The phrase "a leading agent" is correct and usable in written English.
It can be used to describe someone or something that plays a prominent or influential role in a particular field or context.
Example: "As a leading agent in the real estate market, she has successfully closed numerous high-value deals."
Alternatives: "a prominent figure" or "a key player".
Organized by the London Book Fair, this search for aspiring novelists, for unrecognized ways with words, for a best-selling blockbuster will lead to a deal with a leading agent and almost certainly to a lucrative contract, the BBC reported.
Hollywood itself has a responsibility too, said Jeremy Barber, a leading agent for writer-directors like Noah Baumbach.
Occasionally known as Amanda Fucking Palmer, she first emerged as a leading agent provocateur of the Boston street-theatre scene.
The Ferrier prize brought her to the attention of a leading agent and soon Baker was singing principal roles.
A leading agent told me, "What Anna has going for her, to be crass, is that guys want to nail her".
Esther Newberg, a leading agent and not a member of the association, said that perhaps one the more striking occurrences was one that didn't occur.
A5 Sex Abuse Inquiry in Japan A lawmaker pressed government officials on their handling of accusations that a leading talent agent had sexually abused teenage boys whom he was grooming for stardom.
In turn, William became the leading agent of the Gregorian reform in Germany.
He is either the leading man of MSNBC or its leading agent provocateur, but Keith Olbermann has no problem embracing either role.
At the end of the "Ring," Brünnhilde accomplishes something greater: as she sets Valhalla ablaze, she is the leading agent of the transformation of the world.
The routine Christmas strains of Feed The World which had resounded around St James Parkk rang hollow on a day when football's leading agents predicted that the next TV deal could lead to star players demanding salaries of up to £100,000 a week.
