A pack of private equity firms are battling to win control of MyDentist, the UK's biggest provider of NHS dental services.
Sky News has learnt that Bridgepoint, Cinven and Triton Partners are among the parties which have submitted indicative offers for the business.
TDR Capital, the owner of supermarket chain Asda, has also been participating in the sale process, banking sources said on Wednesday.
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MyDentist's owners hope to attract a price tag of approximately £900m for the company, although any deal may value it at closer to £800m, according to insiders.
A subsidiary of Integrated Dental Holdings, MyDentist operates from about 600 practices across the UK, and has been owned by Palamon Capital Partners since 2021.
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The company was previously owned by Carlyle, another major global private equity investor.
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The auction of MyDentist is being handled by bankers at Morgan Stanley.
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It is taking place during a renewed period of scrutiny about the accessibility of NHS dental services across Britain.
HIG Europe, another private equity firm, also bid for MyDentist, although it was unclear whether it remained in the auction.
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None of the parties contacted by Sky News would comment.