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GROSC is certified sales and service partner of the complete Mitel OpenScape portfolio for the large enterprise and midsize market. Since July 2021 we have been rewarded by our vendor with the highest partner status for OpenScape 4000, OpenScape Enterprise, OpenScape Business and OpenScape ContactCenter. On top of that, we are specialized in the Mission Critical Communications solution of OpenScape Xpert.

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Hans Tours is the Sales Director of GROSC.

20 people are employed at GROSC.

GROSC is based in Alphen aan den Rijn, South Holland.

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