Who is E.fos?
E.fos is an active participant in the Cypriot energy markets, operating in a highly regulated and fast-moving environment where accuracy, speed, and market expertise are critical for success. They act as both a supplier and a RES Aggregator, managing a portfolio of nearly 50 MW, which includes a 12 MW wind farm.
Beyond production, E.fos also represents loads, balancing a diverse portfolio of assets and consumer demand. Their core objective is to optimize transactions between their internal assets and their broader market activities, ensuring maximum efficiency and value in every trade.
What challenge were you facing?
Entering and operating in the energy markets required managing a complex end-to-end process: market participation, trading execution, settlement calculations, and financial reconciliation. Handling these activities manually or through fragmented systems increased operational risk and limited the ability to scale with confidence.
As they expanded, E.fos faced specific operational difficulties in balancing their dual role. The lack of a centralized system created optimization gaps, making it difficult to synchronize their 50 MW capacity with market obligations. Furthermore, managing complex tasks like commission tracking and financial reconciliation manually became a significant barrier to their growth.
Why did you choose StellarBlue?
E.fos partnered with StellarBlue because we offered more than just software. As a Greek software company with a strong focus on energy markets, StellarBlue combines an ETRM platform with experienced trading consulting, covering both the technical and operational sides of market participation.
Integrated ETRM Modules
StellarBlue implemented an integrated ETRM program tailored to support the full market participation lifecycle through specialized modules:
Scheduling
Facilitates seamless participation in both spot and balancing markets, providing a friendly interface for the easy creation of bidding strategies.
Portfolio Management
Enables centralized management of positions and transactions across the entire energy mix.
Asset Management
Provides granular control and visibility over the 50 MW capacity and wind assets.
Back Office
Automates the calculation of all settlement amounts and financial obligations, including the specialized management of commissions and financial reconciliation.
Math Editor
Allows for advanced, customized calculations through a dedicated module to meet specific market requirements.
In parallel, our trading consulting services provided the necessary insights to support strategy, execution, and daily decision-making.
How did this impact your operations?
The platform brought structure, visibility, and reliability to E.fos operations. Processes that were previously complex and fragmented became centralized and transparent, significantly reducing manual effort and operational uncertainty.
What were the results?
The combination of robust technology and experienced trading support led to:
What makes this partnership stand out?
StellarBlue's team is consistently available and highly responsive. We function as an extension of E.fos' own team, providing continuous support and practical 360-degree guidance whenever issues arise—whether they are technical, operational, or related to shifting market regulations. This level of availability and personal commitment has been the cornerstone of their success.
How would you summarize your experience?
Working with StellarBlue has transformed the way E.fos participates in the energy markets. Our ETRM platform and consulting services enabled them to operate more efficiently, manage risk with confidence, and achieve sustainable financial results. Above all, they gained a strategic and reliable partner who actively supports their long-term growth.
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