Srinivas Raju Mantena Group|Mantena Construction We aim at designing and delivering projects in irrigation, roads, bridges, tunnels at par with the national and international standards. This is made possible by integrating engineering and design and by building long-lasting relationships with our clients. We offer expertise in solid engineering, equipment and innovative construction techniques. https://www.mantena.in/about.html #SrinivasRajuMantenaGroup #SrinivasRajuMantena #Srinivas #SrinivasRaju