The importance of a global circular economy

Picture of Gianne Trindade
Gianne Trindade

Sustainability Strategy Manager

Picture of Paulo Gomes
Paulo Gomes

Global Marketing Director

At Kurita Europe, we are happy to welcome to our team this month Gianne Trindade, brand new Sustainability manager, with whom Paulo Gomes, our Global Marketing Director, had an interesting talk around Circular Economy. 

– Why is this topic so important today?

– First, it’s important to understand the meaning of sustainability, because sustainability comes from the word sustainable, and by sustainable we are aiming to things that need to last. Sustainability is not just for environment, but it’s also for social issues and for business issues. In my first month at Kurita, I was positively impressed on what the company is already doing for sustainability not just as its core business, but also in its culture.

– What does circular economy mean, and which are its key principles?

– To understand the concept of circular economy, it’s important to understand the linear economy as an opposite. This last is the economy in which we have been living for centuries since the Industrial Revolution. Linear economy is basically the way in which we produce the products without considering the disposition, the end of life of them. That means that we say take, make, dispose without considering if this product will become a trash in the end. The circular economy is qualitatively different. Here we refer to a cycle. In this case, we aim to keep resources available for as long as possible, ensuring that products and materials remain in circulation, minimizing their waste. Here there is a big difference compared to the linear economy, and there are many related benefits: it reduces waste and conserves resources; it protects the environment and limits biodiversity loss; it reduces greenhouse gas emissions and stimulates economic growth.

– From your perspective, is this a European tendency or a more global trend?

– This must be a global action, because if we keep globally talking all the resources we are taking nowadays, this amount arrives to up to 60% more resources from the environment from what the Earth can regenerate in a year. If we keep this way, in 50 years, the planet will be totally different, and in a very negative way.

– Would you say that this is why circular economy is so important?

– Yes, exactly. Because we are talking about finite resources: soil fossils, natural gas, water. We need to think and consider this from the moment in which products are being designed. And we need to consider the way we use the resources, how we can maximize their usage and the way in which these resources are being disposed. As an example, since I’m living here in Germany since 2018, I have had two laptops. I brought one very old from Brazil which I was using for six years. And after one day the laptop didn’t want to work anymore. Instead of throwing it away, I figured that there was a small store close to my house where they were taking these laptops and dismantling them; taking the main part that was still working to build new ones, selling them for a very cheap price. But the beauty of this was no about money, but about helping the environment, helping the local store and helping the person who got this laptop after me. This is one example of circular economy that works, and there are many actions that we can do in that direction every day.

– Let’s come now to circular economy understood from the business’s perspective. What does it mean for an industry to adapt their way of producing to this concept?

– Circular economy for business and industries starts by changing mindsets. Because circular economy needs to be conceptually considered since the beginning, when the company decides to design a certain product. There is, for instance, renewable energy to be used in the production process. You can also decide to use products that can be recycled in an easier way. We need to give the customers a way to dispose these materials, in order that it comes back to be part of the cycle again. Another example will be in the fashion market, which is a very sensitive one because it uses a lot of water. Certain companies are offering a way for the customers to bring back the clothes that they don’t want anymore. At Kurita, we started now a cooperation with a company that is producing raw materials of renewables resources. It was interesting to me to read the Kurita environmental report, where found some interesting case studies where Kurita is supporting separates diapers for recycling rather than incinerating them. Another example that is shown in that report is on how Kurita membrane bioreactor systems, which are treating wastewater from food and beverage factories, are converting that wastewater to really high-quality water, with customers already using this technology in Japan, China and Thailand, with water reuse rates of above 90%.

– What do you think on how the success of circular economy can be measured?

– Circular economy is a topic that involves multiple actors: government, companies, customers, points for the materials to be collected. To measure the success of all of this, we need to start by measuring the involvement of all these parties in the process.

– How do you stay updated on these topics?

– Thanks you for the question. Not only for circular economy topics, but also for sustainability related ones, I sign up to some specific newsletters. I could recommend “ESG today”, which is a very interesting one. I also participate in LinkedIn groups in which we have some discussions about circular economy and in webinars. Unfortunately, after Corona, I’m not participating physically in events, but we have thousands of opportunities online. Lastly, and specifically for Circular Economy topics, I highly recommend, the website Ellen McArthur Foundation. They have also many case studies to read.

– We already talked about what the business might do. What can we do from a private/personal perspective?

– We should start by choosing reusable material alternatives, in the products we use, like glass, metal, silicone, reducing our plastic alternatives. Nevertheless, I think the most important is to reconsider the need of changing everything all the time. For example, why are we changing our phones or our cars every year? Another aspect in which the environmental impact is big, is in what it is related to food, specifically with red meat. Besides, reducing paper consumption and making a transition to renewable energies like solar, wind or hydro power. And also, to make our people around aware, bring as many people as possible together on this mindset. The world is changing very fast and changing the way that over seven billion of people will consume over the next years. We really need to consider our choices.

– And not only as individuals, but also as Kurita. And that’s why I really like to work in our company, because we are one of the partners to build up a global circular economy society. Gianne, thanks very much for your words today.

