Warburg Pincus is exploring a potential acquisition of business services provider Vistra Group amid increasing investor appetite in the industry, people with knowledge of the matter said.

The buyout firm is in talks with Vistra’s owner, Hong Kong-based Baring Private Equity Asia, about a potential transaction, the people said. A sale could value closely held Vistra at about $4 billion to $5 billion, according to the people, who asked not to be identified because the information is private. 

Vistra could also attract interest from other private equity firms and industry players, the people said. Deliberations are ongoing, and BPEA could decide to keep the business for longer, the people said. 

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