Boron Expert

Alexander Stolze

Alexander Stolze

Customer Service Representative


Supporting U.S. Borax customers in Germany, Austria, Switzerland, Italy, Portugal, and the United Kingdom, Alexander has almost 15 years of customer service experience in the chemistry industry. He is fluent in German and English.


U.S. Borax, part of Rio Tinto, is a global leader in the supply and science of borates—naturally-occurring minerals containing boron and other elements. We are 1,000 people serving 500 customers with more than 1,700 delivery locations globally. We supply 30% of the world’s need for refined borates from our world-class mine in Boron, California, about 100 miles northeast of Los Angeles.  Learn more about Rio Tinto.

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