| Envirotech Gensets Pvt. Ltd. |
 |
| Parrys |
|
|
| Thermofabs Engineers |
 |
| Sholinganallur |
|
|
| Metro Water Office |
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| West Mambalam |
|
|
| Membrane Technologies Limited |
 |
| Vandalur |
|
|
| Jayam AVS Systems Pvt. Ltd. |
 |
| Adyar |
|
|
| CRISTAL AQUA SYSTEMS |
 |
| Ambattur Industrial Estate |
|
|
| Effimax Engineers Pvt. Ltd. |
 |
| Anna Nagar |
|
|
| Nectar Solutions |
 |
| Anna Nagar |
|
|
| Ashveera Pneumatic Services |
 |
| Saligramam |
|
|