Rolf-Dieter Krey, manager of customer service at the Dieffenbacher Customer Support LLC, in Alpharetta.

Rolf-Dieter Krey, manager of customer service at the Alpharetta branch of the family-owned German company Dieffenbacher GmBH & Co., is expanding the firm’s workforce and wants to provide opportunities for…

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Phil Bolton is the founder and publisher emeritus of Global Atlanta.