müller quadax

What müller quadax does

müller quadax gmbh, headquartered in Forchtenberg, Germany, is a manufacturer of premium industrial butterfly valves designed for extreme-service applications. The company operates as an independent subsidiary of the müller coax group (founded 1960) following a 2017 spin-off, and produces valves rated for temperatures from -270°C to +800°C and pressures up to PN 160 / ANSI 150-1500, based on a patented 4-offset (four-way asymmetrical) design principle that enables frictionless sealing and 100% tightness across the full seat circumference. Its product portfolio covers five installation formats — Double Flange, Lug Type, Gate Valve Replacement (ASME B16.10), Buttweld, and Top Entry — manufactured in sizes from DN 50 to DN 1800 (2"–72") across more than 60 material options including stainless, Inconel, Hastelloy, Duplex, and Monel, with 145 custom configurations produced annually and 100% final inspection on every unit.

The company serves industrial gases, chemicals and petrochemicals, oil & gas including hydrogen, aerospace, power generation, shipbuilding, and oxygen-service customers. Named end users include Linde, Air Liquide, BASF, Dow, ExxonMobil, GE, NASA, Tata Steel, and ArcelorMittal. Revenue is generated through project-based, quote-driven sales of hardware (one-time capital sale plus aftermarket spares), with 70% of revenue from exports, delivered via a direct field sales organization at HQ, a US subsidiary in Bristol, PA, and 32 international business partners across 34 sales and manufacturing locations in 30+ countries. Quadax holds an extensive certification stack (ISO 9001, TÜV/CE, API 641, ISO 15848, SIL 3, ATEX, DNV, Lloyd's Register, Fire Safe, BAM, TSG, EAC, CRN) and has quadrupled its revenue since becoming independent in 2017, growing headcount by 610% and reporting annual growth above 20%.

Name

müller quadax

Legal name

müller quadax gmbh

Website

https://quadax.de

Company type

Private

Founded year

2017

Operating status

Operating

Headcount range

11–50 employees

Short description

müller quadax gmbh is a German premium industrial butterfly valve manufacturer serving extreme-service applications from -270°C to +800°C. Using a patented 4-offset design, it supplies cryogenic, chemical, oil & gas, hydrogen, aerospace, and power customers worldwide.

Ownership category

akta.pro rank

Product category

Industrial Process Valves

NAICS

Industrial Valve Manufacturing (332911), Metal Valve Manufacturing (33291)

akta.pro primary industry

Valves & Cartridge Valves (Directional, Pressure, Flow Control) (IMAHAGAE)

Keywords

• Butterfly valves
• Industrial valves
• High-temperature valves
• Cryogenic valves
• Process valves

Headquarters

HQ city

Forchtenberg

HQ country

Germany

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Premium Valve Sales: Quadax generates revenue primarily from the sale of premium industrial butterfly valves and related components. Products include Double Flange, Lug Type, Gate Valve Replacement (ASME B16.10), Buttweld, and Top Entry series. Revenue quadrupled since becoming independent in 2017.
2. Custom Valve Configurations: Engineering and manufacturing of custom valve configurations per year (145 custom configurations annually), serving highly specialized industrial applications in extreme conditions.
3. Aftermarket & Spare Parts: With a stock value of €10 million in valves and parts, Quadax maintains significant inventory for rapid delivery and spare parts supply.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels5 records

Core offering

müller quadax develops and manufactures premium industrial butterfly valves featuring a patented 4-offset design principle engineered for extreme applications. The valves operate reliably across a temperature range from -270°C to +800°C, serving process industries including chemical, oil & gas, aerospace, power generation, and steel production. The portfolio covers Double Flange, Lug Type, Gate Valve Replacement, Buttweld, and Top Entry series configurations.

Product overview

Quadax develops and manufactures a portfolio of premium industrial butterfly valves based on its patented 4-offset design principle. The product line consists of five distinct valve variants—Double Flange, Lug Type, Gate Valve Replacement, Buttweld, and Top Entry—each designed for specific installation requirements while sharing the core 4-offset technology that enables extreme temperature tolerance (-270°C to +800°C) and superior sealing performance. All valves are manufactured in Germany with 100% final inspection.

