Aerzener Maschinenfabrik

What Aerzener Maschinenfabrik does

Aerzener Maschinenfabrik GmbH (AERZEN), founded in 1864 and headquartered in Aerzen, Germany, is a privately held family-owned industrial machinery manufacturer specializing in the compression and conveyance of air and gases. Its four core product lines — positive displacement blowers, screw compressors (oil-injected and oil-free), screw blowers (Delta Hybrid, which combines blower and compressor technology in a single packaged unit), and oil-free high-speed turbo blowers — are manufactured at facilities in Germany (Aerzen, Hameln, Emmerthal, Leipzig) and other jurisdictions (notably Shanghai and Korea) and are sold through a direct enterprise field-sales model in over 100 countries via more than 50 wholly-owned subsidiaries.

The company monetizes equipment sales (one-time capital purchase), an aftermarket stream of original spare parts, service kits, oils, and replacement stages, recurring service revenue via commissioning, inspection, maintenance, and service contracts executed by factory-trained engineers, a rental fleet (AERZEN INTERNATIONAL RENTAL B.V.) for temporary oil-free blowers and compressors under 50 PSIG, and a growing digital layer (AERprogress cloud, AERZEN WebView, AERsmart master control) delivered through dedicated subsidiary Aerzen Digital Systems GmbH. Pricing is quote-based and not publicly disclosed; the GTM model pairs direct enterprise sales with event-driven demand generation (trade fairs, webseminars) and regional relationship management.

AERZEN's customer base spans water and wastewater treatment, pneumatic conveyance, process gas technology (including hydrogen and petrochemicals), food processing, cement and lime, maritime, biogas/biomethane, mining, and compressed air technology, with water/wastewater identified as the fastest-growing end segment of the global positive-displacement blower market, which AERZEN is identified as helping lead alongside Busch Vacuum Solutions and Kaeser Kompressoren. The addressable market is sized at approximately USD 2.84 billion in 2025, projected to USD 4.6 billion by 2034 at a 5.5% CAGR, with Asia Pacific as the largest regional market.

Name

Aerzener Maschinenfabrik

Legal name

Aerzener Maschinenfabrik GmbH

Website

https://aerzen.com

Company type

Private

Founded year

1864

Operating status

Operating

Headcount range

11–50 employees

Short description

Founded in 1864, AERZEN (Aerzener Maschinenfabrik GmbH) is a family-owned German industrial OEM manufacturing positive displacement blowers, screw compressors, screw blowers, and turbo blowers, with a digital controls/cloud platform, sold direct to industrial customers in 100+ countries via 50+ subsidiaries.

Ownership category

akta.pro rank

Product category

Industrial Compressors and Blowers

NAICS

Air and Gas Compressor Manufacturing (333912), Pump and Compressor Manufacturing (33391), Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing (333413)

SIC

General Industrial Machinery & Equipment (3560)

akta.pro primary industry

Air & Gas Compressors (General Purpose) (IMAHANAE)

akta.pro secondary industries

Process Gas & High-Pressure Compressors (IMAHANAF), Pump & Compressor Packages (Skids, Booster Sets) (IMAHANAG), Pneumatic Components (FRLs, Cylinders, Valves) (IMAHAGAC)

Keywords

• Industrial blowers compressors
• Positive displacement blowers
• Screw compressor technology
• Turbo blower machinery
• Compressed air solutions

Headquarters

HQ city

Aerzen

HQ country

Germany

HQ region

Europe

Offices15 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Industrial Equipment Sales: Sale of positive displacement blowers, screw compressors, screw blowers, and turbo blowers for industrial applications
2. Spare Parts and Original Parts: Sale of original AERZEN spare parts, service kits, oils, and replacement stages
3. Service and Maintenance: Field service including commissioning, inspection, maintenance, repairs, and service contracts
4. Rental Solutions: Temporary rental of oil-free blowers and compressors under 50 PSIG for wastewater treatment and short-term compressed air needs
5. Equipment Upgrades: Equipment upgrade services to ensure continuous operation improvement

Go-to-market motion2 records

Distribution channels2 records

Marketing channels5 records

Core offering

Aerzener Maschinenfabrik GmbH (AERZEN) engineers, manufactures, and services industrial machinery for compressing air and gases. Its portfolio spans positive displacement blowers, screw compressors (oil-free and oil-injected), screw blowers (Delta Hybrid series), and high-speed turbo blowers, supplemented by control and digital systems (AERtronic, AERsmart, WebView, AERprogress cloud), original spare parts, field service, consulting, and temporary rental solutions serving global industrial customers.

Product overview

AERZEN (Aerzener Maschinenfabrik GmbH) is a German industrial machinery manufacturer founded in 1864 specializing in high-performance machines for compressing gases. The company operates a multi-product portfolio architecture comprising four core product lines: Positive Displacement Blowers (for air, neutral gases, process gases, vacuum, and biogas applications), Screw Compressors (oil-free and oil-injected variants for compressed air and process gases), Screw Blowers (Delta Hybrid series combining blower and compressor technology), and Turbo Blowers (oil-free high-speed units). These core products are supported by a comprehensive Control Technology suite including AERtronic (unit-level control), AERsmart (intelligent master control), AERZEN WebView (process monitoring), and AERprogress (cloud-based data solutions via Aerzen Digital Systems). The company also offers rental machines for temporary needs, original spare parts, field service, and analysis/consulting services. The product ecosystem serves applications across water/wastewater treatment, pneumatic conveyance, food processing, cement/lime, chemical processing, compressed air technology, maritime, biogas/biomethane, and mining industries.

