Syensqo appoints Heike van de Kerkhof as Chair of the Board of Directors
globenewswire.com
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Create free account to monitor MLMmartin marietta, an american company and a member of the s&p 500 index, is a leading supplier of aggregates and heavy building materials, with operations spanning 36 states, canada and the caribbean. martin marietta's magnesia specialties business provides a full range of magnesium oxide, magnesium hydroxide and dolomitic lime products.