PARIS, July 28 (Reuters) - Adecco Group has agreed to buy AKKA Technologies in a deal worth 2 billion euros ($2.4 billion) on an enterprise value basis, the companies said on Wednesday, with Adecco combining AKKA with its own Modis tech brand.

"We are very pleased to announce today that AKKA Technologies and Modis will come together in a landmark transaction," said Adecco Group CEO Alain Dehaze.

($1 = 0.8460 euros) (Reporting by Sudip Kar-Gupta; Editing by Christopher Cushing)