4BC was founded in 2021 to accelerate the green transition in the built environment. We combine technical expertise with data-driven analysis and strategic advisory—because sustainable buildings require both deep domain knowledge and practical implementation.

We support organisations across the public and private sector with:

🔹 ISO 50001 certification & energy management systems
🔹 AI solutions for energy optimisation and predictive control
🔹 Data-driven energy management with live operational data
🔹 Project management of energy initiatives—from idea to operation
🔹 Strategic use of building energy label data and building datasets

Proven impact:
✅ +2 million m² managed through data-driven energy management
✅ +15 years of experience in energy efficiency and optimisation
✅ Best Practice recognition from Bureau Veritas
✅ Documented savings exceeding 1M DKK annually

From municipalities to regions and large organisations, we help turn energy data into measurable results and long-term performance improvements.

PropTech meets energy management — bridging the physical and digital world.

Jakob Thøtt Nørby

This department focuses on analyzing data and building machine learning models to derive insights and drive decision-making.

4BC

Org chart

Teams

Data Science and Engineering

Offices

4BC

Org chart

Teams

Data Science and Engineering

Offices

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