Zahide Öztürk spoke to Hizmetix: “We are strengthening the backbone of solar investments with engineering and technology.”
Co-Founder and CFO of ISOTEC Zahide Ozturk, industry publication Servicex‘In an interview, he discussed the changing investment model in solar energy, the engineering and manufacturing capabilities of the ISOTEC, its export network extending to 48 countries, and its investment plans for the upcoming period. The interview was published on August 11, 2026; we have compiled the highlights in this article.
The market is growing, the form of investment is changing.
While Türkiye is experiencing a period of strong growth in solar energy, the scale and structure of investments are also changing. According to data from the Ministry of Energy and Natural Resources shared by Zahide Öztürk in the interview, the installed solar capacity will reach [amount] by the end of March 2026. 26.478 MW‘'a reached and the total installed capacity %21,2‘'It created [the system]. The sun is no longer an alternative source, but one of the main sources of the energy system.'.
However, reading the picture solely through the lens of increased installed capacity is misleading. Öztürk emphasizes that limitations in access to finance and grid capacity have shifted the burden towards larger, publicly funded projects: the importance of solar power is not diminishing., The form of investment is changing..
48 Countries: Exports Are Not Just a Revenue Item, But a Risk Distribution
ISOTEC does not tie its growth to a single market or a few customers. It expands from the Balkans to Europe, from the Middle East to other global markets. Hundreds of customers in 48 countries The company that achieved this sees exports not only as a revenue stream but also as a structure that diversifies market risk and enhances corporate resilience.
“Exports are not only a growth avenue, but also an insurance policy for corporate sustainability.”
— Zahide Öztürk, Co-Founder and CFO of ISOTEC
In the interview, Öztürk stated that he directly manages finance and corporate services, strategic procurement, supply chain, risk management, and customer relations; he is a founding partner. Erkan Öztürk‘It states that with its leadership in engineering, technology, and automation, these disciplines come together in the same decision-making process.
The Invisible Spine: The Supportive System
In a solar power plant, the panels are visible; however, the system that carries the entire load is often invisible. Yet, wind, snow, temperature variations, corrosion, ground conditions, and installation tolerances constantly affect the supporting system. If the system is not designed correctly, even the highest quality panels alone cannot provide the lifespan and performance that the investor expects.
The starting point for ISOTEC is not to fit a ready-made product to a project, but to transform the real data of the project into the right engineering solution. From trapezoidal and sandwich roofs to membrane surfaces, from flat roofs to different ground structures. More than 40 systems It is being developed; static calculations, material selection, production and application information are managed as a single chain.
On the material side ZM coated high-strength steel However, Öztürk doesn't define quality solely by the material: standards, certifications, coating class, and traceability on a batch basis It needs to be managed collaboratively. The Solarpro configurator, digital planning infrastructure, installation training, and local partner support are all part of the investment lifecycle.

Zahide Öztürk and Erkan Öztürk at the fully automated production line in Dilovası, Kocaeli. (Photo: hizmetix.com.tr)
In Dilovası, 250 tons per day, 4.6 GW per year.
The ISOTEC factory in Dilovası, Kocaeli, operates with fully automated lines. The capacity table shared in the interview is as follows:
- 250 tons per day production capacity
- Annual in land systems 2.6 GW
- Annual fees for roofing systems. 2 GW
- Total annual production capacity: 4.6 GW
This capacity enables both speed and standardization in high-volume projects.
“Capacity is not just about producing more; it's about being able to repeat the same engineering standard for every project.”
— Zahide Öztürk, Co-Founder and CFO of ISOTEC
Next Step: 40,000 m² New Facility, Artificial Intelligence and B2B Platform
Öztürk says that in the global solar market, not only installed capacity but also grid integration, storage, access to finance, and resilient supply chains are becoming decisive factors. ISOTEC's plans for the coming period are also shaped according to this transformation:
- The new 40,000 square meter production facility Construction is planned to begin — it is designed as a continuation of today's fully automated production model on a larger scale.
- Artificial intelligence, It is used as decision support in bidding, production planning, and quality processes. The aim is not to replace human expertise; it is to speed up repetitive tasks and create a structure that can identify errors before they occur.
- Instead of offering the same product to every market, we adapt it to climate, standards, logistics and application conditions. different product families It is being developed.
- Planned online B2B platform The aim is to enable partners to access technical documentation, quotations, and ordering processes more quickly. The digital channel is positioned not as an alternative to local partners, but as an infrastructure that increases their reach.
What Should Investors Look For Beyond Price?
This was perhaps the most direct question of the interview. Öztürk's answer was that the first criterion... correct data The following factors are required: wind and snow loads, ground or roof characteristics, corrosion class, panel geometry, and connection details need to be accurately defined.
This conclusion also corrects a common misconception in the industry: More steel doesn't always mean a stronger system. Proper engineering uses the correct strength class of material in the correct cross-section and at the correct point; this increases safety while reducing weight, logistics costs, and carbon footprint.
As a CFO, Öztürk also considers the financial and corporate implications of technical commitment: spare parts, documentation, engineering support, and the ability to maintain the partner network over the years. Quality is not just about final inspection; it's about continuous learning and a zero-defect goal, extending from design to production, procurement to the field.
“Longevity stems from sound engineering, traceable procurement, and the corporate strength to stand behind its promises.”
— Zahide Öztürk, Co-Founder and CFO of ISOTEC
Full Interview
This article compiles the highlights of the interview published on Hizmetix. The full interview You can read it at hizmetix.com.tr.
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