Tata Group company Voltas today said it has sold its subsidiary Simtools to real estate developer Lodha Group for Rs 78.44 crore. Voltas has transferred the entire stake in Simtools to Lodha Developers Pvt Ltd and its nominees, the company informed the BSE. Lodha Group has a strong presence in south Mumbai and suburbs. Simtools became a wholly owned subsidiary of Voltas in 2004.