Completed
400 KV Switchyard
JSW Renewable Energy
Rajapur Village, Sandur Taluk, Ballari₹4.5 Crores
Civil · Structural · Substations · Consultancy
NASAI Constructionsand Consultancy
Industrial civil construction, substation & switchyard works, and CNG/LCNG statutory consultancy across Karnataka and Andhra Pradesh.
Building. Engineering. Delivering.
Established 2021
Precision execution for industrial & energy infrastructure.
Under the leadership of Mr. Narayana Swamy P, NASAI has delivered high-value civil and structural projects with reputed clients including JSW, Jindal Saw, Sembcorp and EVREN — across Karnataka and Andhra Pradesh.
What we do
Capabilities built for execution at scale.
Industrial Civil Construction
Blast furnaces, plants, tanks, thickeners and full-site civil packages.
Industrial Civil Construction
Substations & Switchyards
Turnkey civil works for 300 MVA / 400 KV pooling substations and switchyards.
Substations & Switchyards
Structural Works
Cement plants, canteens, ultra fine and green cement unit structures.
Structural Works
CNG / LCNG Consultancy
End-to-end statutory approvals for CNG & LCNG stations across Karnataka.
CNG / LCNG Consultancy
Selected work
View all Projects delivered with precision.
Completed
Industrial Civil Works
Jindal Saw Ltd.
Haresamudram, Andhra Pradesh₹9 Crores
Completed
300 MVA Pooling Substation
Green Infra Wind Energy Ltd. (Sembcorp)
Kanakagiri, Karnataka₹5.5 Crores
Let's buildHave a project on the table?
Have a project on the table?
Let's talk execution.
From substations and industrial plants to CNG/LCNG approvals — share your scope and we'll respond with a clear plan.