Plan smarter. Power better.
Our Software helps you plan and design efficient thermal energy networks solutions for heating and cooling. From solar to geothermal, we provide all the tools to deliver clean and affordable energy.
90% Faster
Reduce your planning time from months to hours.
Easy onboarding
Jump start your DHC projects
100% Flexible
 Easily integrate different energy sources.
Our Clients & Partners
What we do
Effectively plan and design thermal energy networks for heating and cooling across entire neighborhoods.
Our software optimizes time and costs for building energy planning. Additionally, it assists you in all phases of a district heating project, from the feasibility study to the network implementation and operation.
Let us help you create a seamless and efficient system that meets your needs and exceeds your expectations!
DHC feasibility
DHC design
Why choose TESSA
All-in-one solution for thermal energy efficiency planning: compare scenarios, integrate renewables sources, generate pipe size in a few clicks.
Flexible Scenario Analysis
Allows you to quickly build different scenarios for your network, adapting the project to different energy sources and needs, allowing better decision making.
Leverage Local Energy Sources
Respond directly to your customer needs, integrating local excess heating and renewable energy sources. Win more public tenders by being more customer oriented.
Maximise Productivity
They trust us
We needed a solution that could support our design decisions and optimize projects from the ground up. We’re finally able to do just that—saving time, improving accuracy, and ensuring we make the best possible impact with each project.
I can calculate different variants of district heating and cooling networks 5 times as fast and write the corresponding reports. This helps my customers to make well-founded decisions without having to repeatedly place new orders for variants
