Latest posts

  • Heliostoik Strengthens Its Presence in Germany with New Rooftop Solar O&M Contract in Duisburg

    Heliostoik Strengthens Its Presence in Germany with New Rooftop Solar O&M Contract in Duisburg

    Heliostoik Groupe is pleased to announce the award of a new Operations and Maintenance (O&M) contract for a rooftop solar installation in Duisburg, Germany. This achievement marks another important step in reinforcing our footprint in one of Europe’s most mature and demanding solar markets. Germany has long been at the forefront of the energy transition,

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  • Heliostoik Group Strengthens Its Presence in Germany with Three New O&M Projects

    Heliostoik Group is proud to announce the signing of three operations and maintenance (O&M) contracts with GreenCells Group, marking a significant milestone in our international growth and strengthening our presence in the German renewable energy market. The newly signed projects include the photovoltaic plants Schnabelwaid North, Schnabelwaid South, and Doberlug, all located in Germany. These

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  • Heliostoik BV Achieves ISO 9001 and ISO 14001 Certification with Zero Nonconformities

    Heliostoik BV Achieves ISO 9001 and ISO 14001 Certification with Zero Nonconformities

    We are proud to announce that Heliostoik BV, the operational company of Heliostoik Group in the Netherlands, has successfully achieved certification in accordance with ISO 9001 (Quality Management Systems) and ISO 14001 (Environmental Management Systems). The certifications were awarded following a comprehensive audit conducted by Bureau Veritas, a globally recognized certification body. Notably, the audit

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  • Revamping Our Online Presence: The Heliostoik Group Website

    Revamping Our Online Presence: The Heliostoik Group Website

    Welcome to Heliostoik Group The Heliostoik Group is an esteemed international company specializing in the operations and maintenance of solar photovoltaic parks throughout Europe, with a strong presence in the Netherlands, Germany, Hungary, and Romania. We are committed to providing sustainable energy solutions while maximizing efficiency in solar energy generation. Our Services At Heliostoik, our

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  • Strengthening Grid Safety and Compliance – Our New High Voltage Certifications in NL & DE

    Strengthening Grid Safety and Compliance – Our New High Voltage Certifications in NL & DE

    As the energy transition accelerates across Europe, the safe operation of high‑voltage (HV) electrical infrastructure becomes more critical than ever. Ensuring compliance, minimizing operational risks, and safeguarding personnel and assets require certified specialists who understand national and cross‑border electrical standards in depth. We are proud to announce that our team now holds full certification to perform

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  • Heliostoik extends O&M service contracts for solar parks in Enschede and Voorst

    Heliostoik extends O&M service contracts for solar parks in Enschede and Voorst

    We are excited to share some great news: after three successful years of operating and maintaining the solar parks in Enschede and Voorst, Heliostoik has extended its O&M service contract directly with the owners. This milestone represents more than just a contract renewal—it reflects the trust and confidence our partners have in our ability to deliver consistent performance, optimal

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  • New Partnership and projects Announcement!

    New Partnership and projects Announcement!

    We’re excited to share that Heliostoik has officially signed an Operations & Maintenance agreement with EDPR for the Doetinchem and Lochem 3 PV plants in the Netherlands! 🇳🇱🌱 Our team has already kicked off full-scope O&M services, providing fast, professional, and reliable support to ensure maximum uptime and energy yield from day one. ✅ Rapid mobilization ✅ Preventive maintenance in place ✅ Performance-focused service delivery

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  • Sunny Days Are for Power—and Precision: Why IV Curve Testing Matters

    Sunny Days Are for Power—and Precision: Why IV Curve Testing Matters

    As the sun shines brighter, solar modules are operating at full capacity—and there’s no better time to assess their true performance. At Heliostoik, we leverage the clear skies for IV Curve measurements, a key technique in solar plant diagnostics. While your modules are busy generating energy, we’re busy collecting the data that tells us how well they’re

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  • Heliostoik Expands into Romania with a Veteran Local Team

    Heliostoik, a specialist in solar operations and maintenance (O&M), is proud to announce its official entry into the Romanian market. As the region experiences rapid growth in renewable energy investments, Heliostoik brings a new level of quality, responsiveness, and field-proven expertise to the table. Why Romania? Romania stands at a pivotal point in its renewable

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  • Night Repairs, Maximum Results – The Heliostoik Way

    While most of the world sleeps, Heliostoik Group is hard at work ensuring solar systems run at their best. 🌞➡️🌙 Over the course of several nights, our dedicated maintenance team carried out critical repairs and servicing under the stars—because system performance doesn’t wait for daylight. Armed with fully prepped toolboxes, expert planning, and a commitment to safety and precision,

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