The Mess Is the Moat
Most energy tech companies pick a clean problem. We chose the physical layer instead.
How Our Battery Optimizer Actually Thinks
A deep dive into the brain behind your energy system — how our optimizer plans 24 hours ahead, why it sometimes does nothing, and where it's headed next.
Best Home Energy Management Systems in Europe: 2026 Comparison
An honest comparison of the top home energy management systems available in Europe, covering Tibber, Enphase, SolarEdge, sonnen, Sourceful, and more.
Solar Battery Storage: Is It Worth It in Sweden in 2026?
A practical breakdown of costs, savings, and ROI for home battery storage in Sweden. We look at real electricity prices, tax deductions, and whether the numbers actually add up in 2026.
How AI Is Optimising Home Energy Usage: From Spot Prices to Grid Services
AI-powered energy management helps homeowners save money through spot price arbitrage, peak shaving, solar self-consumption, and grid services. Here's how it works in practice across Europe.
What Is Peak Shaving? How to Cut Demand Charges with a Home Battery
Peak shaving reduces your highest electricity demand to lower grid fees. Learn how a home battery can flatten power spikes, cut costs under Sweden's effekttariffer, and keep your energy bills in check.
How to Set Up Vehicle-to-Grid (V2G) at Home: Requirements, Costs, and Savings
A step-by-step guide to setting up V2G at home, including compatible cars, chargers, costs, and how much you can save by sending power back to the grid.
Nordic Energy Market Explained: How Spot Pricing Works in Scandinavia
A clear guide to how electricity spot pricing works in the Nordic market, from Nord Pool to bidding zones, day-ahead auctions, and why prices vary across Scandinavia.
What Are Frequency Control Reserves (FCR)? A Homeowner's Guide to Grid Services Revenue
How homeowners with batteries can earn money by providing frequency control reserves to the grid. A plain-English guide to FCR-N, FCR-D, and aFRR in the Nordic electricity market.
How We Built a Website for Humans and AI
Building a marketing site that serves four different audiences, welcomes AI crawlers, and prioritises accessibility from day one. Here's what we learned.
The Complete Handbook to Vehicle-to-Everything for Private Owners
What does V2X actually mean? You've probably heard terms like V2X, V2G, V2H, and V2L - but what do they stand for and why does it matter? Here's a quick guide.
How Does V2X Affect Your EV Battery? The Complete Guide to Battery Health with Bidirectional Charging
The truth about Vehicle-to-Everything technology and what it means for your electric car's battery life
April 2025 Market Update: Frequency Control Reserve (FCR) Prices in Sweden
A quick overview of what happened in April 2025 on the FCR markets in Sweden
Swedish Grid Services Market: March 2025 Seasonal Trends Explained
Svenska kraftnät’s March 2025 report shows a seasonal rise in FCR balancing service prices - discover what drives the cost and how grid stability is safeguarded.
Record Low Prices for Frequency Regulation Services in Sweden
Sweden's FCR Market: Record-Breaking Low Prices for Grid Stability Services in February 2025. Key Electricity Market Trends Show Frequency Regulation Reserves Reaching Unprecedented Price Levels
Grid Balance: The Foundation of Energy Transformation
At the heart of our modern energy infrastructure lies a delicate equilibrium that most citizens never consciously perceive. The electrical grid-among humanity's most complex engineered systems-operates on a principle of perfect balance between supply and demand.
Sourceful Energy: Building the Foundation for Tomorrow's Energy Data Ecosystem
Sourceful Energy provides the first real-time, triple-validated data solution for DERs through our secure Energy Gateway, third-party APIs, and utility meter integration.
Security Concerns Over Foreign Inverters Highlight Need for Local DER Control
Lithuania has announced plans to block certain foreign-made solar inverters through new cybersecurity legislation. This decision underscores the critical importance of maintaining control and ownership of your solar and battery systems.