ewz.natur is natural energy from water, sun and wind, up to 100% of which is produced in our production plants in Switzerland and Europe.

Transparent origin

We control the entire value chain for ewz.natur via our own portfolio of hydropower, wind and solar plants. 

Affordable price

We invest in green electricity where there is optimal availability of natural resources. This means that the electricity can be produced in an environmentally friendly and cost-effective way, and you benefit from an affordable price.

Green electricity – because together we can make a difference

Green electricity is clean

For us, green electricity means climate-friendly and environmentally friendly energy from hydro, wind and solar power.

Green electricity is a necessity

By producing green electricity, we're playing a key role in replacing nuclear power. That is why we promote the expansion of green power plants.

Green electricity is sustainable

We invest in the production of green electricity where the natural resources are available. Compatibility with the climate and the environment are important to us, as is cost-effectiveness.

Green electricity is sustainable

Water, wind and sunlight will always be available as energy sources in the future. We can therefore be secure in the knowledge that reliable production of green electricity can continue.

Our bestsellers


Green electricity
produced 100% by ewz
Switzerland & Europe
Average for a single person household*

* *incl. VAT. 1,600 kWh/year (of which 1,168 kWh at peak tariff and 432 kWh at off-peak tariff)

Telephone number
+41 58 319 47 00

Do you want to do more for the environment?
Then choose ewz.pronatur. It's certified Swiss green electricity that ensures maximum protection of the environment for a small surcharge. For every kilowatt-hour sold, one centime is invested in the naturemade star fund, the most stringent quality label across Europe for energy produced in an environmentally friendly way.
More about ewz.pronatur

Frequently asked questions

ewz.pronatur – certified green electricity from hydro, sun and wind power, produced in Switzerland. For every kilowatt hour, CHF 0.01 is invested in the naturemade star fund, which supports the renaturation of habitats.

ewz.natur – affordable green electricity from hydro, solar and wind power, produced 100 per cent in Switzerland and Europe by ewz.

ewz.econatur – green electricity from hydro and wind power produced in Switzerland and Europe.


You can change to an electricity product with a higher environmental value at any point. For example, from ewz.natur to ewz.pronatur. The change will apply immediately.


Do you want to change to an electricity product with a lower environmental value? For example, from ewz.pronatur to ewz.natur? Then please let us know no later than 20 days after you’ve received your yearly bill. The change will apply as soon as the new billing period begins. Do you get a bill every month? Then the change will apply from the next quarter, but only if you’ve told us that you want to change 30 days in advance.

Our recommendation is ewz.natur. You’ll receive pure green electricity from our own production facilities at a very attractive price. If you want to do more for the environment, choose ewz.pronatur.