Differentiator

Problem solved

Functional benefit

Brands

• AERZEN Rental Solutions: Temporary oil-free blower and compressor rental solutions under 50 PSIG, including reliable high-efficiency blowers, compressors, and aeration grids for wastewater treatment applications.
• AERprogress
• AERZEN WebView
• AERsmart
• AERtronic

Products and services

• Positive Displacement Blowers Robust positive displacement (rotary lobe) blowers designed for air, neutral gases, process gases, vacuum, and biogas handling in industrial applications, suited to continuous-duty operations.
• Screw Compressors Oil-free and oil-injected screw compressors for compressed air, process gases, and biogas applications; includes SI Series oil-injected units up to 13 bar and DS Series 2-stage oil-free units up to 10.5 bar.
• Screw Blowers (Delta Hybrid) Packaged units combining blower and compressor technology in one machine, marketed as the Delta Hybrid series.
• Turbo Blowers Oil-free high-speed turbo blowers engineered for high energy efficiency in industrial aeration and treatment processes.
• AERZEN Control and Digital Technology Suite Integrated control and digital offering for monitoring, combining, and optimizing AERZEN blower and compressor fleets, spanning unit-level control, master combination control, web-based process visualization, and cloud-based analytics and predictive maintenance.
• AERZEN Rental Solutions Short-term rental of oil-free blowers and compressors under 50 PSIG, including aeration grids for wastewater treatment, with emergency support, contingency planning, and pay-per-use programs.
• Original AERZEN Parts Genuine AERZEN spare parts, service kits, oils, replacement stages, and relubrication devices for installed blowers and compressors.
• Field Service On-site commissioning, inspection, maintenance, repairs, and service contracts delivered globally by factory-trained engineers.
• Analysis and Consulting Technical consulting covering acoustic evaluations, machine diagnosis, training, and machine registration for AERZEN equipment.

Quantifiable outcome

• Leading position in global positive displacement blowers market valued at USD 2.84 billion in 2025
• +1 more outcomes

Segments9 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Scale indicators10 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Kaeser Kompressoren: German family-owned manufacturer of compressors, blowers, and compressed air systems with a comparable product portfolio (oil-injected and oil-free screw compressors, positive displacement blowers) and global service network, co-listed with AERZEN as a leading manufacturer in the positive displacement blower market.
• Busch Vacuum Solutions: Family-owned German-headquartered manufacturer of vacuum and positive displacement blowers serving overlapping customers in wastewater, chemical, and process industries; identified alongside AERZEN as a leading manufacturer in the same positive displacement blower market.

Broad incumbents

• Atlas Copco: Sweden-based global industrial group with large compressor and vacuum businesses covering oil-injected, oil-free, low-pressure, and turbo compressor technologies; competes broadly with AERZEN across screw compressors and blowers and has substantially larger scale and R&D budget.
• Howden (Chart Industries): Specialist in rotating equipment including rotary screw compressors, blowers, and process gas compressors used in wastewater, power, and process industries; now part of Chart Industries but its legacy Howden range overlaps directly with AERZEN's blower/compressor portfolio.
• Sulzer: Switzerland-based industrial manufacturer with process gas compression, aeration, and industrial pumping capabilities; competes with AERZEN in process gas compressors and wastewater aeration segments.
• Ingersoll Rand: US-based manufacturer of compression and flow technologies including oil-free and oil-injected screw compressors, blowers, and aftermarket services; competes directly with AERZEN in industrial compressed air and process gas applications.
• Gardner Denver (now part of Ingersoll Rand): Legacy industrial compressor and blower manufacturer (now under Ingersoll Rand) that historically competed with AERZEN in positive displacement and screw-type machines for process and wastewater applications.
• Hitachi Industrial / Hitachi Global Life Solutions: Japanese industrial conglomerate with rotating equipment, compressors, and blower offerings serving process, oil & gas, and water infrastructure customers; overlaps with AERZEN in turbo blowers and process gas compression.
• MAN Energy Solutions (Turbocharger / B&W): German industrial OEM with roots in turbomachinery for oil & gas, marine, and process gas applications; competes with AERZEN's process gas / GPE Turbo and turbo blower product lines in petrochemical, hydrogen, and biogas compression.

Emerging players

• Pfeiffer Vacuum: Germany-based specialist in vacuum pumps and leak detection with industrial blower/compression products tangential to AERZEN's vacuum pumps and biogas blower lines; regional manufacturing overlap and similar customer profile in process industries.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/@AERZENCanada
• Facebookfacebook.com/AerzenCanada
• LinkedInlinkedin.com/company/aerzen-canada-inc.
• Instagraminstagram.com/aerzencanada
• Xx.com/AerzenUSA

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries54 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 Aerzener Maschinenfabrik