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title: "Regions Bank chose a modern core. Here’s what that journey looks like. — Stuff That Spins"
description: "Paul Weiss has spent decades running large-scale technology transformations. He knows what the complexity curve looks like, how it stops growing arithmetically…"
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date: "2026-08-03T12:00:00+00:00"
modified: "2026-08-06T12:09:58.049261+00:00"
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# Regions Bank chose a modern core. Here’s what that journey looks like.

**Source:** Unknown  
**Published:** August 3, 2026  
**Original:** https://tearsheet.co/banking/regions-bank-chose-a-modern-core-heres-what-that-journey-looks-like/?utm_source=rss&utm_medium=rss&utm_campaign=regions-bank-chose-a-modern-core-heres-what-that-journey-looks-like  

## On this page

- [Overview](#overview)

<a id="overview"></a>

## Overview

Paul Weiss has spent decades running large-scale technology transformations. He knows what the complexity curve looks like, how it stops growing arithmetically at a certain scale and starts growing geometrically. When he joined Regions Bank as Chief Transformation Officer and inherited a core modernization already underway with Temenos, he knew what he was walking into. … Continue reading "Regions Bank chose a modern core. Here’s what that journey looks like." The post Regions Bank chose a moder

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