India was the starting point. Sugar industry in India is the backbone of the rural economy. And, the future of this industry lay in value addition by way of co-products like Alcohol. Quality of Alcohol was the keyword. Praj focused on quality of spirit with the introduction of innovative technologies in fermentation. distillation and wastewater treatment.

Praj applied classical mass and heat transfer theory for more efficient separation of impurities during distillation with the introduction of Bubble cap trays and Hyper stat Grid Trays.

In 1991, Praj established an R & D Center. Many new systems have been developed in this R & D Center, resulting into seven patents. Praj's expertise in fermentation and distillation was complemented by its expertise in wastewater treatment solutions.

Today Praj is global Company spread across all 5 continents. It offers innovative solutions to significantly add value in ethanol, bio-diesel and brewery technology and related wastewater treatment systems for customers, worldwide. Praj is a knowledge based company with expertise and experience in Bioprocesses and engineering. Led by an accomplished and caring leadership, Praj is a socially responsible corporate citizen. Listed on the Bombay and National Stock Exchanges of India, its market capitalization exceeds US$ 1 billion.