GUNTAMATIC Heiztechnik GmbH

What GUNTAMATIC Heiztechnik GmbH does

GUNTAMATIC Heiztechnik GmbH is an Austrian, privately-held manufacturer of biomass and hybrid heating systems, founded in 1975 and headquartered in Peuerbach, Austria. The company designs, produces, and sells a comprehensive product portfolio spanning pellet heating (5–1000 kW), log wood gasification, woodchip heating, plant-based fuel heating, and hybrid combinations of biomass combustion with air-source heat pumps, plus supporting accessories such as EC fine-dust filters, buffer storage tanks, and hot water boilers. Underlying technologies include proprietary flameless cyclone combustion (No-Flame-Zyklon), modulating combustion control, industrial step grate (Treppenrost) architecture, and a biochar byproduct module, with heating efficiency reaching up to 95% for pellet systems and 94% for woodchip/plant-based systems.

GUNTAMATIC manufactures at a fully automated, 16,000 m² owned facility in Peuerbach that has been CO2-neutral since 2020 via a 1.4 MW photovoltaic installation and own biomass district heating. The company serves four primary customer segments — residential homeowners, agricultural operations, municipal/public buildings, and industrial/commercial facilities (including district heating networks) — across 23+ European countries. The business model combines hardware unit sales (quote-based pricing for residential and industrial installations), a 30+ year spare parts and after-sales service stream, and accessory sales. The go-to-market is hybrid: direct sales for the Austrian and German home markets via headquarters, paired with an extensive pan-European channel partner and reseller network (20+ dedicated regional distributors) for the rest of Europe, supported by multilingual (DE/EN/FR/IT) digital presence, trade show participation, regional sports sponsorship, and a pellet/hybrid online configurator.

The company is self-financed with no external equity or debt investment disclosed, has produced over 250,000 units across 50 years with no reported legal disputes, and benefits from EU and national renewable heating subsidies of up to €16,000 per installation in Austria and Germany. Recent product development has expanded the addressable market upward into industrial and district heating (PRO and PRO FLEX 175–1000 kW) and laterally into the circular economy via the POWERCHIP Biochar module that produces plant carbon as a heating byproduct.

Name

GUNTAMATIC Heiztechnik GmbH

Legal name

GUNTAMATIC Heiztechnik GmbH

Website

https://guntamatic.com

Company type

Private

Founded year

1975

Operating status

Operating

Headcount range

1–10 employees

Short description

GUNTAMATIC Heiztechnik GmbH is an Austrian, privately-held manufacturer of biomass and hybrid heating systems (5–1000 kW), producing pellet, log wood, woodchip, and biomass-heat-pump solutions at an owned, CO2-neutral plant in Peuerbach and distributing them across 23+ European countries through direct sales and 20+ regional channel partners serving residential, agricultural, municipal, and industrial customers.

Ownership category

akta.pro rank

Product category

Biomass Heating Systems

NAICS

Heating Equipment (except Warm Air Furnaces) Manufacturing (333414), Power Boiler and Heat Exchanger Manufacturing (33241)

SIC

Heating Equipment, Except Electric & Warm Air Furnaces (3433), Heating Equip, Except Elec & Warm Air; & Plumbing Fixtures (3430)

akta.pro primary industry

Industrial Biomass Boilers & Steam Systems (Process Heat) (EUAAAGAC)

akta.pro secondary industries

Biomass Heating Systems (Commercial/Institutional Boilers) (EUAAAGAE), Biomass Combustion & Boiler Island Technology (Grates, Fluidized Bed, Burners) (EUAAAGAG)

Keywords

• Biomass heating systems
• Pellet heating equipment
• Woodchip boilers
• Hybrid heat pumps
• Industrial heating solutions

