FirstBank Holding Company, long known for its branch network primarily located in Colorado and Arizona, underwent a significant brand transition following its acquisition by The PNC Financial Services Group in early 2026. As part of this integration, the legacy "FirstBank" branding was replaced with the PNC Bank name. This process involved the rebranding of hundreds of physical branch locations, the transition of mobile and online banking platforms to the PNC digital ecosystem, and the integration of client accounts into PNC’s national banking network. While the FirstBank name had held substantial local brand equity for decades, the transition to the PNC name unified the company’s operations under a single national identity, reflecting the broader strategy of integrating regional banking acquisitions into a large-scale, nationwide financial services provider.