Intelligent energy solutions for businesses
Cut your energy costs with solar and storage for businesses, farms and apartment buildings. Planning, installation and service from one provider.
PLANNED FOR RETURNSSized to your own consumption
FIXED-PRICE OFFERBinding after the site inspection
FULL SERVICEPlanning, grid registration and installation
SWISS QUALITYEverything from one providerWhy FreeState?
The intelligent way to use energy – efficient, predictable and worry-free.
Predictable energy. No risks.
Solar without upfront investment. Fixed, transparent electricity costs.
One system. Maximum efficiency.
Solar, storage and e-mobility – perfectly aligned.
All-round service. No hassle.
Planning, installation and maintenance – all from one source.
A few steps to your own solar solution
Book a short consultation and learn how FreeState can reduce your energy costs – without upfront investment. We analyse your situation, show concrete savings potential and guide you from the first conversation to the finished system – often in just 4 weeks.
Your Solar System Anytime and Anywhere in View
Battery
With Huawei hardware, FreeState offers intelligent battery storage solutions with seamless integration and future-oriented energy management for your home.
EV Charging Solutions
With Huawei hardware, FreeState offers intelligent EV charging solutions with seamless integration and future-oriented energy management for your home.
What our customers say
Real experiences with FreeState – transparent, personal and relatable.
„Rooftop PV system on the Diggelmann Bau AG premises. Modules, Huawei inverter and a Huawei battery with energy management, sized to demand.“
75.25 kWp 
164 modules (460 Wp each) 
Huawei with battery 
„Rooftop array at Breitenstrasse in Frauenfeld. Modules, Huawei inverter plus Huawei storage and energy management, tailored to the foundation's needs.“
134.06 kWp 292 modules (460 Wp each) Huawei with battery 
„C&I installation with Sofar string inverters and a 256 kWh ESS battery. Designed for high evening and night loads to optimise self-consumption and load management.“
230 kWp 500 modules (460 Wp each) Sofar + 256 kWh battery 
Reference roofs
Three completed Free State AG projects.
Diggelmann Bau AG
Solar installation on the construction company's building.
Stiftung Wetterbaum
Solar installation on the foundation's roof.
Bowling Five
Solar installation on the roof of the bowling centre in Thayngen SH.
Your Benefits
Sustainable energy, long-term cost savings and full transparency – all without investment risk for you.
Solar panels without debt or upfront costs
Solar financing with predictable, affordable rates and secured conditions
Warranty and insurance included
Manufacturer warranties on modules, inverters and storage, plus our warranty on the installation
Maintenance and service
On request we take care of monitoring, maintenance and service of your system
Experience since 2008
Our team has been planning and installing solar systems since 2008, in Switzerland and now also for Austria.