About Sigma-Aldrich
Created by the 1975 merger of Sigma Chemical Company and Aldrich Chemical Company, Sigma-Aldrich since grew through various acquisitions until it had over 9,600 employees and was listed on the Fortune 1000 at the time of its acquisition by Merck.
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The information on this page is not an endorsement of Truework's services by Sigma-Aldrich and is meant to be purely informational. Disclaimernumber of employees
1,001-5,000