Top 5 renewable energy software development companies in 2025
The renewable energy revolution is no longer just about building wind farms or installing solar panels. It’s about transforming how we manage energy—through smart, flexible, and scalable software systems. In a world where every kilowatt counts, energy providers must adapt to fast-moving regulatory, market, and technological shifts. Software must now be real-time, predictive, interoperable, and easy to use.
This is where experienced technology partners step in—teams that don’t just understand code, but the business and operational challenges of the energy sector. Among these, Boldare clearly stands out.
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1. Boldare
Boldare specializes in end-to-end digital product development - from discovery workshops to MVPs to full-scale platforms. What makes them stand out is their proven experience in renewable energy and their cross-functional teams combining UX, software engineering, and the latest technologies like AI, IoT, and cloud. For over a decade, they’ve supported green energy companies at every stage of digital transformation.
Key strengths in renewables:
- Worked with global leaders like SunPower and Sonnen, building apps for energy production monitoring, battery management, and user engagement.
- Full product ownership - from design to development to QA and post-launch support.
- Advanced AI integration for real-time monitoring and predictive maintenance.
- Strong focus on ESG compliance and sustainability-driven design.
- Agile product teams that build fast prototypes and scale them effectively.
Explore Boldare’s energy case studies: boldare.com/work/#industry-energ
Sonnen – Customer Portal (MVP)
Boldare partnered with Sonnen to deliver a fully functional MVP of a B2C customer web portal in under two months. The project included responsive UX and UI design, tailored to real user needs identified through discovery workshops and user story analysis.
Key highlights:
- Dedicated Agile team: frontend developers, DevOps, UX/UI designers, and a Scrum Master.
- Close collaboration with Sonnen’s internal teams, including daily standups, monthly on-site meetings, and shared retrospectives.
- The result was a stable, fast, and brand-consistent portal for home battery monitoring and management.
SonnenCharger – EV Charging App
As part of their long-term collaboration, Boldare developed a mobile application supporting green energy-based EV charging. The MVP was delivered in less than three months.
Key features:
- Prediction and control of the EV charging process.
- Versions of the app tailored for both end users and installation partners.
- Seamless integration with Sonnen’s existing infrastructure and consistent UX/UI with the customer portal.
SunPower One – Energy Management Platform (Web + Mobile)
For SunPower, a global leader in solar technology, Boldare designed and developed SunPower One—a comprehensive application for energy monitoring, smart device integration, and installer tools.
Functionality:
- Serves both residential customers and solar installers.
- Real-time data display: energy production, consumption, savings, and EV charging.
- Cross-platform technology (Android/iOS/web), with a JS/React-based backend hosted in the cloud.
Outcome:
- Supported SunPower’s digital transformation across international markets (Europe, Australia, and more).
- Enhanced user experience through personalization and a modern interface.
Hack the Wind - AI-Powered Turbine Failure Prediction
Boldare’s Machine Learning team took part in the “Hack the Wind” hackathon organized by InnoEnergy and Wind Europe (2018), securing a top-three spot.
Project scope:
- Built a predictive maintenance tool using machine learning models to forecast wind turbine component failures up to 60 days in advance—developed in just 48 hours.
- The application visualized risk levels, identified specific parts for replacement, and allowed integration into the service process.
- Validated through real-time testing during the event, leading to adjustments based on market needs.
2. Intelliarts
Intelliarts focuses on tailored AI and IoT solutions for agriculture and renewable energy. They excel in real-time data analytics and hardware-software integration, particularly in smart irrigation systems and predictive maintenance for wind farms.
Best for:
- AI/ML-based data prediction,
- IoT sensor integration,
- Automation across distributed energy systems.
Great for companies working at the intersection of agri-tech and energy.
3. ELEKS
ELEKS offers broad expertise in digital transformation—modernizing legacy systems, building mobile/web apps, and integrating analytics with enterprise IT. While not renewables-exclusive, their technical depth and consulting capabilities make them a strong tech foundation partner.
Strengths:
- Robust capabilities in big data, UX, cloud,
- Transformation-focused consulting,
- Ideal for industrial and large enterprise clients.
4. Envision Digital
Envision Digital is a global leader specializing in large-scale energy and infrastructure solutions, including smart grids, climate technology, ESG platforms, and national-scale systems.
Key offerings:
- Energy management at city, state, and national levels
- Real-time ESG tracking and emissions analytics
- Grid optimization and long-term sustainability planning
Ideal for governments and major utilities seeking to accelerate their net-zero strategies and digital transformation in the energy sector.
5. UL Solutions
UL Solutions supports project planning and optimization—not by building software from scratch, but through best-in-class analytical tools. Their software helps identify optimal wind/solar sites, ensure regulatory compliance, and assess operational risk.
Key features:
- Wind/solar siting tools,
- Renewable project monitoring dashboards,
- Technical due diligence and standards compliance.
Ideal for developers and investors seeking data precision and independent validation.
In 2025, software is the silent engine powering the renewable energy revolution. Whether it’s optimizing battery storage, integrating smart grids, or enabling real-time data from solar and wind farms, the right tech partner makes all the difference. From Boldare’s agile product development for industry leaders like SunPower, to the large-scale infrastructure platforms of GE Vernova and Envision Digital—this ranking proves one thing: innovation in clean energy doesn’t just come from hardware. It’s built in code.
Want to build the future of energy? Start with the right software partner.
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