Hall, who took up his new role on 1st July, succeeded James Smith, who had served as chair since 2004. Smith will remain on the board as an independent director.

Hall joined Gartner in 2004 as chief executive and director, following roles at Automatic Data Processing and McKinsey & Company. His employment agreement at Gartner has been extended until 31^st December 2031.

In addition to Hall’s appointment, Karen Dykstra, who joined Gartner’s board in 2007, has been named lead independent director.

Smith said: “Gene has demonstrated exceptional leadership over the past two decades, and we are incredibly pleased he will serve as our board chair to support our continued growth and success.

“As CEO, Gene has created significant value for our clients and shareholders by driving long-term, sustained, double digit growth. Given his remarkable contributions to the company as CEO and a director, the board unanimously elected Gene to take on this role as Gartner accelerates its momentum and enters its next chapter of value creation.”