Australian-based intellectual property services group, IPH Limited, announced it is acquiring Bereskin & Parr and combining it with Smart & Biggar. It acquired Smart & Biggar in October 2022, and had also acquired Ridout & Maybee in September 2023 and Robic in November 2023.

From the announcement:

IPH Limited (IPH) is pleased to announce that it has reached agreement to acquire IP services firm, Bereskin & Parr in
Canada. The acquisition brings together two leading Canadian IP firms and their highly qualified and experienced IP teams into one combined firm, which will operate under the Smart & Biggar brand.

According to my 2022 list of patent agents by volume, Smart & Biggar was #1, Bereskin & Parr #3, Robic #4 and Ridout #7.