
Planning, installation and operation of photovoltaic systems, storage systems and charging infrastructure for commercial and municipal customers

Four Clean Energy GmbH
Aachen · HamburgNew on Amplifa
About FourCleanEnergy
Four Clean Energy GmbH is a German provider of customised energy solutions based in Aachen with an additional location in Hamburg. The company plans, installs and operates photovoltaic systems, electricity storage systems and charging infrastructure, and supports projects from concept development through tendering to commissioning. In addition to turnkey implementation as an investment project, FourCleanEnergy offers a lease model in which roof surfaces are leased out and the system, financing and operation are handled by the company. The team comprises engineers, PV planning specialists, project managers, electricians and real estate professionals. Target groups include real estate companies, asset managers, municipalities, municipal utilities, commercial businesses and owners' associations. Projects are implemented throughout Germany.
- Site
- Aachen
- Processes
- Planning & construction of photovoltaic systems, Installation, commissioning, monitoring and maintenance of PV systems, PV systems with lease model (investment, financing, operation), Project planning & support (preparation of tenders for rooftop PV systems), PV systems with lease model (roof surface leasing, financing and operation by FourCleanEnergy), Project planning & support (tenders for rooftop PV systems), Storage and charging infrastructure solutions
- Materials
- Photovoltaic systems, Electricity storage systems, Charging infrastructure
- Industries
- Real estate, Municipalities, Municipal utilities, Commercial businesses, Owners' associations
- 01
Consultation and needs analysis
- 02
System planning and design
- 03
Installation and commissioning
- 04
Monitoring and maintenance
Services and Technology
Photovoltaic systems
Planning, installation, commissioning, monitoring and maintenance of PV systems for commercial and municipal roofs.
Electricity storage systems
Storage solutions as part of comprehensive, individually tailored energy systems.
Charging infrastructure
Charging infrastructure solutions as a complement to PV systems and storage.
Locations
Aachen
DEHead office (registered office of the company)
Hamburg
DELocation/Office
Systems and Installations



Inside the production

Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Planning & construction of photovoltaic systemsEngineering | – | – | – | – | – |
| Installation, commissioning, monitoring and maintenance of PV systemsAssembly | – | – | – | – | – |
| PV systems with lease model (investment, financing, operation)Engineering | – | – | – | – | – |
| Project planning & support (preparation of tenders for rooftop PV systems)Engineering | – | – | – | – | – |
Additional services