Digital Bridge Holdings LLC, a firm that invests and operates companies that power wireless communications, is buying DataBank Ltd, a private Dallas-based data center company, the companies said on Thursday.

Digital Bridge did not disclose how much it paid for DataBank, which is being sold by private equity firm Avista Capital Partners. A source familiar with the deal said the company, which is based in the Federal Reserve Bank Building in Dallas, was valued in the hundreds of millions of dollars.

The deal is the latest sign of consolidation in the data center sector, as U.S. businesses’ burgeoning demand for data and video is fueling a revival in fiber optic services and data storage.

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