Water Treatment Plants
1. Pressure sand filter, Carbon filter and Softener system
2. Ultra filtration
3. RO Systems
4. Ozone Systems
Waste Water Treatment Plants
1. Membrane Technologies ( Submem/Crossflow)
2. Anaerobic Reactor
3. Sequential Batch Reactor (SBR)
4. Submerged Aerated Fixed Film (SAFF)
5. Moving Bed Bio Reactor (MBBR)
6. Extended Aeration System (EA)
Operation and Maintenance of WTP & STP

Myself S Gunanadha Selvam completed Masters in Environmental Engineering in the year 2000 there after started working in the field of specialization of water and waste water treatment systems having an experience of more than 15 years.
I started my career with Bangalore water supply and sewerage board (BWSSB) looking after operation and maintenance of waste water treatment plants at Virshabhavathi Valley of 200 MLD, K and C valley of 180 MLD and Hebbal of 60 MLD in Bangalore.
In Tesla had served for 13 years and executed projects from 5 KLD to 1 MLD about 80 projects for the pharmaceuticals ,Hospitals, Tannery, Textile, Residential Apartments, Hotel industry, commercial buildings, Malls and industries.
The organizations in which the co-ordination to execute the projects were Astrazeneca, Albany, Brigade, Reliance, Infosys, TCS, Oracle, Scope International, JK Tyers, Mysore Polymers, Prestige group, Shoba developers, Stallion garments, Narayana Hrudyalaya, Subin Enterprises, L & T, Inner Space, Occeanus, Adarsh developers, ITC, Taj, Hilton, Crown Plaza Trident and much more.

The architects and consultants in which the associations were Venkataraman Associates, RSP, Thomas, Rajesh Associates, Artforms, Aecom (Spectral), Potential, Semac, Rallys, Design Tree, Space Matrix, Synergy, DLS, C&W, JLL, Entask, Prism consultants, MAPLE, S K Sampath Kumar, PSI, Novel, Excel consultancy etc.,

The Norit membranes were imported form Netherlands for MBR installations in India.