Ardian & MasterGrid: Powering the energy transition in High-Voltage Infrastructure

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Ardian & MasterGrid: Powering the energy transition in High-Voltage Infrastructure

16 February 2026
Private Equity
Expansion
France

Reading time: 1 minute

Discover how MasterGrid, a leader in high-voltage electrical infrastructure services, with Ardian as a growth partner, is driving the energy transition through technical excellence, global expansion, and strategic acquisitions.

MasterGrid & Ardian: Supporting the future of energy supply

In this video, Ludovic, CEO of MasterGrid, and Maxime Sequier, Managing Director in the Expansion team at Ardian, explain how MasterGrid has grown over 30% annually by combining OEM-level technical expertise with a broad range of services. With Ardian’s support, MasterGrid is expanding internationally, consolidating the market, and playing a central role in the decarbonization of the economy.

A critical player in electrical infrastructure

Founded in 2019 after a carve-out from Siemens and Merlin Gerin, MasterGrid provides mission-critical maintenance services and manufactures equipment for high-voltage electrical infrastructure. The company operates globally and offers a unique combination of OEM technical expertise and comprehensive service capabilities.

30% +

annual growth over the past five years
~30%

of all high-voltage electricity in France passes through equipment maintained by MasterGrid
7

successful acquisitions integrated in recent years

Growth driven by energy transition

MasterGrid has achieved impressive growth over the past five years, fueled by the rise of renewable energy production, the lifetime extension of electrical equipment, and increasing global electricity demand. The company is actively pursuing acquisitions to consolidate the market in France and Europe, leveraging its successful integration of seven companies in recent years.

Partnering with Ardian for sustainable expansion

Ardian’s investment in July 2025 was driven by MasterGrid’s central role in the energy transition and decarbonization of the economy. The partnership focuses on expanding internationally, decarbonizing the value chain in line with SBTi commitments, and leveraging Ardian’s digital, ESG, and financing expertise.