Contact Information

Global Nalco Locations
Local Sales Offices

NALCO Africa
Nalco Africa (Pty) Ltd
1 Ampere road
Chloorkop, Edenglen 1624
PO Box 309
Isando 1600
South Africa

Phone: +27 11 578 50 00
Fax: +27 11 393 15 67

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Nalco, the Water, Energy and Air Improvement Experts

Nalco Company is the world's leading water treatment and process improvement services company, delivering significant environmental, social and economic performance benefits to a variety of industrial and institutional customers. For more than 80 years, we have worked hard to build a high level of expertise in developing cost-effective applications to reduce energy, water and other natural resource consumption, enabling us to offer unique programs and technologies to meet our customers' needs.

  • 7,000 technically trained professionals
  • 70,000 customer locations
  • 130+ countries

We focus on optimizing natural resources and driving prosperity through our unrivaled engineered technology solutions, with nearly all of our core innovations offering both environmental benefits and economic value.

Applications and Services

Our differentiated programs and services are used in water treatment, energy, air and waste applications to prevent corrosion, contamination and buildup of harmful deposits and in production processes to:

  • save water and energy,
  • increase production and revenue 
  • enhance process efficiency,
  • extend asset life,
  • improve our customers' end products, and
  • enhance air quality.

Our comprehensive programs contribute to the sustainable development of customer operations and can help significantly improve your bottom line results.


Our water treatment, energy services, air quality and process improvement offerings are organized according to the end markets we serve in order to understand and directly impact customer performance. Although the industries we serve are distinct and immense, all Nalco employees share the same commitment – to bring innovative new and exciting products to the marketplace, and to be the best at helping our customers succeed.