At PT. Energi Quarto Indonesia (Quarto), we are committed to delivering comprehensive, environmentally sustainable energy and water management solutions tailored to the unique needs of each client. With over 20 years of industry expertise, our experienced team provides innovative services that drive sustainable efficiency, improve profitability, and ensure compliance with the highest safety and environmental standards. Our solutions include customized chemical treatment programs to optimize water quality and usage, advanced technologies for energy and water management to enhance operational efficiency, and comprehensive support to maximize system performance, longevity, and environmental responsibility.

As a channel partner of Veolia Water Technologies & Solutions and a partner of NIRA (a subsidiary of SUN - Sinar Mas Mining), we leverage world-class resources and technology to deliver top-tier solutions. We are ISO 9001:2015, 14001:2015, and 45001:2018 certified in Industrial Water & Waste Water treatment and occupational health and safety management systems. Quarto integrates environmentally responsible practices into every project, supporting industries across Indonesia—from oil and gas to chemical processing, metals and mining, and power generation. Our projects span prominent sites such as PT Jawa Power, PT Paiton Energy, PT S2P (PLTU Cilacap), PT Freeport Indonesia - Manyar Smelter Project, PT PLN Nusantara Power, PT PLN Nusantara Power Services, PT PLN Indonesia Power, and many more across Indonesia, where we actively help clients achieve sustainable growth and resilience. At Quarto, we believe in empowering businesses to thrive while protecting our planet, fostering long-term industrial sustainability in today’s evolving landscape.

QUARTO

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