Dear Customers, We would like to inform you that on 2 January 2025, Lerta is changing its name to Photon Energy. As a result, our website will be closed and redirected to photonenergy.pl, where you will find all the information you need about our extended offer.
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We offer customised DSR and capacity market programs, allowing you to profit risk-free from possible energy reduction.
We offer electricity at attractive prices. On request, we supply energy with a guarantee of origin from renewable sources.
We provide comprehensive diagnostics to help optimise your energy use.
We design, build and manage customised photovoltaic power and storage systems.
Customised clean energy solutions that meet your business needs and sustainability goals.
Whether you grow crops or raise livestock, our PV systems specially designed for agriculture can help you do it cheaper. And through the sale of surplus energy, you can even earn extra income.
We provide comprehensive renewable energy solutions to energy consumers in Poland. As part of Photon Energy Group, we are committed to our shared vision of a world where energy is clean, safe and accessible to everyone.
largest DR aggregator in Poland
largest asset in the Photon Energy Virtual Power Plant
smallest asset in the Photon Energy Virtual Power Plant
ALDI Australia
Total Capacity
Australia Post
Photon Energy IPP Portfolio
Total Capacity
CTParks
Total Capacity
Koszalin Wastewater Treatment Plant
27.11.2024
In 2025, Lerta Becomes Photon Energy
19.11.2024
Photon Energy Group Reports 7.9% Revenue Growth and More Than Doubled EBITDA Despite Market Challenges in the First Three Quarters of 2024
18.10.2024
Photon Energy Expands Romanian IPP Portfolio to Over 50 MWp
2.10.2024
Photon Energy Group Sells Two Solar Power Plants and Hybrid PV Project to CleanPeak Energy, Refocusing on Utility-Scale Energy Storage Development
30.9.2024
Photon Energy to Run FORVIA’s First On-Site PPA Solar Power Plant in Hungary
16.9.2024
Photon Energy Connects 7.5 MWp Solar PV Power Plant to Grid in Romania
11.9.2024
Photon Energy Becomes First Energy Aggregator Listed by Energy Regulatory Office in Poland
20.5.2024
Photon Energy Expands Footprint in Australasia, Signing a 20.8 MWp EPC and O&M Contract in New Zealand
17.5.2024
Photon Energy Group to Sell 20.4 MWp Solar PV Project to Uniper
17.5.2024
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