Intelligent energy solutions for businesses
Lower your energy costs with scalable solar and storage solutions, predictable models and comprehensive service – without a high upfront investment.
SolarFree or SolarDirect: Which suits you?
Compare both models and find the right solution for your home.
SolarFree
Solar system, storage, heat pump and charging station in a flexible subscription model for your home
What's included?
SolarDirect
Solar system, storage, heat pump and charging station for direct purchase for your home
What's included?
Why 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
FreeState offers intelligent battery storage solutions in partnership with Huawei – with reliable hardware, seamless integration, and future-oriented energy management for your home.
Heat Pumps
FreeState offers high-quality heat pump solutions from Viessmann and NIBE, trusted brands known for efficiency, reliability, and long-term performance.
EV Charging Solutions
FreeState offers smart EV charging solutions in partnership with Huawei – with reliable hardware, 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 
Experiences from businesses
Real reviews from partner companies and corporate customers.
“ Our barn roofs were used perfectly to generate solar energy. Free State supported us brilliantly – from detailed planning to regular maintenance. Thanks to this, we are not only saving on energy costs but also making an important contribution to climate protection. ”
Rivero Pineda Leonardo
“ Extremely satisfied. Highly competent, reliable and always friendly. Communication was excellent, everything went smoothly and professionally. I can only recommend them. ”
Jason Ackles
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
35-year equipment warranty
Industry-leading warranty for a premium solar panel and battery storage system
Free maintenance and repairs
35 years of free maintenance and repairs for complete peace of mind
Unparalleled home solar and battery experience
Backed by the #1 home solar panel and battery installer in the country