Trusted by India's industrial leaders since 1999

India's House of Water Treatment

Innovative and sustainable water treatment solutions engineered for India's most demanding industrial, commercial, and municipal challenges. Precision. Performance. Partnership.

500+ Clients
25+ Years
Pan-India Service
Reliance & IOCL Trusted
500+Valued Clients
25+Years of Experience
1.5Lm³/hr Water Treated
20+Products & Solutions
What We Do

Complete Water Treatment Solutions

From plant design to chemical dosing automation, we cover every dimension of industrial water management.

Trusted by India's leading industries

Reliance IndustriesIOCLAarti IndustriesIPL BiologicalsVasu ChemicalsGSFCGNFCDeepak NitriteONGCGAILReliance IndustriesIOCLAarti IndustriesIPL BiologicalsVasu ChemicalsGSFCGNFCDeepak NitriteONGCGAIL
Industries We Serve

Water Treatment Expertise Across Every Sector

See all industries
Petrochemical & Refinery
Pharmaceutical
Power Generation
Textile & Dyeing
Food & Beverage
Steel & Metals
Municipal & Civic
Swimming Pools & Hotels
Why Choose Us

Not just a supplier — a long-term partner in water excellence

Since 1999, Neo Nir Engineering has been the trusted water treatment partner for India's most demanding industries. We combine deep technical knowledge with a genuine customer-first culture.

Our Story
01

25+ Years of Expertise

Decades of hands-on experience across India's most demanding industrial environments since 1999.

02

End-to-End Solutions

From initial assessment and design to installation, commissioning, and ongoing chemical supply.

03

Proven Track Record

500+ satisfied clients including Reliance, IOCL, Aarti Industries, and IPL Biologicals.

04

Innovation-First Approach

Vsense IoT automation and advanced chlorine dioxide systems keep you ahead of compliance requirements.

05

Customer-Centric Culture

Dedicated support, timely delivery, and transparent collaboration — your success is our success.

FAQs

Frequently Asked Questions

What types of water treatment plants does Neo Nir supply?

Neo Nir Engineering supplies Effluent Treatment Plants (ETP), Water Treatment Plants (WTP), Sewage Treatment Plants (STP), Reverse Osmosis (RO) plants, and Zero Liquid Discharge (ZLD) systems across India.

Does Neo Nir serve clients outside Gujarat?

Yes. While headquartered in Surat, Gujarat, Neo Nir Engineering serves clients pan-India including Maharashtra, Rajasthan, Uttar Pradesh, Andhra Pradesh, and more.

What is Vsense automation?

Vsense is Neo Nir's proprietary IoT-based automation system for cooling towers, boilers, and swimming pools. It enables real-time monitoring, automated chemical dosing, and remote management via mobile/web.

How does chlorine dioxide treatment work?

Chlorine dioxide (ClO₂) is a powerful oxidizing biocide generated on-site. It effectively controls bacteria, biofilm, Legionella, and odor in cooling towers, potable water systems, and food processing, without forming harmful chlorinated byproducts.

Ready to solve your water treatment challenges?

Our engineers are ready to assess your requirements and recommend the most effective, cost-efficient solution for your facility.