Interarch Building Solutions Ltd has secured a ₹90 crore domestic contract from Rungta Mines Limited for the design, engineering, manufacturing, supply, and erection of a pre-engineered steel building system. The contract will be executed within 6-8 months under terms of 10% advance and 10% on design approval. As of July, 2025 the company's order book stands at ₹1,695 crore.