Soren, who is also the Jharkhand Mukti Morcha (JMM) chief, met the former President at his residence. After meeting Mukherjee, Soren took to Twitter and wrote: "I met the former President and Bharat Ratna Pranab Mukherjee in Delhi as a courtesy call and gave him the new year wishes from the 3.5 crore people of Jharkhand."
Soren also shared the photographs of his meeting with the former President.
The JMM chief then drove to the Aam Aadmi Party (AAP) national convener's residence in the Civil Lines area.
After meeting Kejriwal, Soren shared the pictures of his meeting on Twitter and wrote: "It was a pleasure to meet Arvind Kejriwalji and extend warm wishes from Jharkhand. We also discussed about the stellar public education and health initiatives undertaken by AAP government. Inspired to implement similar initiatives in Jharkhand."
Kejriwal also responded to Soren and said, "It was a pleasure to receive Hemant Sorenji. I congratulate him for taking over as Chief Minister of Jharkhand. Jharkhand will definitely progress under his dynamic leadership. Both states will learn from each other."
The meeting of Soren with the former President and Kejriwal lasted for over 30 minutes each.
Mukherjee and Kejriwal were expected to attend the swearing-in ceremony of Soren in Ranchi on December 29, but could not participate.
Former Congress chief Rahul Gandhi and several other top opposition leaders attended the swearing in ceremony of Soren.
The grand alliance comprising the JMM-Congress-RJD stormed to power in the eastern mineral rich tribal state, winning 47 out of 81 seats.
The BJP managed to win only 24 seats in the state with Chief Minister Raghubar Das losing his traditional Jamshedpur East assembly seat to rebel party leader Saryu Rai.
( With inputs from IANS )