Sri Atcheeswar Temple is at Atchirupakkam in Madurantakama Taluk in Chengalpattu district. The temple is one of the padal petra sthalam and is an important one for Shaivaites.
The temple Lord Shiva was worshipped by Thirugnasambandar and also by Thirunavukkarasar.
According to legends, rishis like Kannuva Maharishi and Gautama Maharishi. Pandya King who built the temple and Arunagirinathar have worshipped Lord Shiva here.
There is also interesting story of Lord Vinayagar here.