Jamshedpur, Feb. 28: Tata Sons chairperson Cyrus P. Mistry will be in the steel city to attend the Founder's Day celebrations on March 3. Around 35 units of Tata Steel and Tata Group companies will pay homage to Jamsetji Nusserwanji Tata on his 176th birth anniversary with tableaux and floats. The theme for this year's celebrations is "Unfolding a new story", which will showcase achievements of different departments and group units in the current fiscal.