Bertlesman, a Germany-based entertainment conglomerate, has acquired Cary-based Relias Learning in a deal reportedly worth $540 million.

Relias, a nearly 300-employee company, is a property of private equity firm Visa Equity Partners and LLR Partners.

Its headquarters will remain in Cary, Relias said in a statement,

Reuters cited two undentified sources in reporting the sale amount.

Bloomberg news said the deal was “in the mid-hundreds of millions,” citing a statement from Bertlesman.

Relias focuses on online learning tools and solutions.

“The acquisition of Relias Learning is a major step on the way to making the education business a third mainstay of business for Bertelsmann alongside media and services,” Bertlesman CEO Thomas Rabe said in the statement cited by Bloomberg. 

Relias has more than 4,000 clients and offers some 3,500 courses.

“We are thrilled to become part of the Bertelsmann family,” said Jim Triandiflou, CEO of Relias Learning. “Relias has grown tremendously over the past few years due to our dedication to our customers and our passion for delivering the world’s best online training. Bertelsmann’s entrepreneurial culture, commitment to world class products, international reach, and financial backing will allow Relias to continue investing in our core U.S. markets, as well as internationally, ensuring that we have the very best products in the world.”