Randeria is a renowned figure in the Gujarati theatre scene, where he has showcased his versatile talents as a writer, director and actor in many comedy plays. He has a passion for theatre since 1970 and has taken up the lead role in numerous plays over the span of 50 years. He also holds an impressive record for the most live performances by an actor, with more than 12,000 shows to his credit till date. His most popular work is the Gujjubhai series, which started with Gujjubhai E Gaam Gajaavyu in 2002. This series features hilarious stories and characters that appeal to the Gujarati audience. One of the plays in this series, Lage Raho Gujjubhai (2007), achieved a remarkable feat of completing 800 shows in three years across the world, setting a new benchmark for Gujarati Stage. Other successful plays in the Gujjubhai series include Gujjubhai E Gaam Gajavyu, Lo Gujjubhai Ghode Chadya, Gujjubhai ni Golmaal (2012), which completed 350 shows worldwide. His latest play, Gujjubhai Banya Dabangg, has also received rave reviews and completed 505 shows in 18 months.