Beacon Financial (BBT) said Monday it completed the merger of four affiliated banks under a new name, Beacon Bank.

The company said the rebranding follows the merger of equals between Berkshire Hills Bancorp and Brookline Bancorp and marks the final step in combining their banking operations.

The affiliated institutions include the banks formerly known as Berkshire Bank, Brookline Bank, Bank Rhode Island and PCSB Bank, Beacon Financial said.

The company said the combined platform is intended to support operating performance and future growth.