India
- Aker Kvaerner Powergas India Ltd
- Alfa Laval
- Ampacet Speciality Products Ltd
- Amway India Enterprises Pvt Ltd
- Aquatech Systems Pvt Ltd
- BASF India Ltd
- Biopharmax India Ltd
- Döhler India Pvt Ltd
- Divine Polymer, Bhuj
- Dolphin Engineers
- Ester Industries Ltd
- Forbes Vyncke Pvt Ltd
- Frames Process and Energy Systems
- GL&V India Pvt Ltd
- High Energy Materials Research Laboratory (HEMRL), Pune
- Honeywell Automation India Ltd
- Hindustan Uniliver Ltd
- Innovassynth Technologies India Ltd
- J.M. Huber India Pvt Ltd
- JACOBS, Mumbai
- Kirloskar Pneumatic Co Ltd
- Kirloskar India Ltd
- Kraft / Cadbury India Ltd
- Lipi Boilers Ltd
- Makson Nutrition Food India Pvt Ltd
- Mondelez India Foods Pvt Ltd (Formerly Cadbury India Ltd)
- Mohnish Chemicals Pvt Ltd
- Pall India Ltd
- Phadtare Engineering Works
- Pidilite Industries Ltd
- Praj India Ltd
- Reliance Industries Ltd
- Ruchi Soya Industries Ltd
- Saptagir Camphor Ltd
- Sarex Overseas (Division of Saraf Chemicals Pvt Ltd)
- Schreiber Dynamix Dairies Ltd
- Shalimar Paints Ltd
- SHV Energy Pvt Ltd (Supergas)
- Skylark Precitech Pvt Ltd
- Sunshield Chemicals Ltd (Solvay Group)
- Sulzer India Pvt Ltd
- Tetra Pak India Ltd
- Thermax India Ltd
- Trans Engineers India Pvt Ltd
- Tridiagonal Solutions Pvt Ltd
- UHDE India Ltd
- Uttam Sucrotech International Pvt Ltd
- VA Tech Wabag Ltd
- Wipro India Ltd
- Xytel India Pvt Ltd
International
- Ampacet Speciality Products Thailand
- Arabian International Contracting WLL
- Arabian International Mechanical Contracting Est.
- GEICO, Italy
- John Zink, USA
- Kansai Nerolac Paints Ltd.
- MIDAS, Srilanka
- MOTTMAC, Muscat
- Nippun Engineers, The Netherlands
- Optimistic Organic Sdn Bhd
- Osmoflo International FZE
- SEQUOIA, USA
- Stork Wescon International B.V
- Texol Lubritech FZC
- United Commercial Agencies WLL
- Verantis Environment Solutions Group, Singapore