India, Sept. 17 -- The construction contracting chain in India has been quietly re-configuring itself around outsourced civil execution. Big developers prefer to hold on to design, land and sales, and outsource core-and-shell construction from parking structures to tower shells to specialist contractors that can mobilize faster and take the execution risk. For smaller and mid-sized civil contractors that change has become the quickest way to scale, as long as they can prove reliability on one site before being given the next.

Mason Infratech Limited were trading at Rs. 120.05, up 7.19 percent from previous close of Rs. 112.00. The stock opened at Rs. 114.80, reaching an intraday high of Rs. 120.55 and low of Rs. 114.80. The company cur...