Sienna Engineers Pvt. Ltd.

Office Address:  22B, Cockler Lane,

Kolkata – 700 029

(On Southern Avenue. Opp. Najrul Mancha )

Communication :Tel. : (033) 2464 – 6090/6498/7368

Fax : (033) 2464 – 7368

E-Mail : siennaengineers@gmail.com