What Hark GmbH does

Hark GmbH (HARK) is a privately-held German manufacturer of fireplaces, wood-burning stoves, pellet stoves, and tiled stoves, founded in 1971 in Duisburg and operating as a GmbH & Co KG limited partnership. The company produces a comprehensive product portfolio spanning freestanding Kaminöfen, fixed Kamine (including corner, panoramic, water-bearing, tiled, marble, soapstone, and natural stone variants), heating inserts, Scandinavian-style stoves, storage stoves, and outdoor products (notably the Outta Kitchen line). Its technological foundation is the proprietary ECOplus combustion platform, achieving up to 90% efficiency, and the FlameKat catalytic afterburning system, which reduces particulate and gaseous emissions by 70-80% below BImSchV and EU Ecodesign limits. Room air-independent (RLA) variants carry DIBt approval for use with modern sealed ventilation systems, and water-bearing models integrate with central heating.

HARK sells through a hybrid model combining over 60 company-owned Kaminstudios (32,000 sqm of exhibition space nationwide) with a direct e-commerce storefront and DHL logistics, supported by a catalog, educational content (Kaminwissen), and a free post-sale 'Ofenf\u00fchrerschein' training program. Customer segments are residential homeowners (primary) and trade professionals (installers/chimney sweeps) as a secondary channel. Revenue derives from unit hardware sales with prices ranging from ~EUR 2,149 for entry heating inserts to over EUR 8,000 for premium hybrid models, supplemented by accessories (EUR 18-2,399), optional installation services, and showroom-anchored consumer financing at 1.99% via a partnership with Vereinigte Volksbank Raiffeisenbank eG. The company actively operates social media channels and offers WLAN/app control for pellet stoves, indicating movement toward connected products while remaining fundamentally a combustion-engineering and retail-distribution business.

Name

Hark GmbH

Legal name

Hark GmbH & Co KG

Website

https://hark.de

Company type

Private

Founded year

1971

Operating status

Operating

Headcount range

251–500 employees

Short description

Hark GmbH is a German manufacturer and retailer of fireplaces, wood-burning stoves, pellet stoves, and tiled stoves, serving residential homeowners and trade professionals through 60+ company-owned showrooms and direct e-commerce across Germany since 1971.

Ownership category

akta.pro rank

Product category

Fireplace and Stove Manufacturing

NAICS

Heating Equipment (except Warm Air Furnaces) Manufacturing (333414)

SIC

Heating Equipment, Except Electric & Warm Air Furnaces (3433), Wholesale-Hardware & Plumbing & Heating Equipment & Supplies (5070)

akta.pro primary industry

Outdoor Heating, Fire Pits & Fireplaces Retail (CRAIAIAI)

akta.pro secondary industry

Outdoor & Specialty Major Appliance Retail (Outdoor Kitchens, Grills, Ice Makers) (CRACACAG)

Keywords

• Wood-burning stoves
• Fireplace manufacturing
• Tiled stoves
• Pellet stoves
• Heating appliances

Headquarters

HQ city

Duisburg

HQ country

Germany

HQ region

Europe

Offices14 records

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Fireplace and Stove Product Sales: Direct sales of manufactured fireplaces, fireplace stoves, tile stoves, pellet stoves, heating inserts, gas fireplaces, ethanol fireplaces, electric fireplaces, outdoor kitchens, grills, and fireplace accessories. Products are sold through company-owned showrooms, online shop, and catalog. Revenue is primarily one-time hardware sales with optional installation services.
2. Financing Services: 1.99% financing offered at showrooms for purchases over 500 EUR, through partnership with Vereinigte Volksbank Raiffeisenbank eG. Facilitates higher-value purchases.
3. Professional Services (Montage): Optional paid installation and assembly services offered to customers, including chimney modernization and fireplace conversion.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels9 records

Core offering

Hark GmbH & Co. KG designs, manufactures, and sells wood-burning fireplaces, freestanding stove ovens, tiled stoves, pellet stoves, heating inserts, and complementary accessories in Germany. The company sells through more than 60 HARK Kaminstudios and a direct online shop, underpinned by its proprietary ECOplus combustion technology and FlameKat catalytic afterburning system, with optional paid installation services and 1.99% consumer financing at showrooms.

Product overview

Hark GmbH (HARK) is a German manufacturer of heating appliances founded in 1971, producing a comprehensive portfolio of fireplace and stove products. The core offering includes Kaminöfen (freestanding fireplace stoves), Kamine (fixed fireplaces), Pelletöfen (pellet stoves), Speicheröfen (storage stoves), Schwedenöfen (Scandinavian stoves), and Heizeinsätze (fireplace inserts). Supporting products include Gaskamine, Ethanol-Kamine, and Elektrokamine for chimney-free installations. The outdoor range features the Outta Kitchen No. 1 outdoor kitchen and grilling products. A complete accessories line covers Ofenrohre (stove pipes), Kaminreiniger, Kaminbestecke, and easytherm external chimneys. The proprietary ECOplus combustion technology and FlameKat catalyst system provide the technological foundation, achieving up to 90% efficiency and reducing emissions by 70-80%. Products are sold through over 60 HARK Kaminstudios across Germany and online, with personalized consultation and 1.99% financing available in showrooms.

