Trusted Name in Water Treatment Solutions

A One India Corporation Learn More

Comprehensive Water Treatment Solutions Across India

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20 Years
Experience

Your Trusted Water Treatment Solution Partner in India
Leading STP Plant Manufacturer in India | Expert ETP Plant Supplier | Trusted Water Treatment Solutions in Varanasi

At A One India Corporation, we are dedicated to delivering high-performance, customized water treatment solutions to industries and institutions across India. Headquartered in Varanasi, we specialize in the design, manufacturing, installation, and maintenance of a wide range of water purification and wastewater management systems — including STP Plants, ETP Plants, Swimming Pool Plants, Softener Plants, Bottling Plants, Dialysis RO Plants, and DM Plants.

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Services

What We Do

At A One India Corporation, we provide end-to-end water treatment solutions in India, tailored to meet the needs of residential, commercial, and industrial sectors. Our expertise lies in engineering reliable, sustainable, and cost-effective systems that ensure clean water access and proper wastewater management. As a trusted STP plant manufacturer in India and a dependable ETP plant supplier, we are committed to solving water challenges with precision and quality.
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STP Plants
We design and install high-efficiency STP plants for housing societies, commercial complexes, hotels, hospitals, and municipalities. Our systems are built to treat sewage water and recycle it for reuse, ensuring environmental compliance and water conservation.
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ETP Plants
Our ETP plants are designed for industries to treat toxic and hazardous wastewater before discharge. We provide turnkey ETP solutions that meet CPCB/SPCB norms and help industries maintain environmental responsibility.
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Swimming Pool Filtration Plants
We offer complete swimming pool filtration systems including pumps, filters, chemical dosing, and automation. From private villas to commercial resorts, we ensure crystal-clear, hygienic pool water all year round.
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Bottling Plants
We provide complete bottling plant solutions for packaged drinking water businesses—from purification and filling to capping and labeling. Our systems comply with BIS and FSSAI standards for water bottling.
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Why Us

We Offer Best Services

100% Free Estimate
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Maintenance & After-Sales Support
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Custom Water Treatment Plant Design
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Nationwide Delivery & Service
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Turnkey Installation & Commissioning
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Compliance & Quality Assurance
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Our Product

Vogue G Series Water Purifier

Key Features:

  • Triple Protection Technology: Advanced multi-stage purification.
  • UV Sterilization: Ensures germ-free water.
  • Elegant Gold Finish: Premium design for modern kitchens.
  • Signature Series: Exclusive collection for discerning customers.
  • User-Friendly Interface: Easy to operate and maintain.
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Aqua Grand RO Mclord Premium Water Purifier

Key Features:

  • Advanced Multi-Stage Purification: RO + UV + UF + ALK + Cu + Zc + TDS for comprehensive water treatment.
  • Zinc, Copper & Alkaline Enrichment: Enhances water with vital minerals for better health.
  • Smart LED Display: Intuitive indicators for easy monitoring.
  • Premium Design: Elegant black finish with subtle copper accents.
  • Sunexa – Symbol of Trust: Assured quality and reliability.
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Sunexa SU-25 LPH RO Plant

Key Features:

  • High Capacity: 25 Liters Per Hour (LPH) purification for continuous supply.
  • Multi-Stage Filtration: Includes CTO, GAC, and PP filters for comprehensive pre-treatment.
  • Advanced RO Purification: Effectively removes dissolved impurities, contaminants, and pathogens.
  • Durable & Open Frame Design: Facilitates easy installation, monitoring, and maintenance.
  • Sunexa – Symbol of Trust: Ensures quality, reliability, and peace of mind.
  • Versatile Application: Ideal for commercial spaces, offices, and larger residential needs.
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    Mr. Rajesh KumarReal Estate Developer, Varanasi

    A One India Corporation delivered an excellent STP Plant for our residential complex. The air

    Ms. Priya SharmaFactory Manager, Mirzapur

    Our new factory needed a reliable ETP Plant, and A One India Corporation exceeded our

    Dr. Anand SinghHotel Owner, Varanasi

    The Swimming Pool Plant installed by A One India Corporation is simply superb! Our pool

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