Advisory boutique PJT Partners has secured roles on mergers and acquisitions worth more than $20 billion so far this year after bagging its latest mandate advising private equity fund TPG Capital on its $2.25 billion acquisition of two US cable companies.

The latest mandate win catapults the firm, led by famed dealmaker Paul Taubman, into the top 50 of global M&A advisers for the year to date with $20.3 billion of deals, according to Dealogic.