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Operations & Maintenance

Performance tomorrow. Certainty today.

How your plant runs tomorrow can affect your project economics right now.

Rely Operations & Maintenance is designed to derisk your investment by delivering superior plant availability, lowering your cost of hydrogen and improving project economics.


O&M Sensitivity

Plant availability is the hidden driver of project economics.

Green hydrogen developers often focus first on CAPEX and electricity costs. 

But project experience shows that plant availability can be one of the strongest levers for reducing LCOH. This is where O&M becomes strategic: not just a cost to manage, but a lever to improve performance, reduce risk and support bankability.

Read the full article


Rely secures performance with one integrated plant-level approach.

Our approach combines data-driven maintenance, system-level expertise and end-to-end performance guarantees to reduce interface risk and protect availability from day one.


One integrated approach covering equipment and plant, enabling clearer accountability and end-to-end performance guarantees.

Proactive maintenance, remote monitoring and data-driven optimisation help reduce downtime and improve performance.

Early O&M expertise helps design for maintainability, while continued support drives operational efficiency over time.


Expert insight: making availability bankable

Hear Evert Vanderhaegen, our Head of Operations & Maintenance, explain how O&M expertise supports reliable performance from design through operations.
 

Presentation from Evert Vanderhaegen at WHS Rotterdam 2026

Rely Operations & Maintenance Offering

Rely O&M Essential Offer

O&M

Ready to derisk your green hydrogen project with certainty?