Grander

What Grander does

Grander, operating through its Swiss distribution entity GRAWA AG (Niederurnen, Switzerland), sells physical water vitalization devices and consumables based on a proprietary technology developed by Tyrolean researcher Johann Grander. The product architecture centers on magnetized metal housings containing a "water core" (Wasserkernmagnet) that the company claims transfers information to untreated water without direct contact or chemical additives; the portfolio comprises Wasserbelebungsgeräte for household drinking water lines, Kreislaufbelebungsgeräte for industrial heating, cooling and process-water circuits, and Zylindergeräte (including the Doppelzylinder) for wells, ponds, pools and tanks, complemented by GRANDER-FILTER cartridges, accessories (carafes, bottles, glasses, energy sticks) and thermos bottles.

The company goes to market via a direct-sales model built on a trained specialist advisor network (GRANDER-Fachberater) offering free on-site water analysis and quote-based recommendations across residential, hospitality/wellness, and commercial/industrial/agriculture segments. Distribution is managed through country-specific entities in 15 markets across Europe and North America (Austria, Germany, Switzerland, Italy, Poland, Russia, Sweden, Slovenia, Spain, Hungary, UK, Canada, USA, Denmark, Ireland); in 2026 the company added an owned Swiss e-commerce channel (shop-grandervertrieb.ch).

Grander is a private, family-owned business with roots stretching back to Johann Grander's 1978 transition from regular employment to full-time water research; the GRANDER brand markets "millions of users" worldwide across 40+ years, supported by peer-reviewed studies conducted with Wetsus (European Centre of Excellence for Sustainable Water Technology) and multiple European universities. R&D is led by DI Johannes Larch, with family members Johann Grander (founder), Johann Grander jun., and Inge Grander involved in operations. No funding rounds or capital-raise events are recorded, and no revenue figure is publicly disclosed.

Name

Grander

Legal name

GRAWA AG

Website

https://grandervertrieb.ch

Company type

Private

Founded year

1978

Operating status

Operating

Headcount range

1–10 employees

Short description

Grander (Swiss distribution entity GRAWA AG) sells physical water vitalization devices, filter cartridges, and accessories based on proprietary Wasserkernmagnet technology, serving residential, hospitality, and industrial customers across 15 European and North American markets via a specialist advisor network.

Ownership category

akta.pro rank

Product category

Water Treatment Equipment

NAICS

Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers (42372)

SIC

Wholesale-Hardware & Plumbing & Heating Equipment & Supplies (5070)

akta.pro primary industry

Water & Wastewater Treatment Plant Equipment (Clarifiers, Aeration, Membrane Systems) (IMAHAEAJ)

akta.pro secondary industries

Monitoring & Control (Dosing Systems, Remote Monitoring, Sensors) (BPABAJAK), Equipment Installation & Upgrades (Automation, Covers, Sanitizers) (HSAIALAJ), Filter, Pump & Heater Maintenance/Repair (HSAIALAC)

Keywords

• Water vitalization devices
• Magnetic water treatment
• Industrial water treatment
• Drinking water filtration
• Water quality improvement

Headquarters

HQ city

Niederurnen

HQ country

Switzerland

HQ region

Europe

Offices3 records

Markets served

GTM type

B2B and B2C

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Water Vitalization Devices: Sale of water vitalization devices for household, commercial, and industrial applications including circulation vitalization devices for heating systems and process water.
2. Consumables and Accessories: Ongoing revenue from filter cartridges and accessories including GRANDER drinking bottles, carafes, glasses, energy sticks, and vitalization plates.
3. E-commerce Sales: Direct online sales through the GRANDER shop for Switzerland (shop-grandervertrieb.ch).

Go-to-market motion2 records

Distribution channels3 records

Marketing channels5 records

Core offering

GRANDER designs, manufactures, and sells physical water vitalization devices for residential, commercial, and industrial customers, based on Johann Grander's proprietary Wasserkernmagnet technology that uses a magnetized metal housing with a core of vitalized water to transfer information to untreated water without direct contact or chemicals. The portfolio includes Wasserbelebungsgeräte for household water lines, Kreislaufbelebungsgeräte for heating and process water circuits, Zylindergeräte (including Doppelzylinder) for pools, ponds, wells, and beverage barrels, plus recurring filter cartridges and accessories. Distribution is via trained specialist advisors, country partners, and a Swiss e-commerce shop.

