical and cleanroom equipment portfolio including sterilization, isolators, and contamination control — directly comparable to Wallstein's Pharmatechnik division (laminar flow hoods, sterilization tunnels, isolators).
- SKAN Group: Swiss specialist in aseptic and containment solutions including isolators, glove boxes, and cleanroom equipment for the pharmaceutical industry. Closely comparable to Wallstein's isolator, laminar flow hood, and pharmaceutical cleanroom offerings.
- CECO Environmental: US-based industrial air quality and emissions control company providing fabric filters, electrostatic precipitators, scrubbers, and gas conditioning systems. Direct product overlap with Wallstein's Umwelttechnik portfolio (Elektrofilter, Gewebefilter, Gaswäscher, Gaskonditionierer).
- GEA Group: German industrial engineering group specializing in heat exchangers, separators, and process equipment. Closely overlaps with Wallstein's core heat-exchange and gas-cleaning offerings and competes for similar industrial customers in DACH.
- Kelvion: German-headquartered heat exchanger manufacturer offering plate, shell-and-tube, and finned coil exchangers. Direct product overlap with Wallstein's gas-water and gas-gas heat exchanger lines and similar target customers in process industries.
- Funke Wärmeaustauscher Apparatebau: German specialty heat exchanger manufacturer producing shell-and-tube and plate heat exchangers for industrial applications. Closely comparable to Wallstein's Energietechnik product family and competes in overlapping DACH industrial accounts.
- Alfa Laval: Swedish global leader in heat transfer, separation, and fluid handling equipment. Directly comparable to Wallstein's Energietechnik (gas-water, gas-gas heat exchangers, steam-gas preheaters) and shares the industrial heat-recovery end market.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat3 records
Key risks5 records
Key highlights6 records
Customer concentration
Wallstein social profiles
Digital presenceWallstein financial estimates
Financial estimateRevenue estimate
Valuation estimate
Wallstein leadership team
Management profileNumber of profiles
Wallstein funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Wallstein 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 Wallstein
What does Wallstein do?
Wallstein designs, engineers, and delivers custom industrial systems across three divisions: Energietechnik (waste heat recovery equipment such as heat exchangers and preheaters), Umwelttechnik (industrial gas purification systems including electrostatic precipitators, fabric filters, gas scrubbers, gas conditioners, and the proprietary Delta Wings® component), and Pharmatechnik (pharmaceutical cleanroom hygiene systems such as laminar flow hoods, sterilization tunnels, and isolators). The company provides engineering, fabrication, and delivery services to industrial facilities in the energy, waste incineration, and pharmaceutical manufacturing sectors.
Is Wallstein a public or private company?
Wallstein is a private company. It is classified as unknown and is currently operating.
When was Wallstein founded?
Wallstein was founded in 1989. It employs 101 to 250 people.
Where is Wallstein based?
Wallstein is headquartered in Recklinghausen, Germany, in the Europe region.
Who are Wallstein's main competitors?
Dürr AG is listed as a broad incumbent. Direct peers are Hamon, SPX Heat Transfer (SPX Technologies), Getinge, SKAN Group, CECO Environmental, GEA Group, Kelvion, Funke Wärmeaustauscher Apparatebau and Alfa Laval.
Does Wallstein have an API?
No public API is recorded for Wallstein.
What industry is Wallstein in?
Wallstein's product category is Industrial Process Equipment. Its primary akta.pro industry code is IMAHAEAC, Heat Transfer Equipment (Heat Exchangers, Boilers, Condensers), with a secondary code of HLAGAIAM, Lab Furniture, Facilities & Utilities (Benches, Casework, Gas/Water Systems). Its NAICS code is 332410 and its SIC code is 3564.