Renewable energy, eco-building - Futuren4Nature OÜ (www.futuren.ee)

Green Publication - AS Ecoprint (www.ecoprint.ee)

Environmental reporting – organize environmental reporting for your company

Recycle – Tallinn Centre of Recycle (www.taaskasutus.ee)

While travelling, learn to take care and study nature – ELF’s working camps (www.talgud.ee)