RBC Capital Markets was the top mergers and acquisitions (M&A) financial adviser in the oil & gas sector during the first half (H1) of 2025 by both value and volume, according to the latest financial advisers league table by GlobalData, which ranks financial advisers by the value and volume of M&A deals on which they advised.

Based on its Deals Database, the leading data and analytics company has revealed that RBC Capital Markets achieved this leading position by advising on 11 deals worth $24 billion.

Aurojyoti Bose, Lead Analyst at GlobalData, comments: “There was an improvement in the total number of deals advised by RBC Capital Markets in H1 2025 compared to H1 2024, and its ranking by volume also improved from the third position in H1 2024 to the top position in H1 2025. In fact, it was the only adviser to hit triple-digit deal volume during the review period.

“Meanwhile, there was a decline in the value of deals advised by RBC Capital Markets, but despite that, not only did it register an improvement in its ranking by value but also managed to top the chart by this metric in H1 2025. It is noteworthy that six of the top 10 advisers by value experienced a decline in H1 2025 compared to H1 2024.”

An analysis of GlobalData’s Deals Database reveals that Jefferies occupied the second position in terms of value, by advising on $19.7 billion worth of deals, followed by BMO Capital Markets with $18.8 billion, Barclays with $18.2 billion, and Evercore with $18.2 billion.

Meanwhile, Evercore occupied the second position in terms of volume with eight deals, followed by Jefferies with seven deals, Mizuho Financial Group with seven deals, and JP Morgan with seven deals.