Energy from your own roof
for companies, agriculture & municipalities.

Roof utilization is a real competitive advantage for these sectors.

🏭 Industry & commerce: Reduce energy costs and secure your production with your own electricity & heat.

🧑‍🌾 Agriculture: Use barn, machine or warehouse roofs - perfect for self-consumption with or without a heat pump.

Municipalities & public buildings: Schools, halls, sewage treatment plants: Use unused roof areas for public services & CO₂ savings.

🧱 Housing industry & neighborhoods: Combine electricity and heat generation directly on the roof - with maximum space efficiency.

PV or PVT? You decide - we advise. Whether it's a classic photovoltaic system for generating electricity or an innovative PVT combination system with additional heat generation: we will work with you to find the solution that best suits your needs - technically, economically and eligible for subsidies.

5 steps to your own rooftop system simple, safe & individual.

🥇 1st Free potential analysis: We check your roof area for shading and cost-effectiveness without obligation - incl. comparison of PV vs. PVT.

📐 Individual planning & profitability calculation: We plan the right system based on your electricity and heating requirements - with a clear cost-benefit calculation.

📝 3. subsidies, grid connection & approval: We handle all applications and take care of EEG, electricity feed-in, EVU registration & subsidy management. Optional: PPA / Co² trading.

🏗️ 4. Construction & commissioning: Our experts install your PV/PVT system as a turnkey solution. Depending on the size of the project, implementation takes place within a few weeks.

Operation & support: We remain at your side - with remote monitoring, maintenance and electricity marketing. For you, this means: maximum yields, minimum worries and a strong partner at your side.

🏆 Why ReGaWatt - if you want more than just a PV system.

✔️ 1. 15 years of experience in PV & energy systems

We are not generalists - we plan and build exactly the solution that suits your consumption, your building and your business model.

✔️ 2. Specialized in complex commercial and existing roofs

Even difficult roof types, old halls or special statics are part of our daily routine - we always find a feasible solution.

✔️ 3. Everything from a single source - for smooth implementation.

We take care of the entire planning, approval, subsidy processing, construction and support. You have a fixed contact person - and your head free for your business.

✔️ 4. Our claim: long-term success, not a one-off installation.

We think about your project from start to finish: with remote monitoring, maintenance, electricity marketing and optimization, we continue to provide you with reliable support even after commissioning.

✔️ 5. Trust that you can see.

Nationwide customers, successful projects, excellent ratings. As a multiple recommended partner, we are a strong companion to energy independence for farmers, commercial enterprises and local authorities.

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