His father was the chief banker in Antwerp, financing several merchants who traded to Russia and Brazil, as well as being banker to Philip II of Spain, which gave him a political role and made him a leading figure in the Antwerp of the second half of the 16th century.

[3] In his youth Conrad was engaged in mercantile affairs, but in 1582 he obtained a government position as councillor and commissioner extraordinary for Domains and Finances.

1587 was also the year that Conrad married Françoise, the daughter of Jean Richardot, president of the Brussels Privy Council.

His wife Françoise Grusett, Madame de Hoboken, had an audience with Anne of Denmark at Hampton Court in October 1605.

[5] In 1632 he, alongside the Duke of Aarschot, represented the nobility of Brabant in the Estates General.