Mirion Technologies Inc. acquired Paragon Energy Solutions, expanding its reach into the traditional nuclear fleet and supporting technology advancements for small modular reactors. The acquisition closed on December 31, 2025, with Windjammer Capital Investors as the selling shareholder.

Deal-at-a-glance
Acquirer:Mirion Technologies Inc. (US)
Target:Paragon Energy Solutions (US)
Deal value:Undisclosed
Type:Acquisition
Closed on:December 31, 2025
Buy-side advisors:Moelis & Company
Sell-side advisors:Baird
Legal (buy):Not disclosed
Legal (sell):Kirkland & Ellis

Mirion Technologies, a leader in radiation detection and measurement solutions, has made a strategic acquisition by purchasing Paragon Energy Solutions. The deal enables Mirion to strengthen its presence within the traditional nuclear energy sector while also positioning itself for advancements in small modular reactor technology.

Strategic Rationale

The acquisition of Paragon Energy Solutions aligns with Mirion Technologies' strategy to expand its footprint in the nuclear industry. Windjammer Capital Investors, which had held a controlling interest in Paragon since 2018, sold off its stake as part of its portfolio management.

Financial Context

No financial details or multiples were disclosed regarding this transaction. However, the deal is significant for both Mirion Technologies and Paragon Energy Solutions as it allows for a strategic pivot in their respective business models.