Kraftwerk Kraft-Wärme-Kopplung

What Kraftwerk Kraft-Wärme-Kopplung does

Kraftwerk dezentrale Energiesysteme GmbH (formerly Kraftwerk Kraft-Wärme-Kopplung GmbH) is a privately held German manufacturer founded in 1996 in Hannover that designs, produces and services small-scale Combined Heat and Power (CHP) systems marketed under the Mephisto brand, alongside a proprietary superordinate control platform (Direktor) and partner-sourced heat pumps. The core hardware line covers four condensing BHKW modules — G8, G22, G34 and G50 — spanning 8 to 50 kW of electrical output for natural gas, biogas and LPG operation, all DVGW-certified, H2-ready (up to 20% hydrogen blending standard, 100% on the G50), and achieving overall efficiency above 104% with a primary energy factor as low as 0.19.

The company operates a vertically integrated go-to-market: a small outside-sales team (Stefan Obigt, Yuki Niklas Sekine) handles site visits and project-specific quotations; an inside-sales/project-coordination team (Luisa Homfeld, Anne Minol, Alexander Gerlach, Heider Foorden) runs inquiries, procurement and international sales; and a nationwide German service network — roughly 17+ own support points supplemented by licensed service partners — delivers installation, commissioning and full-maintenance contracts (Vollwartungsverträge). Revenue streams combine CHP hardware sales, partner-sourced iDM heat pumps, Direktor control hardware, Webgate/Webcontrol remote-monitoring subscriptions, and professional services (planning, training events under the Kraftwerk dezentral brand, installation, commissioning). With 2,000+ BHKW installations since 1996, ISO 9001:2015 certification achieved in 2025, and a 2026 corporate rebrand, the company is positioning itself as an integrated decentralized energy systems provider rather than a single-product CHP vendor.

Name

Kraftwerk Kraft-Wärme-Kopplung

Legal name

Kraftwerk dezentrale Energiesysteme GmbH

Website

https://kwk.info

Company type

Private

Founded year

1996

Operating status

Operating

Headcount range

101–250 employees

Short description

Privately held German manufacturer (founded 1996, Hannover) of Mephisto condensing CHP systems (8–50 kW) and the Direktor energy-center control platform, serving building owners, specialist planners and contractors across the DACH region with hardware, services and lifetime maintenance.

Ownership category

akta.pro rank

Product category

Combined Heat and Power Systems

NAICS

Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (33341), Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing (333415), Heating Equipment (except Warm Air Furnaces) Manufacturing (333414), Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512)

SIC

Cogeneration Services & Small Power Producers (4991)

akta.pro primary industry

Micro-CHP / Residential CHP (Small-Scale Engine/Stirling/Fuel Cell) (EUACAKAK)

akta.pro secondary industries

Onsite Low-Carbon Heat & CHP (Electrified CHP, Fuel Cells, Renewable CHP) (EUABAJAI), Chillers, Boilers & Central Plant Operations (BPABACAG)

Keywords

• Combined heat and power
• CHP systems
• Decentralized energy
• Block heating plants
• Heat pump solutions

Headquarters

HQ city

Hanover

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. BHKW Hardware Sales: Sale of Mephisto Blockheizkraftwerke in four models (G8, G22, G34, G50) with electrical outputs from 8-50 kW. Units available for natural gas, biogas, and LPG operation.
2. Heat Pump Sales: Sales of iDM heat pumps including air-water (10-24 kW, 10-50 kW), brine-water, and water-water variants for building and district heating applications.
3. Direktor Control System Sales: Sale of proprietary superior control system for energy center management with multiple interface options and configuration capabilities.
4. Full Maintenance Contracts: Comprehensive maintenance contracts covering entire lifecycle of BHKW including oil changes, engine replacement and all repair/installation measures. Regional service network with own support points and certified partner operations.
5. Planning and Consultation Services: Comprehensive consulting and planning support including site visits, hydraulic/electrical/control integration planning, flue gas routing, installation and sound insulation consultation. Development of project-specific concepts and proposals.
6. Installation and Commissioning Services: Professional installation, setup and commissioning of BHKW, heat pumps and Direktor control system. Transport to installation location and proper commissioning included.
7. Training Events: Educational events under 'Kraftwerk dezentral' title for specialist planners and contractors covering practical planning of decentralized energy projects.

Go-to-market motion3 records

Distribution channels5 records

Marketing channels5 records

Core offering

Kraftwerk manufactures the Mephisto line of condensing combined heat and power (CHP) units, known in German as Blockheizkraftwerke (BHKW), available in four modular sizes (G8, G22, G34, G50) covering electrical output from 8 to 50 kW. The company complements these with its proprietary Direktor superordinate control system for holistic energy center management, iDM heat pumps (10-50 kW air-water, brine-water, and water-water variants), and full lifecycle services including planning, installation, commissioning, and nationwide maintenance contracts.

Product overview

Kraftwerk dezentrale Energiesysteme GmbH bietet ein integriertes Produktportfolio für dezentrale Energieversorgung. Kernprodukte sind die Mephisto Brennwert-Blockheizkraftwerke (vier Modelle mit 8–50 kW elektrischer Leistung für Erdgas, Biogas und Flüssiggas) sowie die übergeordnete Direktor Steuerung zur ganzheitlichen Regelung von Energiezentralen. Ergänzt wird das Angebot durch iDM Wärmepumpen (10–50 kW Luft-Wasser sowie Sole-Wasser und Wasser-Wasser), die via vorkonfigurierter Bus-Schnittstelle an die Direktor Steuerung angebunden werden. Begleitend bietet Kraftwerk Planungs- und Beratungsdienstleistungen, Montage, Inbetriebnahme sowie einen Vollwartungsservice mit deutschlandweitem Servicenetz. Die Online-Portale Webgate und Webcontrol ermöglichen die Fernüberwachung und -steuerung der Anlagen.