Headquarters

HQ city

Peuerbach

HQ country

Austria

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B and B2C

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Biomass Heating Systems Sales: Sale of biomass heating systems including pellet heaters (5-1000 kW), log wood gasifiers, woodchip heating systems, and hybrid heat pump combinations. Systems range from residential (THERM 5-10 kW) to industrial (PRO 175-1000 kW) applications.
2. Accessories and Complementary Products: Sale of buffer storage tanks (PUFFERSPEICHER AKKUTHERM ECO, PSF), hot water boilers (WARMWASSERBOILER ECO), EC filters (24/85/250 kW), and other heating system accessories.
3. Spare Parts and After-Sales Service: Long-term spare parts supply guaranteed for over 30 years, maintenance services, and technical support through a dedicated service network.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels7 records

Core offering

GUNTAMATIC Heiztechnik GmbH manufactures and sells biomass heating systems including pellet heaters, log wood gasifiers, woodchip boilers, plant-based fuel systems, and hybrid biomass/heat pump combinations. The product range spans residential units from 5 kW to large industrial systems up to 1000 kW, produced at a fully automated 16,000 m² facility in Peuerbach, Austria. The company also sells complementary accessories (buffer storage tanks, hot water boilers, EC filters) and provides spare parts and after-sales service with a 30+ year parts guarantee.

Product overview

GUNTAMATIC Heiztechnik GmbH is an Austrian manufacturer of biomass heating systems and hybrid heating solutions with a comprehensive product portfolio spanning pellet heating, log wood gasification, woodchip heating, plant-based fuel heating, and hybrid heat pump combinations. The product range covers power outputs from 5 kW to 1000 kW, serving residential (new builds, renovations), agricultural, commercial, industrial, and communal heating applications. The core products include pellet heating systems (THERM, Hybrid, BIOSTAR, BIOCOM series), log wood gasification boilers (BIOSMART, BMK), combination systems (BIO Vario, BMK Vario), hybrid systems combining biomass with air source heat pumps (HYBRID, Biostar HYBRID, EVOLUTION, BIO-HYBRID, BMK-HYBRID), woodchip heating (POWERCHIP series with cascade and biochar variants), plant-based fuel heating (POWERCORN), large industrial systems (PRO, PRO FLEX), and accessory products including EC-filters for fine dust reduction and buffer storage/hot water boilers (AKKUTHERM ECO, PSF, WARMWASSERBOILER ECO). Key technologies include flameless cyclone combustion (No-Flame Zyklon-Verbrennungstechnologie), step grate technology (Treppenrost-Technologie) for industrial units, and hybrid technology combining heat pumps with biomass combustion. The company emphasizes high heating efficiency up to 95%, CO2-neutral operation, and operates a 16,000 m² fully automated production facility in Peuerbach, Austria.

