The Sensex touched a high of 10,800, and is now up 75 points at 10,774.Larsen & Toubro has surged 2% to Rs 2,307. Wipro, Reliance Energy and Tata Motors have gained around 1.7% each at Rs 511, Rs 462 and Rs 799, respectively.Satyam and TCS are up 1.5% each at Rs 730 and Rs 1,827, respectively.Reliance Communications has slipped 1.7% to Rs 249.