Noise from Fabricator in residential area

​Sir, This is with reference to unbearable noise activities in our Society premises by M/s Perfect Fabricator situated at Shree Siddhi CHS, Plot-121, Sector-34, kamothe. We have been continuously prompting them over noise issue but have never cope to the verbal complain, so requested Society to kindly draft a Advice/Memo/Complain letter for same, still no use. The noise is too loud for one to suffer from health problems. And such activities should not be allowed in Society premises. Trouble by these culprits in short- Continuous hammering Sparking of Welding equipment Inhabitable gases exerted in Welding Shuttering of hammer on Society premises Ours is a Residential and Commercial building, Hammering/ fabricating/ Welding works are based as Industrial Process and hence to be done in Industrial sectors. We request you to stop the harmful work and freed us from these waves. School/ College is in vicinity say around 15mtrs away from this disturbance, there are about 500 students, who are in some way come across this pollution which may affect their health too, Parents come here to drop their students and has to suffer. Despite Panvel Municipal Corporation has started their making common spaces encroachment free by removing sheds and illegally covered spaces these culprits continue using the society space for their personal use, when told to leave the society space (varandah) they neglected and abuse by shouting what are we to ask them ... Request you to take stringent action and check whether they have any licences to work or create such ruckus. Have they ever filed IT returns ? Is the firm registered under any Industry/ Company Act to run such business ?