---
title: "Santander Names Mahesh Aditya CEO of UK Unit, Pedro Castro Group CRO, Isabel Guerreiro CEO Portugal"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/274291223.md"
datetime: "2026-01-30T10:27:22.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/274291223.md)
  - [en](https://longbridge.com/en/news/274291223.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/274291223.md)
---

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# Santander Names Mahesh Aditya CEO of UK Unit, Pedro Castro Group CRO, Isabel Guerreiro CEO Portugal

Banco Santander SA has announced that Mahesh Aditya will become CEO of Santander UK starting March 1, 2026, succeeding Mike Regnier. Pedro Castro e Almeida will take over as group chief risk officer, while Isabel Guerreiro will become CEO of Santander Portugal. Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Banco Santander SA published the original content used to generate this news brief on January 30, 2026, and is solely responsible for the information contained therein. © Copyright 2026 - Public Technologies (PUBT) Original Document: here

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