K P Singh, chairman, DLF said the company will put in place the highest practices of corporate governance in the interest of shareholders.Singh, when asked whether DLF will be making a foray in tier-II and tier-III cities in future, said: "We will go to any place to construct real estate where there is growth opportunity. Right now, our focus is on the four metros."Talking about the future plans, DLF CFO Ramesh Sanka said the goup is planning to list five group companies in the next five years. "DLF Asset will be listed on the bourses in the next 18 to 24 months," he said."DLF Asset will buy already developed assets from the money raised in the market and renting them, which will provide investors the gains made from the hike in rents year after year as well as the hike in the value of the real estate bought," Sanka said.Lehman Brothers has invested $200 million in DLF Asset as per an announcement made by the company yesterday. Earlier, D E Shaw, a global investment firm, has invested $400 million in DLF Asset.