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Rispri Labs Water Reuse Infrastructure & Assurance
Aerial view of circular clarifier tanks at a water treatment plant

NABL Accredited  /  ISO 9001, 14001 & 45001  /  Since 1999

Engineering India's
water circular economy

We build the treatment infrastructure that turns used water into a resource, and provide the NABL accredited testing that proves it is safe to reuse. One partner, from effluent to reuse.

1,500+Plants and projects delivered
500+Clients across India
26Years in water and environment
60+Accredited test parameters

Trusted by

The infrastructure behind India's most demanding operators.

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Indian Oil Corporation Thermax Triveni The Oberoi Group Radisson Blu DoubleTree by Hilton Club Mahindra Vadilal Creambell Devyani International ITC Mughal GD Goenka
Aerial view of a large industrial processing complex

The shift

India cannot drill its way out of water scarcity. It has to reuse the water it already has.

Under the National Framework on Safe Reuse of Treated Water, the country is moving to treat and reuse every drop of its used water. Meeting that target means building roughly three and a half times today's treatment capacity within two decades. This is the market Rispri was built for.

USD 35 bn

Upper end of CEEW's estimate for India's used water circular economy by 2047

3.5x

Treatment capacity to be built nationally by 2047

28%

Of India's urban sewage that is actually treated today

12 / 28

States that already have a treated water reuse policy

Figures: Council on Energy, Environment and Water, Financing for Treated Used Water Reuse in India, 2025.

What we do

Two disciplines, one accountable partner.

Most projects need someone to build the plant and someone else to certify the water. Rispri does both, which is why the treated water actually gets reused.

A Rispri effluent treatment plant installation
01 Build  /  Ram Chemical Enterprises

Reuse grade treatment infrastructure

ETP, STP, RO, tertiary recovery and Zero Liquid Discharge, engineered around recovery rather than disposal. Process design, plant engineering, treatment chemicals and EPC delivery, from a few kilolitres a day to multi MLD.

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Rispri Laboratory analysts at work
02 Prove  /  Rispri Laboratory

NABL accredited assurance

ISO/IEC 17025 accreditation. Sixty plus parameters across six scope groups. We certify that treated water meets the standard for its intended reuse, and keep it compliant with CPCB, SPCB, CGWA and FSSAI.

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Sustain

The people who run the plants

Rispri EDGE and CORE train the operators and analysts a reuse economy needs. India has to add around one lakh treatment roles by 2047.

Training programmes →
Intelligence

The Water Channel

Our editorial desk tracks the regulation, financing and technology shaping water reuse in India. Read daily, cited widely.

Read the Water Channel →

Track record

Twenty six years. Five hundred clients. Fifteen hundred projects delivered.

Hospitality

The Oberoi, Radisson Blu, DoubleTree by Hilton, ITC Mughal, Club Mahindra

Industry & energy

Indian Oil, Thermax, Triveni

Food & beverage

Vadilal, Creambell, Devyani International

Institutions

GD Goenka, plus municipal and campus clients across North India

Their NABL accredited reports are accepted without question in every one of our compliance filings.
Rajesh Kumar
Plant Manager, Agra industrial unit

Get started

Have a reuse target to hit? Let's engineer the way there.

Tell us about the site, the effluent and the standard you need to meet. We respond within one working day.