Expertise for the energy sector
Complete consulting service for businesses, self-employed and freelancers
Whether you are a manufacturer of high-tech photovoltaic plants, a company operating in the thermal energy, gas or power sector, or consultant for energy supply systems, whether a major company or lone fighter and whether you operate on a national or international level: ETL is the ideal partner for small and medium sized businesses, self-employed and freelancers in the energy sector.
We offer all business-relevant consultancy services from one source and assist you with all tax, legal, economic, organisational and financial matters. And this at all stages of your company: from formation and expansion to its sale.
Examples of our extensive scope of consultancy services are the closing of funding gaps through the ETL equity and leasing scheme as well as the legally secure drafting of your general terms and conditions of business. Our clients also profit from labour tax cost optimisation for both companies and employees and the inspection of real estate contracts by ETL lawyers is included in the price.
Overview of further consultancy services
In brief: with ETL you profit from a comprehensive range of services with impressive consulting expertise.
Our clients
Companies, freelancers and self-employed from all sectors
- Agriculture and forestry
- Art and entertainment
- Consulting and service industry
- Energy sector
- Finance and insurance
- Franchise systems
- Healthcare professionals
- Hotel and restaurant industry
- Industry
- IT industry
- Non-profit organisations
- Petrol stations
- Professional sport
- Property companies
- Public administration
- Retail
- Trade and construction
- Transport and logistics
Private individuals
ETL Consultants

Over 700 locations – find your ETL consultant here.
Central Hotline
Tel.: +49 30 22640200
Fax: +49 30 22640100
E-Mail: Please use our contact form
Overview: all contact data
ETL International
More than 60 international locations – find here.
ETL end-to-end package
The ETL consulting all-round package. Information.
Social commitment
We assume social responsibility. Information.