Differentiator

Problem solved

Functional benefit

Products and services

• THERM 10 Compact pellet wall-mounted heating unit with 5/7/10 kW output, designed for new builds and low-energy renovations.
• Hybrid 10 Pellet stand unit combined with air source heat pump, 3-10.2 kW output, for new builds and low-energy renovations.
• BIOSTAR 12/15/23 Modulating low-temperature pellet heating system with 12/15/23 kW output, wide version for renovations and oil boiler replacements.
• BIOSTAR 13/17/24/33 No-Flame Zyklon (flameless cyclone) pellet heating system with 13/17/24/33 kW output, narrow version for renovations.
• BIOCOM 30/40/50 Industrial pellet heating system with step grate technology, 30/40/50 kW output.
• BIOCOM 75/100 Industrial pellet heating system with step grate technology, 75/100 kW output.
• BIOCOM Kaskade Cascade system of BIOCOM units reaching up to 400 kW output using the cascade principle.
• BIOSMART Premium wood gasification boiler with 14/22 kW output for log/split wood heating.
• BMK Robust stainless steel wood gasification boiler with stainless steel filling chamber and rotation combustion chamber, 20/30/40/50 kW.
• BIO Vario Pellets/logs combination system with 13/17 kW output, combining pellet and log wood heating.
• BMK Vario Pellets/logs combination system with 20/30 kW output, combining pellet and log wood heating with BMK technology.
• HYBRID Pellet combustion combined with air source heat pump, 2.5-16 kW output.
• Biostar HYBRID 17/24 Biostar pellet/air heat pump hybrid system with 2.5-24 kW output.
• EVOLUTION Pellet (and optionally log)/air heat pump hybrid with visible fire (Sichtfeuer), 10-20 kW, designed for new builds.
• BIO-HYBRID Wood gasification technology combined with air source heat pump, 14-22 kW output.
• BMK-HYBRID BMK wood gasification technology combined with air source heat pump, 20-30 kW output.
• POWERCHIP 20/30/40/50 Woodchip heating system with step grate technology, 20/30/40/50 kW output.
• POWERCHIP 60/120 Woodchip heating system with step grate technology, 60/120 kW output.
• POWERCHIP 75/100 Woodchip heating system with step grate technology, 75/100 kW output.
• POWERCHIP Biochar Plant charcoal heating system with biochar module, 50/75/100 kW, producing valuable bio-plant charcoal from woodchip combustion.
• POWERCHIP Kaskade Cascade system of POWERCHIP units reaching up to 400 kW using the cascade principle.
• POWERCORN 30/50 Plant-based fuel heating system with step grate technology for energy grain, corn cobs, and straw pellets, 30/50 kW.
• POWERCORN 75 Plant-based fuel heating system with step grate technology, 75 kW output.
• PRO FLEX Large industrial pellet system, modular design from 175-1000 kW for residential complexes, commercial buildings, and district heating networks.
• PRO Large industrial woodchip system from 175-1000 kW for industrial, agricultural, and communal heating applications.
• EC-FILTER Fine dust filter for biomass heating systems, available in 24/85/250 kW variants to reduce particulate emissions.
• PUFFERSPEICHER AKKUTHERM ECO Multi-purpose buffer storage tank for heat storage and system optimization.
• PUFFERSPEICHER PSF Buffer storage tank with fresh water module, 600-2000 liters capacity.
• WARMWASSERBOILER ECO Hot water boiler and storage, 300-500 liters capacity for domestic hot water supply.

Quantifiable outcome

• Up to 95% heating efficiency for pellet and log wood systems
• +3 more outcomes

Named customers1 record

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

15 partnerships are on record, tiered minor and core.

• SV RiedminorGTM or Marketing PartnerGUNTAMATIC was main sponsor of SV Ried football club from 2016 to 2025. The partnership was viewed as a clear commitment to the region and sustainable business practices, significantly increasing brand awareness.
• MeraluxcoreChannel Partner/ Reseller/ DistributorRegional distributor for Luxembourg and Wallonia region in Belgium. Contact: Denis Jeanmoye, 10 Giällewee, 9749 Fischbach, Luxembourg.
• Passat energy apscoreChannel Partner/ Reseller/ DistributorDanish trade partner. Contact: Torben Hansen, Industrivej 24, 8830 Tjele, Denmark. Specializes in renewable energy solutions.
• TRECO LTDcoreChannel Partner/ Reseller/ DistributorUK trade partner covering Great Britain. Contact: Pyramid House, 1 Tiverton Way, Tiverton Business Park, Devon EX16 6TG.
• RVR.IEcoreChannel Partner/ Reseller/ DistributorIrish trade partner covering Ireland. Contact: Kenmare, Co. Kerry, Ireland.
• LOHE HEATING srlcoreChannel Partner/ Reseller/ DistributorItalian trade partner covering Piemonte/Aosta and Emilia Romagna regions. Contact: via Nino Tavoni 4, 41058 Vignola(MO), Italy.
• BIO ENERGY SOLUTIONScoreChannel Partner/ Reseller/ DistributorDutch trade partner covering Netherlands. Contact: Industriestraat 6c, 6135 KH Sittard, Netherlands.
• SOLARBIO AScoreChannel Partner/ Reseller/ DistributorNorwegian trade partner. Contact: Ole Tom Eger, Fossveien 4, 3647 Hvittingfoss, Norway.
• Energiteknik ABcoreChannel Partner/ Reseller/ DistributorSwedish trade partner. Contact: Richard Lindström, Stålvägen 9, 93196 Skellefteå, Sweden.
• TIBA AGcoreChannel Partner/ Reseller/ DistributorSwiss trade partner. Contact: Hauptstraße 147, 4416 Bubendorf, Switzerland.
• ESEL TECHNOLOGIES S.R.O.coreChannel Partner/ Reseller/ DistributorTrade partner covering Czech Republic and Slovakia. Contact: Kutnohorská 678, CZ - 281 63 Kostelec nad Čermými lesy.
• KOBE inženiring d.o.o.coreChannel Partner/ Reseller/ DistributorSlovenian trade partner. Contact: Ratež 67, 8231 Brusnice, Slovenia.
• FIC EMPORDÁcoreChannel Partner/ Reseller/ DistributorSpanish trade partner covering Girona and Barcelona regions. Contact: C/ Castelló 70, E-17485 Vila-Sacra (Girona), Spain.
• V.E.S. GROUP LTDcoreChannel Partner/ Reseller/ DistributorUkrainian trade partner. Contact: Ruslan Khandoga, 201-203 Kharkivske Shosse, Kyiv, 02121, Ukraine.
• ÖKOVALENTIA KFTcoreChannel Partner/ Reseller/ DistributorHungarian trade partner. Contact: H-1225 Budapest, Fáy Ferenc utca 27/b, Hungary.