Differentiator

Problem solved

Functional benefit

Brands

• ECOplus: Premium fireplace and stove product line featuring advanced ECOplus combustion technology with up to 90% efficiency
• FlameKat
• Outta Kitchen

Products and services

• Kaminöfen (Fireplace Stoves) Freestanding wood-burning stoves available in multiple sizes, heat outputs, and configurations, featuring ECOplus combustion technology and optional FlameKat catalyst. Variants include water-carrying, room-air-independent, external-air-supply, catalytic, Dauerbrand (slow burn), baking-chamber, round, and small/compact models for residential use.
• Kamine (Fireplaces) Fixed fireplace installations for residential properties, including corner, panoramic, front, water-carrying, tile-stove, tile-fireplace, marble, soapstone, and natural-stone fireplaces, plus fireplace construction kits.
• Pelletöfen (Pellet Stoves) Automated pellet-burning stoves including the Ecomat series (Ecomat 6, 7, 11, 12, 13), Moira Evo, and the Hybrid.8 combining pellet and wood-burning capabilities. Optional WLAN module enables smartphone app control (on/off, temperature, status, maintenance reminders).
• Heizeinsätze (Heating Inserts) Fireplace inserts (Kamineinsätze) and tile-stove inserts (Kachelofeneinsätze) for retrofitting or new builds. Available with water-carrying variants, integrated fine-dust filters, and ECOplus technology for up to 90% combustion efficiency; price range approximately EUR 2,149 to EUR 8,039.
• Speicheröfen (Storage Stoves) Heat-retaining stoves built around storage stones and/or soapstone cladding to provide sustained warmth hours after the fire dies; available with side or overhead storage-stone installations.
• Schwedenöfen (Scandinavian Stoves) Modern Scandinavian-style wood-burning stoves combining traditional aesthetics with advanced ECOplus combustion technology, available with multiple finish options and heat outputs.
• Outdoor Produkte (Outta Kitchen outdoor line) Outdoor kitchen and grilling products including the Outta Kitchen No. 1 outdoor kitchen with granite countertop, gas burners, and smoker unit; fire bowls (Feuerkugeln); ceramic grill plates; and the Outta Worktop and Module series.
• Kaminzubehör (Fireplace Accessories) Comprehensive accessory range including stove pipes (Ofenrohre), stove paints (Ofenlacke), fireplace cleaners (Kaminreiniger), tool sets (Kaminbestecke), spark protection plates (Funkenschutzplatten), sealing lips (Dichtlippen), firewood storage, lighters and fuels, ventilation grilles, external combustion air supply, exhaust control, dust separators (HARK Fireclean 03 Basic up to EUR 2,399), and easytherm external chimneys.
• Gaskamine (Gas Fireplaces) Gas-powered fireplaces delivering authentic fireplace atmosphere at the push of a button; some models operate without a chimney.
• Ethanol-Kamine (Ethanol Fireplaces) Ethanol-burning fireplaces providing authentic flame ambiance without chimney requirements.
• Elektrokamine (Electric Fireplaces) Electric fireplaces delivering authentic fireplace atmosphere on demand without combustion.

Quantifiable outcome

• Reduces particulate matter and gaseous emissions by 70-80% below current BImSchV and EU Ecodesign limits
• +2 more outcomes

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

One partnership is on record.

• dfp Service GmbHminorOthersService partner for the consumer financing program. Located at Robert-Bosch-Straße 32, 63303 Dreieich. Supports the financing service offered in HARK showrooms.

Scale indicators5 records

Recent moves6 records

Expansion highlights4 records

Direct peers

• Spartherm: Leading German premium fireplace, stove, and fireplace-insert manufacturer. Directly competes with HARK on the same German showroom-led, technology-driven (e.g., S-Thermatik) sales model and similar regulatory focus.
• Brunner: German heating-systems manufacturer producing wood stoves, fireplace inserts, pellet boilers, and heating systems. Direct overlap with HARK in non-electric heating equipment for residential customers in Germany.
• Wodtke: Long-established German wood-stove and pellet-stove manufacturer based in the same southwestern German Mittelstand cluster. Competes with HARK on similar residential fireplace/heating positioning.
• RIKA: Austrian premium stove and pellet-stove manufacturer serving DACH-region residential customers. Overlaps with HARK on wood and pellet stove SKUs, though brand presence in Germany overlaps significantly with HARK's core showroom markets.
• Austroflamm: Austrian manufacturer of designer wood and pellet stoves serving DACH residential customers. Competes directly with HARK in the premium stove segment and increasingly on emissions and efficiency technology.
• Ofen Hase: German stove manufacturer focused on wood-burning and pellet stoves with a strong design-and-craftsmanship positioning. Direct competitor to HARK's premium segment in the German residential market.
• Contura: Swedish wood-stove manufacturer (part of the NIBE Group) with broad European distribution. Overlaps with HARK on residential wood-stove SKUs and the showroom-led sales model where Contura is distributed in Germany.
• Edilkamin: Italian manufacturer of fireplaces, stoves, and pellet products with European distribution including Germany. Competes with HARK on traditional and modern stove designs and similar emissions technology positioning.
• Palazzetti: Italian heating-products manufacturer (fireplaces, stoves, pellet boilers) with multi-country European footprint. Competes with HARK on wood-burning stove SKUs and on emissions/efficiency technology across European markets.
• MCZ Group: Italian manufacturer of biomass stoves, pellet stoves, and fireplaces distributed across Europe. Direct overlap with HARK in residential pellet and wood-burning heating solutions, including German distribution.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/user/HARKKaminbau
• Facebookde-de.facebook.com/hark.de
• Instagraminstagram.com/hark_kamine/?hl=de
• Pinterestpinterest.de/harkkamine
• Xx.com/HARK_Kamine

Revenue estimate

Valuation estimate

Number of profiles

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 Hark GmbH