2.7 of 5 138 reviews Saint Louis, MO 5000+ Employees
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Company - Public (SIAL)
Business Services
$2 to $5 billion (USD) per year

While the average person might not see the Sigma-Aldrich name every day, it’s likely that, at some point, everyone will see, touch, smell or be impacted by our products. Sigma-Aldrich is one of the largest suppliers and manufacturers of chemical products to research and applied labs as well as to industrial and commercial markets worldwide. While some of our chemicals...More

Mission: Enabling Science to Improve the Quality of Life

Working at Sigma-Aldrich

Posted by employees

Employees say it's “OK”   138 ratings


56% Approve of the CEO   55 ratings

Sigma-Aldrich President, CEO, and Director Rakesh Sachdev

Rakesh Sachdev

President, CEO, and Director

Great company do forward thinking research.

 Current Market Analyst

Pros: Sigma is a very Stable company Full Review

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Product Manager

12 Sigma-Aldrich Salaries


Senior Scientist

12 Sigma-Aldrich Salaries


R&D Scientist

9 Sigma-Aldrich Salaries


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Accepted OfferReviewed 5 weeks ago

Interview Details – The interview and hiring process was standard. I applied online, a human resources rep contacted me for an interview, I was sent instructions via email, I interviewed on site with several people, and then was contacted shortly after with a job offer.Full Interview

Interview Question:
How would I determine the output of a draining tank? Answer Question

More Sigma-Aldrich Interview Questions & Reviews (33)

Sigma-Aldrich Awards & Accolades Something missing? Add an award

Dow Jone Sustainability Index, Dow Jones, 2013
The Civic 50, Bloomberg, 2013

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