Manwa Trading and Contracting Company was established in Riyadh in 1984. Since then, the company has grown continuously and now has a permanent staff of more than 3000 employees. Manwa head office is located in Riyadh with other offices in other cities in the kingdom. Manwa has the following supporting facilities and industries: Crushers, asphalt plants and concrete batch plants in Riyadh and southern and northern area.