Product overview

GRANDER offers a comprehensive portfolio of water enhancement products based on a physical water treatment procedure developed by Johann Grander, combining magnetic water treatment with a water core (belebtes Wasser). The product line centers on three main device categories: Wasserbelebungsgeräte for residential drinking water treatment, Kreislaufbelebungsgeräte for industrial heating/cooling/process water circuits, and Zylindergeräte (Doppelzylinder) for wells, pools, and tanks. These core devices are complemented by GRANDER-Filterprodukte (filter cartridges), a range of accessories including drinking bottles, glasses, carafes and thermos flasks, and the recently launched GRANDER Shop Schweiz e-commerce platform. All products operate without electricity or chemicals, relying instead on information transfer through magnetic fields and energized water cores.

Differentiator

Problem solved

Functional benefit

Products and services

• GRANDER Wasserbelebungsgeräte (Water Vitalization Devices) Magnetic water treatment devices installed on residential and building water lines. They use a magnetized metal housing with a core of vitalized water to transfer information to untreated water without direct contact, with claimed benefits for taste, skin/hair feel, plant care, and reduced chemical use. Sold to private households and small commercial users via GRANDER Fachberater.
• GRANDER Kreislaufbelebungsgeräte (Circulation Vitalization Devices) Devices for heating circuits and industrial process water that clarify water, reduce sedimentation, decrease corrosion, and improve heat transfer. Sold to industrial and commercial operators, with documented use cases ranging from breweries and dairies to plastic manufacturing cooling systems.
• GRANDER Zylindergeräte / Doppelzylinder (Cylinder Devices) Double-cylinder water core magnets used for wells, ponds, swimming pools, water tanks, and beverage barrels. The Doppelzylinder is highlighted in peer-reviewed studies for its effect on naturally occurring bacteria in water, including a probiotic-like effect for drinking water supply chains.
• GRANDER-Wasserbelebungsgerät Flexi A compact variant of the GRANDER water vitalization device for residential use, positioned for situations where space is limited while retaining the core Wasserkernmagnet water-treatment effect.
• GRANDER-Filterprodukte (Filter Cartridge Products) Filter cartridges for drinking water treatment that require regular replacement, sold under the GRANDER-FILTER brand and positioned as clean, safe, and good-tasting water. Generates recurring consumable revenue separate from device hardware.
• GRANDER Accessoires (Drinking bottles, carafes, glasses, enhancement plates, energy sticks) Small-format accessory products — drinking bottles, enhancement plates, drinking glasses, carafes, and energy sticks — designed to retain or extend the vitalization effect of GRANDER water when consumed away from the installed device.
• GRANDER Thermosflaschen (Thermos Bottles) Thermos bottles carrying the GRANDER brand for taking enhanced water on the go, extending the on-the-go use of GRANDER-treated water beyond the static home accessories line.

Quantifiable outcome

• Memminger Brauerei saves 50,000 EUR per year on cleaning agents
• +5 more outcomes

Named customers15 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Nine partnerships are on record, tiered core and minor.

• Wetsus - European Centre of Excellence for Sustainable Water TechnologycoreStrategic or Co-development PartnerResearch collaboration with Wetsus in Leeuwarden, Netherlands, conducting peer-reviewed studies on GRANDER water vitalization technology. Studies include the Dollop formation study (2016) and biological communities study (2022) involving 6 European universities.
• University of Washington (Gerald Pollack research)minorStrategic or Co-development PartnerGRANDER references Gerald Pollack's research on the fourth state of water (EZ-water, hexagonal structure) as scientific validation of water's ability to store energy and support GRANDER's information transfer theory.
• Technical University of Graz (TU Graz)minorStrategic or Co-development PartnerDr. Elmar Fuchs from TU Graz conducted water bridge research that GRANDER connects to its water vitalization technology, with Fuchs later leading research groups at Wetsus.
• Medizinische Universität InnsbruckminorStrategic or Co-development PartnerParticipating institution in the 2022 Wetsus study on microbiological communities in drinking water.
• Medizinische Universität GrazminorStrategic or Co-development PartnerParticipating institution in the 2022 Wetsus study on microbiological communities in drinking water.
• Universität für Bodenkultur Wien (BOKU)minorStrategic or Co-development PartnerParticipating institution in the 2022 Wetsus study on microbiological communities in drinking water.
• Fachhochschule KärntenminorStrategic or Co-development PartnerParticipating institution in the 2022 Wetsus study on microbiological communities in drinking water.
• University of Twente (Netherlands)minorStrategic or Co-development PartnerParticipating institution in the 2022 Wetsus study on microbiological communities in drinking water.
• Österreich Werbung (Austrian National Tourist Board)minorGTM or Marketing PartnerFeatured in promotional content by Österreich Werbung, including documentary "Belebtes Wasser aus Tirol" showcasing the GRANDER water source and operations.

