Tantia Constructions Limited engages in construction and other infrastructure activities in India. The company operates through Infrastructure and Ready Material Concrete segments. It is involved in the construction, widening, conversion, maintenance, strengthening, and beautification of roadways, road bridges, highways, and flyovers, and railway infrastructure works, including the survey, fixing of alignment, and designing of track embankment and cuttings, as well as steel girder fabrication and erection.