Three Sinha group of companies, a leading company in the construction sector, was the main sponsor of the T-shirts of D. S. Senanayake College’s rugger team. Mr. Manjula Ariyakumara, the Managing Director of the group of companies, is a distinguished past pupil of D. S. Senanayake College. He also held the captaincy of the school rugger team in 1987. His brothers, Mr. Thushara Chandana Kumara and Mr. Mahesh Kumara, and his son, Mr. Devin Ariyakumara represented the school rugger teams in 1989, 1994, and 2012, respectively. Three Sinha group of companies extends their support to D. S. Senanayake College at all possible opportunity and hopes to continue supporting the school in the future as well.