Enviro Infra Engineers Ltd, a leader in Water and Wastewater Treatment Plants, saw shares jump 6.50% to ₹244.25. This 44% rise from its 52-week low coincides with the promoter purchasing 34,316 shares worth ₹80 lakh in June 2025. With a market cap exceeding ₹4,200 crore, the company boasts an order book of ₹1,185.50 crore as of March 2025.