---
title: Unipol SAI De Castillia 23
description: Learn how Cefla transformed De Castillia 23 in Milan into a modern and efficient office building by integrating innovative and sustainable technologies.
---

[Case Study ](https://ceflaengineering.com/en/insights/case-study)

# [Unipol SAI De Castillia 23](https://ceflaengineering.com/en/insights/case-study/unipol-sai-de-castillia-23)

 Written by [Cefla Engineering](https://ceflaengineering.com/en/insights/case-study/author/cefla-engineering) | Jul 11, 2025 6:50:01 AM

[View full post](https://ceflaengineering.com/en/insights/case-study/unipol-sai-de-castillia-23)

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