Differentiator

Problem solved

Functional benefit

Products and services

• Double Flange Series Butterfly valves with double flange end connections designed for high-integrity pipeline installations in industrial process systems, facilitating bolted connection between two pipe flanges.
• Lug Type Series Lug-type butterfly valves for installation between flanges, suitable for dead-end service and a wide range of industrial process applications including isolation duties.
• Gate Valve Replacement Series Butterfly valves engineered as drop-in replacements for traditional gate valves, offering improved performance, reduced weight, and lower operating torque in legacy pipeline systems.
• Buttweld Series Butterfly valves with buttweld end connections designed for welded pipeline integration in high-pressure and high-temperature industrial process applications, providing a permanent, leak-tight joint.
• Top Entry Series Butterfly valves with a top-entry design that enables in-line maintenance and component replacement (such as seat and seal) without removing the valve from the pipeline, reducing plant downtime and maintenance costs.

Quantifiable outcome

• 100% final inspection rate — every valve individually tested for leak-tightness
• +5 more outcomes

Named customers9 records

Segments7 records

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Four partnerships are on record, tiered core.

• quadax valves inc.coreChannel Partner/ Reseller/ DistributorDedicated US subsidiary located at 1518 Grundy Ln, Bristol, PA 19007. Provides sales, support, and customer coordination for North American market, complementing the global network of 32 business partners.
• müller coax groupcoreOthersQuadax is a subsidiary of müller coax group, which has manufactured valves, fittings, and systems for industrial applications for over 65 years. The group provides financial strength, shared manufacturing expertise, and a global network of 9 sales and production locations worldwide. Quadax became an independent company in 2017.
• International Business Partners (32 total)coreChannel Partner/ Reseller/ DistributorNetwork of 32 international business partners providing local sales and service across Europe, Asia, Middle East, Africa, and the Americas. Combined with 34 sales and manufacturing locations worldwide and 70% export share, these partners form the backbone of Quadax's global distribution reach.
• müller co-ax gmbHcoreStrategic or Co-development PartnerThe parent company invested €9 million in 2023 for Quadax's new headquarters and €1.8 million in 2025 for new production facility with fully automated pallet warehouse. The parent company's new DMU 80 FD duoBlock machining center manufactures precision parts for Quadax. müller co-ax has >60 years of experience since founding in 1960.

Scale indicators16 records

Recent moves9 records

Expansion highlights6 records

Direct peers

• Kitz Corporation: Japanese industrial valve manufacturer producing a full range of butterfly, ball, and gate valves for process industries. Direct competitor to Quadax in industrial valve markets with a similar global distribution model and an established position in chemical, petrochemical, and LNG-grade applications.
• Zwick Armaturen GmbH: German specialty manufacturer of triple-offset butterfly valves for high-performance applications. Closest domestic German peer to Quadax with overlapping cryogenic, chemical, and high-temperature product positioning and similar customer base.
• Samson Controls: German-headquartered manufacturer of industrial control valves and regulators. Domestic peer to Quadax with strong process-industry penetration, similar engineering-driven sales motion, and overlapping customer base in chemicals and energy.
• Velan Inc. Canadian-headquartered manufacturer of industrial valves including severe-service and cryogenic butterfly valves. Comparable to Quadax in targeting oil & gas, nuclear, LNG, and chemical applications with engineered, project-based valve solutions.

Emerging players

• Neway Valve (Suzhou Neway Valve): Chinese industrial valve manufacturer expanding aggressively into global oil & gas, LNG, and power markets. Represents the low-cost, high-volume competitive pressure on premium European valve makers like Quadax, particularly in standard butterfly valve categories.

Broad incumbents

• Flowserve Corporation: Global flow-control company supplying pumps, valves, and seals to oil & gas, power, chemical, and water industries. Much larger incumbent offering competing product lines including butterfly valves, but overlaps with Quadax in cryogenic and high-pressure service.
• IMI plc: British engineering group with a critical-engineering division focused on severe-service and process-control valves. Comparable in customer profile (oil & gas, chemicals, power) and in competing for engineered, high-spec butterfly valve projects globally.
• Crane Co. US-based diversified industrial manufacturer with a significant fluid handling segment producing engineered butterfly, ball, and check valves. Larger incumbent serving similar chemical, energy, and aerospace customers with broader product breadth than Quadax.
• Emerson Electric (Fisher Controls): Global automation leader whose Fisher valve portfolio includes severe-service butterfly and control valves for process industries. Competes with Quadax in oil & gas, LNG, and chemical end-markets as part of a much broader instrumentation and flow control portfolio.
• Pentair (now part of nVent / Flow Control segment): Global flow control and water treatment company with a valves business serving industrial, commercial, and infrastructure customers. Broader incumbent with overlapping industrial butterfly valve products but a much wider portfolio and geographic reach than Quadax.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/müller-quadax-gmbh/about

Compliance16 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Subsidiaries1 record

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 müller quadax