Scale indicators6 records

Recent moves5 records

Expansion highlights6 records

Direct peers

• KWB – Kraft und Wärme aus Biomasse GmbH: Austrian biomass boiler specialist covering residential to industrial scale, directly comparable to GUNTAMATIC's BIOCOM, POWERCHIP, and PRO product lines.
• Fröling Heizkessel- und Behälterbau Ges.m.b.H. Austrian manufacturer of biomass heating boilers (pellet, log wood, woodchip) for residential and industrial applications; overlaps almost one-to-one with GUNTAMATIC's product range and customer base in DACH.
• Windhager Zentralheizung GmbH: Austrian biomass heating manufacturer offering pellet, woodchip, and log wood boilers; comparable product portfolio and overlapping distribution in Austria, Germany, and neighboring markets.
• Heizomat Gerätebau- Energiesysteme GmbH: German manufacturer of biomass heating systems including woodchip, pellet, and log wood boilers from residential to industrial scale; comparable in product range and central European market focus.
• ÖkoFEN Forschungs- und Innovationsgemeinschaft mbH: Austrian pioneer in pellet heating systems with condensing technology; serves the same European residential and commercial biomass-heating customers as GUNTAMATIC.
• ETA Heiztechnik GmbH: Austrian manufacturer of wood-fired boilers (pellet, woodchip, log) with similar efficiency-focused technology positioning and pan-European dealer network.
• Hargassner Ges.m.b.H. Austrian family-owned manufacturer of pellet, woodchip, and log wood heating systems, including hybrid heat-pump combinations; highly comparable in product mix, scale, and European footprint.

Broad incumbents

• Vaillant Group: European heating major with wood-fired and pellet boiler lines alongside heat pumps; competes with GUNTAMATIC primarily in residential renovation and new-build segments across Western Europe.
• Viessmann Climate Solutions SE: Large German incumbent offering full HVAC portfolio including biomass boilers; competes with GUNTAMATIC in commercial and industrial segments with substantially greater scale and brand reach.
• Bosch Thermotechnik GmbH (Buderus): Multinational heating technology group with biomass offerings as part of a broader HVAC portfolio; competes at the commercial/industrial end where GUNTAMATIC's PRO systems are positioned.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/user/GUNTAMATICchannel
• Facebookfacebook.com/guntamatic
• Instagraminstagram.com/guntamatic/?hl=de
• LinkedInlinkedin.com/company/guntamatic-heiztechnik-gmbh

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 GUNTAMATIC Heiztechnik GmbH