According to the Yale-ie Avalon Project , their Charter was ;

Charter of the Dutch West India Company : 1621

Given under our Great Seal, and the Signature and Seal of our Recorder, at the Hague, on the third day of the month of June, in the year sixteen hundred and twenty one.

Was countersigned

J. MAGNUS, Secr.

Underneath was written,

The ordinance of the High and Mighty Lords the States General.

It was subscribed,

C. AERSSEN.
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Note : States General of the United Netherlands. The bicameral legislative Houses of United Netherlands.