Incorporated in August 2018, Monolithisch India Limited manufactures and supplies specialized "ramming mass," a heat insulation refractory used in the iron and steel industry induction furnaces. The company's products include SGB-777, SLM-999, BG-77, Quartzite Grain SLM -980 and SLM 980. The company is ISO certified and specializes in manufacturing specialized ramming mass for heat insulation, used by customers as a refractory consumable in induction furnaces for iron, steel, and foundry plants. The company’s major customers are iron and steel producers in Eastern India, primarily in West Bengal, Jharkhand, and Odisha. The company's manufacturing unit is situated in Purulia, West Bengal. The company's clients grew from 43 in 2023 to 61 in 2025. As of March 31, 2025, the Company has 26 full-time employees and hires contract labor for various operations in its manufacturing facility.