SALEH ALI AL-SOLAI EST. FOR CONTRACTING was founded in 1415 H (1994) with its head office in Riyadh, an organization working in the field of general contracting for buildings, Roads (Rock Drilling & Blasting), Quarry, Mining and Tunneling. We are specialized in the application of high explosives for controlled blasting as well as in crushing and screening for excavation of hard rock. SALEH ALI AL-SOLAI EST. FOR CONTRACTING is one of the largest company in K.S.A specilized in the field of Drilling and Blasting Services. Our services include Drilling & Rock Blasting for Mining, Roads, Pipelines, Foundations, Tunnels, Controlled Blasting in Built-up Areas, in addition to Pre-Blast & Post-Blast inspections including Seismograph Monitoring & Analysis.