- M/s. Hindustan Zinc Ltd. Debari, Dariba & Chanderia Project (Rajasthan )
- M/s Doshion Limited . Ahmedabad (Gujarat)
- M/s. Kanoria Chemicals & Industries Ltd. (U.P)
- M/s. Nirma Limited Bhavnagar (Gujarat)
- M/s. Essar Oil Ltd. Vadinar (Gujarat)
- M/s. Gujarat Fluoro chemicals Ltd.Dahej (Gujarat)
- M/s. Loxim Industries Ltd. Dahej (Gujarat)
- M/s. GMM Pfaudler Ltd.Karamsad (Gujarat)
- M/s. Batmane Engineering (India) Pvt.Ltd (Bangalore)
- M/s. VA Tech WABAG (Pune)
- M/s. Linde Engineering India Pvt.Ltd (Vadodara)
- M/s. WesTech
- M/s. Gujarat Alkaline & Chemical Limited.Baroda & Dahej Unit (Gujarat)
- M/s. IPCL Baroda & Dahej Unit (Gujarat)
- M/s. Sterling Ltd.
- M/s. Humboldt Wedag India Pvt. Ltd. (Kolkata)
- M/s. Atul Ltd. Atul (Gujarat)
- M/s. Aditya Birla Nuvo Limited. Veraval (Gujarat)
- M/s. Transmetal Limited Vadodara (Gujarat)
- M/s. DCW Limited Mumbai (Maharastra)
- M/s. Philips Carbon Black Ltd
- M/s. IDMC Ltd Vidyanagar (Gujarat)
- M/s. Sebacic India Ltd.
- M/s. Kemrox industries & Export Ltd Halol (Gujarat)
- M/s. Power Prospect Company Ltd (Thailand)
- M/s. Thermax Ltd Pune (Maharastra)
- M/s. Hindalco industries Ltd. Muri (Jharkhand)
- M/s. Crisopia Energy Systems ( I ) Pvt. Ltd
- M/s. Panjab State Electricity
- M/s. Meghmani Fine Chem Ltd. Dahej(Gujrat)
- M/s. Gujarat Pipavav Port Ltd. ( Rajula ) Bhavnagar
- M/s. Environmental Engineers
- M/s. Consul – Tech Industries
- M/s. Simon India ltd.
- M/s. BARC (Bhabha Atomic Research center )Bombay
- M/s. Hindustan Zinc Ltd. Haridwar Project (Uttarakhand )
- M/s. Bhihar Caustic & Chemicals Ltd.Jharkhand (Bihar)
- M/s. Aquatech Systems (Asia) Pvt. Ltd. Pune (Maharastra)
- M/s. Reliance Industries Ltd. Jamnagar.(Gujarat)
- M/s. Birla Copper Ltd. Dahej (Gujarat)
- M/s. Bodal Chemicals Ltd. ( All Unit in India)
- M/s. Chem Process Industries Ltd. Sanand (Gujarat)
- M/s. Rubamin Ltd.Halol (Gujarat)
- M/s. Simence India Ltd. ( Bombay & Delhi)
- M/s. Nishotech Ltd. (Bangalore )
- M/s. Linde Process Technologies India Pvt. Ltd Vadodara(Gujarat)
- M/s. United Phosphorus Ltd. Ankleswar & Jhagadia Unit (Gujarat)
- M/s. IFFCO Ltd Kalol & Kandla Unit (Gujarat)
- M/s. Gujarat Multi Gas Base Chemicals Pvt. Ltd Mahsana (Gujarat)
- M/s. Humboldt Wedag India Pvt. Ltd. (Kolkata)
- M/s. Birla Cellulosic. Kosamba (Gujarat)
- M/s. Tyco Valves & Controls India Pvt. Ltd. Halol(Gujarat)
- M/s. Navin Fluorine international Limited. Surat (Gujarat)
- M/s. Larsen & Toubro Limited (EPC Power) Baroda (Gujarat)
- M/s. Universal Chemicals & Industries (P) Ltd. Dahej (Vadodara)
- M/s. VAV Life Science (P) Ltd
- M/s. Shell Bituman India (P) Ltd.
- M/s. Broxap Ltd.
- M/s. KSJ Techno Services Pvt. Ltd
- M/s. Essar Heavy Engineering Services. Surat- Hajira (Gujarat)
- M/s. Simons Ltd (New Delhi)
- M/s. Suzlon Energy Ltd Vadodara (GujARAT)
- M/s. Symbion Power (Washington)
- M/s. Nuberg Engineering Ltd ( Noida )
- M/s. Chhaya Bist Super Salt Pvt.LTd.
- M/s. Kevin Technologies. Vadodara (Guj.)
- M/s. Jayant Agro & Organics Ltd Baroda (Guj.)
- M/s. Hindustan Dorr-Oliver Ltd Mumbai (Maharastra )
- M/s. FL SMIDTH Dorr- Oliver Pvt. Ltd
- M/s. Ishedu Specialty Chemical Ltd Baroda (Guj.)
- M/s. IRE ( Indian Rare Earth Ltd) Kochi
Overseas Client / Approvals
- SAKAPHEN (Germany)
- GEE (USA)
- SIEMENS LTD (USA)
- SIDEM ( France )
- VEOLIA ( France )
- KAIA (King Abdul Aziz Airport )(UAE)
- MESAIEED PROJECT (UAE)
- BATMAN (South Africa)
- AL-MUFACIA (Iraq)
- NOVASEP
Approved Consultants
- Lloyds Register.
- Uhde India Ltd.
- Toyo Engineering India Ltd.
- Det Norske Veritas (DNV)
- KPG
- Technimont
- EIL (Engineers India Limited)
- IBI Chematur.
- Bureau VeritasVeritas (BV)
- Technimont ICB Limited
- TDC (Technical Development Comity)
- Baxcounsel
- Dept. of Explosive (peso) for manufacture of static & mobile Equipments.