Which preposition to use with entrepreneurs

by Occurrences 1%

At present the English-controlled Irish banks handicap Irish entrepreneurs by charging them one per cent more interest than English banks charge English borrowers; therefore, a national bank is regarded as an imperative need.

of Occurrences 1%

A portion of the correspondence addressed to Mr. Napier during this period is full of personal interest both to the man of letters and to that more singular being, the Editor, the impresario of men of letters, the entrepreneur of the spiritual power.

Which preposition to use with  entrepreneurs