Situated at distance of 6 KM west of Sangrur on the Sangrur-Barnala Road, Mastuana was built by Sant Atar Singh a Pious man of Cheema. It is named after Mastu, a Jatt, to donated his forest land to the Saint. Sant Baba Atar Singh[1886-1927] constructed a Gurdwara, Gur Sagar and a Tank hare. He also started a high school hare. Now a Degree College has also been functioning hare since 1920. a Jor Mela is held hare for 3 days on 29, 30 and 31 January every year. Sant Baba Atar Singh was cremated here a big congregation his held on 3rd July every year.