Knight joins from Adler Manufacturing, where he held the same role, and will be responsible for sales management and client account management with Abacus.
In addition to Knight's appointment, Abacus, a division of DoubleClick, has also hired former Wegener Direct Marketing account director Tony Munday as a senior account director with the client services team.
Abacus UK managing director Andy McDermott said: "These new appointments bring a wealth of experience, which will provide Abacus with the necessary support to continue building our business."
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