Differentiator

Problem solved

Functional benefit

Products and services

• Mephisto Blockheizkraftwerke (CHP units) Condensing combined heat and power units (Blockheizkraftwerke / BHKW) in four modular sizes — G8, G22, G34, and G50 — with electrical output ranging from 8 to 50 kW. Standard features include condensing technology, integrated sound insulation, no housing ventilation to eliminate heat losses, water-cooled asynchronous or synchronous generators, and H2-readiness for up to 20% hydrogen blending (G50 supports 100% hydrogen). Available for natural gas, biogas, and LPG operation. Targeted at building and property owners, specialist planners, contractors, and district heating applications in Germany and Switzerland.
• Direktor Steuerung (Superordinate Control System) Proprietary 10-inch touch display superordinate control system for holistic regulation of energy centers. Manages CHP units (BHKW), heat pumps, boilers, and other generators with diverse monitoring and control functions. Standard interfaces include PT1000 sensor inputs, analog and digital I/O, GENIBus, Modbus, and M-Bus, with optional BACnet/IP, CAN-Bus, Profibus-DP, LON-Bus, IEC 104, and Profinet support for higher-level DDC and building automation integration. Targeted at operators of decentralized energy centers using Kraftwerk equipment.
• iDM Heat Pumps

Quantifiable outcome

• Overall efficiency exceeding 104% (tReturn = 35°C)
• +5 more outcomes

Named customers1 record

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration9 records

Feature5 records

Partnerships

Five partnerships are on record, tiered core and minor.

• iDM Energiesysteme GmbHcoreTechnology or IntegrationPartnership for heat pump supply. iDM provides air-water heat pumps in monoblock design using R290 propane refrigerant (10-24 kW, 10-50 kW), brine-water heat pumps for geothermal use, and water-water heat pumps. These complement Kraftwerk's BHKW products for hybrid energy solutions. Pre-configured bus interface for connection to Kraftwerk Direktor control system is standard.
• Blauer Strom (Energy Association)minorOthersEnergy association partnership displayed in 'Engagiert und vernetzt' (Committed and Networked) section alongside other industry associations.
• Bundesverband (Federal Association)minorOthersFederal industry association membership displayed in network section.
• vedec (Association)minorOthersIndustry association displayed in 'Engagiert und vernetzt' section.
• Service Partners NetworkcoreChannel Partner/ Reseller/ DistributorLicensed partner operations across Germany providing installation and maintenance services for BHKW and heat pumps. Regional service points in cities including Weingarten, Bahlingen, Gessertshausen, Wendlingen, Nürnberg, Butzbach, Oberhausen, Ibbenbüren, Langen, Brochdorf, Hamburg, Lübeck, and others.

Scale indicators6 records

Recent moves7 records

Expansion highlights6 records

Broad incumbents

• Vaillant Group: Vaillant is a major European heating manufacturer with strong residential and light-commercial presence in Germany. Competes indirectly with Kraftwerk via heat pumps and hybrid heating solutions in the same building-owner customer segment.
• Bosch Thermotechnology: Bosch Thermotechnology (including Buderus) is one of Europe's largest HVAC/heating equipment manufacturers with broad coverage in condensing boilers, heat pumps, and commercial heating systems. Indirectly competes with Kraftwerk in commercial building energy systems.
• BDR Thermea Group: BDR Thermea (De Dietrich Thermique, Baxi, Remeha brands) is a large European heating solutions group offering boilers, heat pumps, and hybrid systems across multiple brands. Overlaps with Kraftwerk's commercial/building heating customer base at a much larger scale.
• Viessmann Climate Solutions: Viessmann is a large German heating/HVAC manufacturer offering condensing boilers, heat pumps, and CHP systems across a much broader portfolio. Overlaps with Kraftwerk in heating technology for buildings and competes indirectly for hybrid heat+power projects.
• INNIO Jenbacher (INNIO Group): INNIO Jenbacher manufactures large-scale gas engine CHP systems primarily for industrial and utility-scale applications (MW range). Operates in the same CHP/energy category but at a much larger scale than Kraftwerk's sub-50 kW range.

Others

• iDM Energiesysteme GmbH: iDM Energiesysteme is Kraftwerk's heat pump supply partner (R290 air-water, brine-water, water-water heat pumps). Comparable product technology but serves as supplier rather than direct competitor; also sells heat pumps independently through its own channel in Austria/DACH.

Emerging players

• Yanmar Energy System: Yanmar produces small-to-medium gas engine CHP systems and gas heat pumps, with growing presence in European decentralized energy markets. Operates in adjacent small-scale CHP niche with partial overlap to Kraftwerk's product range.

Direct peers

• 2G Energy AG: 2G Energy AG is a German manufacturer of combined heat and power (CHP) systems, including small to medium-scale gas engine CHPs with proprietary control technology. Directly comparable to Kraftwerk in CHP product category, customer base (building/district heating, industrial), and direct sales/service model.
• EC Power (Toyota/Toshiba): EC Power designs small-scale CHP units based on Stirling engine technology, primarily for residential European markets. Direct product competitor in the small-scale CHP niche served by Kraftwerk.
• SenerTec Kraft-Wärme-Energiesysteme GmbH: SenerTec makes the well-known 'Dachs' micro-CHP, one of the most established small-scale residential/light-commercial CHP units in Germany. Direct competitor to Kraftwerk's Mephisto range in the <50 kW CHP segment with similar installation/service-based model.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/kraftwerkgmbh

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 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 Kraftwerk Kraft-Wärme-Kopplung