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+34 91 782 34 00info@ossaint.com OUR SERVICES COMPANY NEWS SUSTAINABILITY JOBS CONTACT OSSA IN FIGURES Production Volumes SALES In millions of euros SECTORS Estimated 2021 Mining Energy Roadways Railways *The 2021 data correspond to the budget (P). © Copyright 2021. OSSA. || OSSA, over 65 years shaping pathways underground Privacy Policy Legal Conditions Cookies Policy