Software Services Firm Is Latest In India to Plan Initial Offering
Initial public offering of Tata Consultancy Services, Tata Group unit that is India's premier software services firm, is expected to raise $935 million to $1.25 billion on sale of 55.4 million shares, or about 13.33 percent of its equity; road show to promote offering in Mumbai drew around 700 brokers and analysts, twice number company expected; Tata Group has been criticized for not taking TCS public during technology boom in 1990's, but Tata says making offering in overheated market goes against its principle of being fair to shareholders; Tata says it will use cash from TCS offering to retire debt and expand other businesses; photo (M)