The demand for Sewage Treatment Plants (STPs) has surged in India due to increasing industrialization, urbanization, and strict environmental regulations. Companies that provide high-quality STP solutions play a crucial role in ensuring sustainable wastewater management. Here’s a look at the top 10 STP companies in India in 2025:
1. 3D Aqua Water Treatment Company
3D Aqua is a leading industrial STP plant manufacturer, installation provider, and supplier in India. The company specializes in manufacturing and supplying STPs with capacities ranging from 1 KLD to 50 MLD, customizable on demand at competitive prices. With an extensive clientele in various industrial zones across India, 3D Aqua has worked with households, industries, hospitals, residential societies, and hotels.
Company Overview:
- Certifications: ISO 9001:2015, ISO 14001:2015, ISO 45001:2018, MSME, and CE
- Experience: Over 20 years in wastewater treatment solutions
- Global Reach: Products and services available in 1050 cities across 9 countries
- Products: Industrial RO Plants, Sewage Treatment Plants (STP), Effluent Treatment Plants (ETP), Water Treatment Plants (WTP), Ultrafiltration (UF) Systems, and Zero Liquid Discharge (ZLD) Plants
- Manufacturing Units: Okhla Industrial Area, Delhi & Sector 10, Noida, UP
- Contact: info@3daqua.in | +91 626262 9090, 70111 43366
- Website: www.3daqua.in
2. VA Tech Wabag
VA Tech Wabag is a globally recognized name in the water and wastewater treatment industry. The company offers cutting-edge STP solutions and specializes in large-scale projects for municipal and industrial wastewater treatment.
- Specialization: Municipal STPs, Industrial Effluent Treatment, Water Recycling
- Key Projects: Large-scale STP installations across India
3. SFC Environmental Technologies Pvt. Ltd.
SFC Environmental Technologies is known for its advanced Bio-Chemical Treatment Technologies. The company provides STP solutions for industries, municipalities, and commercial establishments.
- Specialization: Decentralized STP Systems, Industrial STPs
- Key Clients: Municipal corporations and industrial setups
4. Ion Exchange India Ltd.
Ion Exchange India is one of the oldest and most reputed water treatment companies in India. They provide advanced STP solutions for various industries, including pharmaceuticals, food processing, and textiles.
- Specialization: Packaged STPs, Industrial STPs
- Website: www.ionindia.com
5. Triveni Engineering & Industries Ltd.
Triveni Engineering provides high-end wastewater treatment solutions with a focus on sustainability. Their STPs are widely used in residential complexes, hotels, and industrial sectors.
- Specialization: Bio-STPs, Compact STPs
6. Netsol Water Solutions
Netsol Water is a rapidly growing STP company offering modern, energy-efficient sewage treatment solutions. They provide customized wastewater treatment plants catering to a variety of clients.
- Specialization: Compact STPs, Modular STPs
7. Eureka Forbes
Eureka Forbes, known for its consumer water purification products, has expanded into STPs for commercial and industrial applications, ensuring efficient wastewater treatment.
- Specialization: Compact STPs, Energy-efficient STPs
8. Kelvin Water Technologies Pvt. Ltd.
Kelvin Water Technologies provides end-to-end wastewater treatment solutions, offering reliable and cost-effective STP systems across various industries.
- Specialization: Modular STPs, Sewage Recycling Systems
9. Thermax Limited
Thermax is a well-known name in the industrial water treatment industry, offering robust and sustainable STP solutions for diverse applications.
- Specialization: Large-scale STPs, Green STP Technology
10. Shubham Inc.
Shubham Inc. is a leading provider of STPs designed for urban and industrial wastewater treatment. The company has made a mark in decentralized wastewater treatment systems.
- Specialization: Compact STPs, Advanced MBBR Technology
Conclusion
These top STP companies in India are driving the wastewater treatment sector by providing cutting-edge technologies, sustainable solutions, and customized STP systems. Among them, 3D Aqua Water Treatment Company stands out as a trusted manufacturer and service provider, offering industrial-grade STPs at competitive prices across India’s major industrial hubs.
If you are looking for reliable sewage treatment solutions, 3D Aqua provides the best-in-class STP systems with a commitment to quality and customer satisfaction.
For inquiries, contact 3D Aqua Water Treatment Company at +91 6262629090 or email info@3daqua.in. Visit www.3daqua.in for more details.