Spragg is currently senior vice president, director of operations at Jack Morton, and previously held the role of client director, group head at WRG. He will join TBA on 1 February.
The new managing director takes the reins from Guy Horner, who has held the role for more than 15 years. He will remain at the company as executive chairman.
Spragg said: "It’s an amazing time to be joining TBA, at a time when the talent and creative work in the agency is so strong, delivering exceptional results for its clients. I look forward to sharing my passion and professional knowledge, having worked in both independent and large group-owned agencies, to build on TBA’s success alongside Guy and the team.
"TBA is clearly a business which is well placed for continued commercial growth and rise in profile, with a creative flair, global delivery expertise and client servicing approach that stands them apart."
Horner added: "I am delighted Mark has decided to join TBA to further strengthen the agency’s senior management team and to play a key leadership role in TBA’s next stage of growth. I look forward to working very closely with Mark moving forward, to continue to build on TBA’s reputation for delivering ‘Bright ideas brilliantly executed’ for our leading global clients."
Read our My Event World profile of Guy Horner here.
More: Facebook, HSBC and ASOS among TBA's new account wins
Comment below to let us know what you think.For more in-depth and print-only features, showcases and interviews with world-leading brands, don't miss the next issue of Event magazine by subscribing here.
