Heap Leaching Consulting SAC is a peruvian company that carries out engineering, manufacturing and assembly projects; and offers consulting services in priority areas of the peruvian industry such as mining, hydrocarbons, sanitation and agroindustry. HLC is backed by a solid multidisciplinary staff of engineers and technical personnel specialized in processes, metal structures, mechanics, civil, architecture, sanitation, electrical, instrumentation, control and automation. HLC has developed several projects for companies such as CIA. MINERA AURIFERA SANTA ROSA "COMARSA", CIA. MINERA SAN SIMON S.A., PETROBRAS ENERGIA PERU S.A., MINERA IRL S.A., MINING CORPORATION SAN MANUEL, CIA. OF MINES BUENAVENTURA, RIO ALTO MINING CORPORATION "LA ARENA S.A.", BEAR CREEK MINING COMPANY, CIA. MINERA COIMOLACHE S.A., VOLCÁN CIA. MINERA S.A.A., MINERA BARRICK MISQUICHILCAS S.A., PETAQUILLA GOLD S.A. and UNITEK among others. HLC has an extensive experience in research, design, construction, assembly and start-up of gold and silver extraction plants. HLC offers EPC & M type contracts (Engineering, Procurement and Construction Management). We have the following infrastructure: Headquarters: Salvador Dalí Street 193 San Borja. Lima Peru Telefax: (511) 717-8620. Metalurgic laboratory: Av. Los Cisnes 613. Height Km 6 Ramiro Prialé Highway. Huachipa, Lima - Peru Plant: Av. Cajamarquilla Mz. D Lt 4 Urb. Niviera Lurigancho, Lima - Peru