A/r m/o for income tax residential complex at purna das road, kolkata during 2024-25 (external service) sh:- day to day operation and maintenance of iron removal filtration plant (double deck) capacity 32 cum/hr.

Up gradation to non-residential building of goi press and form store at 1 temple street and 166 lenin sarani, kolkata during 2024-25. sh: repairs and renovation of ground floor form store building.

A/r m/o gpra (g plus 12) storied in one ms block at 7, marlin park, kolkata during 2024-2025. sh: day to day maintenance and operation of iron removal filtration plant water softening plant of 45 cum per hour.

A/r m/o to residential complex at cbi housing complex, salt lake, kolkata during 2025-26. sh: day to day operation and maintenance of water softening plant with accessories capacity 7000 gph and 56000 gallons/regeneration and iron removal filtration plant capacity 7000 gph during 2024-25 (balance period) 2025-26 (phase-i).

Ar and mo to residential complex at cbi housing complex salt lake kolkata during 2025-26 sh day to day operation and maintenance of water softening plant with accessories capacity 7000 gph and 56000 gallons regeneration and iron removal filtration plant capacity 7000 gph during 2024-25 balance period and 2025-26 phase i

A/r m/o of 180 nos. residential quarters building for aayakar abasan at shantipally, kasba, e.m. bypass, kolkata during the year 2024-2025. sh: day to day operation and maintenance of iron removal filtration plant 30 cum/hour and valve operation for water supply for the residential quarters.

Upgradation to non-residential building at 166, lenin sarani goi press and 1no. temple street, kolkata during 2024-25.sh: outside and inside repair and plaster, painting, synthetic enamel paint, collapsible gate, kota stone, wall tiles, disposal of building rubbish and other miscellaneous works.

A/r m/o gst bhawan building at shantipally, kasba, e.m. bye pass, kolkata during 2024-2025. sh: day to day operation maintenance of iron removal filtration plant of 30cum/hour and valve operation for water supply to the office building.

A/r m/o of 318, residential quarter of customs central excise department at shantipally, kasba, e.m. bye pass, kolkata during 2024-2025. sh: day to day operation maintenance of iron removal filtration plant of 30cum /hour and valve operation for water supply to the residential quarters.

Upgradation to non-residential building at 166, lenin sarani goi press and 1 no. temple street, kolkata during 2024-25. sh: outside inside repair and plaster , painting , synthetic enamel paint, coolapsible gate , kota stone , wall tiles , disposal of building rubbish and other miscellaneous works.