Since Tiruvannamalai District has its capital at Tiruvannamalai City, there are many factories around Tiruvannamalai. Scent factories are large in number due to the high production of flowers around Tiruvannamalai. They are listed as follows: 1. Hindusthan house hold factories, 2. Sarala birla factory of aroma oil, 3. Parthiban cottages aroma oil factory.