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Tetsuya Teramoto

Tetsuya Teramoto

Managing Director, Kurita R&D Asia Pte. Ltd.

Mr. Tetsuya Teramoto has served as Managing Director of Kurita R&D Asia Pte. Ltd. since 2024. Since joining Kurita Water Industries in 2006, he has accumulated nearly 20 years of experience in technology strategy, research and development, and business innovation, including investments in startup companies.

Throughout his career, Mr. Teramoto has led development projects across Japan, China, and the United States. Since 2023, he has been based in Singapore, where he has focused on accelerating technology development aligned with ASEAN market needs, strengthening partnerships with startups, universities, and other ecosystem stakeholders, and driving the creation of emerging solutions that contribute to the Kurita Group’s growth.

Mr. Teramoto holds a Master’s degree in Biosystem Studies from the University of Tsukuba, Japan. Leveraging his expertise in both research and development and business strategy, he is committed to driving innovation that transforms technology into business value and sustainable growth opportunities.

Zackariya

Mohamad Zackariya

Managing Director, Kurita (Singapore) Pte. Ltd.

Mr. Mohamad Zackariya has served as Managing Director of Kurita (Singapore) Pte. Ltd. since April 2023, capping a distinguished career of more than 25 years with the company. A Singaporean national, he joined Kurita Singapore in 1998 as a Design Engineer in the Plant Division and progressed through a series of leadership roles, including Manager, General Manager, Director, and ultimately Managing Director. His extensive experience has played a key role in strengthening the company’s technical capabilities, customer partnerships, and business growth across the region.

Holding a Bachelor’s Degree in Mechanical Engineering from University of Moratuwa, Sri Lanka and a Post Graduate Diploma in Business Management from Singapore Institute of Management, Mr. Zackariya combines deep technical expertise with strong business leadership. He is committed to advancing Kurita’s mission of creating shared value through innovation, operational excellence, and sustainable water solutions that support customers and industries throughout Southeast Asia.

Masato Hirai

Masato Hirai

Chief Administration Officer, ASEAN Regional

Mr. Masato Hirai serves as ASEAN Regional Chief Administration Officer at Kurita, a role he has held since 2023. With more than 25 years of experience in corporate administration, financial planning, and business operations, he brings extensive expertise in supporting organizational growth, strengthening governance, and driving operational excellence across international business environments.

Mr. Hirai joined Kurita Group in 2021 and has held leadership positions in Japan, Malaysia, Thailand, and Indonesia. Throughout his career, he has been responsible for financial planning and analysis, business administration, and the management of cross-functional corporate operations. He has also supported overseas subsidiaries across Asia, Europe, and North America, contributing to the development of effective business practices and strong stakeholder relationships. Prior to joining Kurita, he held management and planning roles at several multinational manufacturing and chemical companies.

Known for his strategic vision and collaborative approach to leadership, Mr. Hirai is committed to strengthening organizational performance and creating long-term sustainable growth. Currently based in Indonesia, he leverages extensive international experience to support Kurita’s regional development and business transformation initiatives. He graduated from Hitotsubashi University, Japan, with a Bachelor of Social Sciences degree in 1999.

Toshiaki Nakai

Toshiaki Nakai

General Director, Kurita-GK Vietnam Co. Ltd.

Mr. Toshiaki Nakai serves as General Director of Kurita-GK Vietnam Co. Ltd., a position he has held since April 2026. With more than 20 years of experience at Kurita, he has developed extensive expertise in water treatment solutions, business development, and customer partnership management across a wide range of industrial sectors, including general manufacturing, oil refining, and steel production.

Since joining Kurita Water Industries Ltd. in 2004 as a Sales Engineer, Mr. Nakai has supported customers in optimizing water use, enhancing operational efficiency, and advancing sustainability initiatives. He later expanded his leadership responsibilities in Indonesia, serving as General Manager of PT. Kurita Indonesia from 2022 to 2025 and Senior General Manager from 2025 to 2026, where he contributed to the company’s growth and strengthened its market presence.

Mr. Nakai holds a Bachelor’s Degree in Agriculture from Kobe University, Japan, graduating in 2004.

Toshinori Maema

Toshinori Maema

President Director, P.T. Kurita Indonesia

Mr. Toshinori Maema has served as President Director of PT. Kurita Indonesia since 2025, bringing over 20 years of experience in sales, marketing, technical, and business leadership within the water treatment industry. Having worked across Asia, Europe, and North America, he offers a global perspective on customer engagement, organizational development, and sustainable business growth.

Since joining the Kurita Group in 2004, Mr. Maema has held leadership positions at various Kurita companies in China, Europe, Japan, and Avista Technologies in the United States, where he served as President & CEO from 2023 to 2025 to focus on global initiatives to expand the Kurita reverse osmosis chemicals business. With more than half of his career spent outside Japan, he has developed extensive experience in leading multicultural teams and driving business growth across diverse markets.

Mr. Maema holds a degree in Biochemistry from Aoyama Gakuin University and completed the Leadership on Change program at IESE Business School. Fluent in Japanese, English, and Chinese, with elementary proficiency in German, he is passionate about fostering collaboration across cultures. Outside of work, he enjoys a wide range of sports, including golf, baseball, soccer, and basketball.