Scale indicators4 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Scalewatcher North America: Scalewatcher sells electronic/descaling water-treatment devices for residential, commercial, and industrial use, claiming to reduce scale and corrosion without chemicals. Comparable to GRANDER's vitalization devices in the alternative-water-treatment niche.
• Grander Technologies (Austria HQ brand): Note: this entry refers to the Grander group entity beyond GRAWA AG — the Austrian/Jochberg operations producing the original "belebtes Wasser" core. From a customer-facing and product perspective, GRAWA AG (the Swiss distributor) and the wider Grander group operate as a single brand, but listing the group entity clarifies the parent brand behind the Swiss distributor.
• Christiani Wassertechnik (Vulcan): Vulcan by Christiani Wassertechnik is one of the most established electronic/magnetic water-treatment systems, marketed as a chemical-free scale-prevention solution for residential, commercial, and industrial pipes. Closely comparable to GRANDER's Wasserbelebungsgeräte and Kreislaufbelebungsgeräte as both sell "no-chemical" alternative water treatment to overlapping customer segments.
• CWT Wassertechnik (Calmat / Vulcan-related brand portfolio): Calmat offers electronic water-treatment units that claim to reduce scale and corrosion without chemicals or salt. Comparable to GRANDER's Kreislaufbelebungsgeräte line, targeting heating/cooling and industrial process-water customers with similar alternative-mechanism claims.
• Hydroflow (Hydropath Technology): Hydropath's Hydroflow technology is a widely deployed electronic water-conditioner marketed for scale prevention, corrosion reduction, and biofilm control in residential and industrial systems. Directly comparable to GRANDER for industrial Kreislaufbelebung applications, with similar "no-chemical" positioning but a different technical mechanism.

Broad incumbents

• Pentair: Pentair is a global water treatment and flow-control company serving residential, commercial, and industrial markets with filtration, softening, and process-water equipment. Overlaps with GRANDER's Kreislaufbelebungsgeräte in industrial process-water and heating/cooling applications.
• Culligan: Culligan is a global water treatment company offering softening, filtration, and drinking water systems for residential, commercial, and industrial customers. Overlaps with GRANDER in household and enterprise water-quality use cases, though Culligan relies on ion exchange and conventional filtration rather than magnetic vitalization.
• BWT (Best Water Technology): BWT is Europe's leading water technology company offering water treatment, filtration, and softening for residential and industrial use. Comparable to GRANDER as both address water quality for households, hospitality, and industrial customers, but BWT operates at much larger scale with mainstream, scientifically validated chemical/filtration-based solutions rather than magnetic vitalization.
• Brita (part of The Clorox Company / brand owner history): Brita is one of the most recognized household water filtration brands globally, selling pitchers, dispensers, and under-sink filters. Comparable to GRANDER for residential drinking-water customers, particularly as GRANDER launches pitcher-style accessories and the GRANDER-FILTER line, though Brita's mainstream filtration mechanism contrasts with GRANDER's vitalization claim.

Emerging players

• Ispring: iSpring is a US-based direct-to-consumer water filtration company selling RO, UV, and whole-house filtration systems. Comparable to GRANDER for residential customers, particularly as GRANDER expands its filter and Flexi SKUs and Swiss e-commerce presence.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/results?search_query=grander+water
• LinkedInlinkedin.com/company/post-ch-ag-kundendienst

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 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 Grander