Clean energy · Greece & Europe

Lower bills and reliable power, from balcony to full property.

Balcony and home kits, liveable Energy Spaces, and rooftop solar with storage — stocked in Athens, with local install and registration help when you need it.

Balcony kits · Energy Spaces · Rooftop solar

Athens stock, local response

Install, setup, and registration help

Three ways to start

Pick the starting point that matches your home.

Want lower bills first? Start with a balcony or home kit. Need a place to stay? Explore Energy Spaces. Have a roof or larger property? Add solar with storage.

Balcony Kits

Complete kits

Plug-in for balconies and homes: matched parts, registration-ready, self-use power from day one.

  • Balcony solar kits
  • Help with registration
  • Athens stock, local response

Modular living space

Energy Spaces

Liveable modular spaces planned with generation and storage — for retreats, hospitality, and remote sites.

  • Solar generation
  • Energy storage
  • Hot water & climate

Solar systems

PV systems

For a house, shop or hotel: start with the use, then size after we see the site.

  • Understand your site
  • Recommend a setup
  • Install, setup, and registration help
Independent KATHENERA Energy Space on a Greek island site
Concept visualization

Energy Spaces

A place you can live in — that makes, stores, and manages its own power.

We plan the living space with solar, storage, and controls as one project: ideal for retreats, boutique stays, and remote sites, from assessment through install.

  • Modular living space
  • Solar generation
  • Energy storage
  • Hot water & climate
  • Access & remote monitoring
  • Assessment through aftercare

Complete kits · Energy Spaces

Pick the starting point that matches your home.

Application scenarios

On real Greek sites, already in use.

Apartment balconies, island homes, rooftop solar with storage, boutique stays, and remote compounds — see how people use KATHENERA.

View all scenarios
Modern stone home with rooftop solar overlooking the Aegean01
Region
Greek islands
System type
Rooftop solar

Aegean hillside solar roof

Cluster of geodesic and linear Energy Spaces on an island hillside with sea views02
Region
Greek islands
System type
Energy Spaces · cluster

Energy Space cluster for hospitality

Two black solar panels mounted to an Athens apartment balcony03
Region
Athens
System type
Balcony solar kit

Solar for an urban balcony

Linear Energy Spaces, a ground PV field, and a technical building on a ridge overlooking the Aegean04
Region
Greek islands
System type
Energy Spaces · off-grid ready

Self-reliant compound on a remote site

Home with black rooftop solar panels and white storage units in a sheltered bay05
Region
Attica
System type
Solar and storage

Home energy with integrated storage

Technician inspecting solar panels and inverters on a logistics-centre roof06
Region
Attica
System type
Commercial rooftop solar

Rooftop solar with inspection access

How we help

From site check to power on — with a local team.

  1. 01

    Understand your site

    Balcony, roof, or plot — how you use power and what limits you have.

  2. 02

    Recommend a setup

    Power size, battery yes/no, compatible equipment — with clear numbers.

  3. 03

    Help with registration

    When DEDDIE is required, we prepare documents and guide the process.

  4. 04

    Install and go live

    Install, check, and switch on so generation actually works for you.

Free consult

Not sure where to start?

Tell us your property type and goals — we reply within 1–2 business days with a practical recommendation.

  • Reply in 1–2 business days
  • Free consult — no pressure.
  • Athens · Thessaloniki · Cyclades

Fill in the basic details

By submitting, you agree that we may contact you about your request.

Reply within 1–2 business days