Sunil there are good number builder who are investing in dwarka expressway project. Dwarka is a up comming real estate hub where both commercial and residential development is taking place. If you want to invest in this area, this is the best time and it will have a good future returns also. The builder who have on going projects are BPTP,RAHEJA,MAHINDRA LIFE SPACE,ERA GROUP,LANDMARK,SPIRE WORLD,ANSAL SIDDHARTHA,INDIABULLS,EARTH INFRASTRUCTURE,TASHEE GROUP,SATYA GROUP,BRISK,RAMPRASTHA. For your refernece regarding residential on going projects you can check Gurgaon Apartments, Residential Projects