Sri Annai Enterprises
No. 1/27, Sundarar Street, T. M. P. Nagar, Padi
Chennai- 600050, Tamil Nadu (India)
Industrial Radiographic Inspection Company
SP - 111, Ambattur Industrial Estate
Chennai- 600058, Tamil Nadu (India)
P. N. R. Technical Services
No. 29 A, IIIrd Floor, Appar Street, Kamakoti Nagar Annex Valasaraakkam
Chennai- 600087, Tamil Nadu (India)
RVJ Techno Services
No. 9/4, Kannaki Street, Thiruvalluvar Nagar, Arumbakkam
Chennai- 600106, Tamil Nadu (India)