[1] Singampuli was born and brought up in Theni, Periyakulam and after studying engineering in Bangalore, he arrived in Chennai looking for a career in films.
During his stint as an assistant director with Sundar C, Singampuli suggested the original plot point of Unnai Thedi (1999) to the director and Sundar wrote the script of the film within a week, before discussing the line with actor Ajith Kumar.
[2] Subsequently, he agreed terms to work in the 2002 action film Red, a story telling the tale of a Madurai-based revolutionary.
[3] In 2005, he made the kidnap comedy film Maayavi featuring Suriya and Jyothika, winning acclaim for his work.
[5] He has acted and collaborated with directors Rasu Madhuravan's drama films Mayandi Kudumbathar (2009), Goripalayam (2010), Muthukku Muthaaga (2011) and Pandi Oliperukki Nilayam (2012) followed by Ezhil's comedy films Manam Kothi Paravai (2012), Desingu Raja (2013) and Vellaikaara Durai (2014) as well as M. Muthaiya's actions drama films Pulikkuthi Pandi (2021), Viruman (2022) and Kathar Basha Endra Muthuramalingam (2023).