node.energy GmbH

Based in Germany, node. energy GmbH specializes in providing innovative software solutions for managing renewable energy projects, particularly in the photovoltaic and wind energy sectors. node. energy GmbH, founded in 2016 and headquartered in Frankfurt, Germany, focuses on the operation and management of renewable energy projects.

The company was established by Lars Rinn and Matthias Karger. To date, node. energy has successfully concluded 3 deals, with the most recent funding round occurring on March 13, 2025. In this Series B round, node.

energy raised EUR 15 million, led by DeepTech and Climate Fund, with participation from multiple investors including BitStone Capital and High-Tech Gruenderfonds. The total amount raised by the company amounts to EUR 15 million, with a current valuation of approximately EUR 60. 21 million. node.

energy specializes in providing software solutions that facilitate the management and operation of renewable energy projects, particularly photovoltaic (PV) and wind installations. Their flagship product, opti. node, serves as a centralized platform for the commercial management of renewable energy businesses, integrating all essential data and business logic into one accessible location. This software enables users to efficiently manage accounting processes, energy sales, and compliance with energy regulations, effectively reducing administrative burdens and streamlining operations.

The platform caters to a diverse client base, including energy producers, municipal stakeholders, and businesses transitioning to sustainable energy models. node. energy primarily targets markets across Germany and other European countries where renewable energy adoption and regulatory frameworks are rapidly evolving. node.

energy's revenue model is based on subscription-based access to their opti. node software, which offers various functionalities tailored to the needs of renewable energy project operators. Clients typically enter into service agreements that outline the terms of software access and support, allowing them to manage their energy production, sales, and regulatory compliance seamlessly. By integrating features such as billing, tax management, and real-time energy monitoring, the platform provides a comprehensive solution that enhances economic viability for users.

Transactions may also include partnerships for energy procurement services, where businesses secure direct supply agreements for green energy. Overall, node. energy's revenue is driven by the increasing demand for efficient management solutions in the renewable energy sector. In March 2025, node.

energy GmbH raised EUR 15 million in Series B funding led by DeepTech and Climate Fund, with participation from other investors. The company plans to utilize this funding to expand its green electricity platform, integrate storage solutions, and facilitate cost-effective direct Power Purchase Agreements (PPAs) for medium-sized businesses in Germany. Additionally, node. energy aims to strengthen its presence in key European markets, with specific plans to broaden its offerings and reach by the end of 2026.