Bangalore-based real estate firm Sobha Developers has posted 51.46% rise in profit at Rs 56.18 crore for the quarter ended September 2007 (Q2FY08) when compared with Rs 37.09 crore in Q2FY07.The company's revenues grew marginally by 2.07% to Rs 333.01 crore for the quarter when compared with Rs 326.24 crore in Q2FY07.