Green Days Pollutec 2025

7 – 10 Oct 2025 | Eurexpo Lyon, France

ServiceUpdated on 6 October 2025

OREGE GREEN GAS

XAVIER WAGNER

CEO at Orège

Paris, France

About

Orège Green Gas-Unlocking the Full Potential of Biogas

Turning Underperforming Digesters Into Energy Assets – Without CAPEX

Most anaerobic digesters underperform not because of their design, but because of the poor quality of sludge they receive. Orège Green Gas changes that.

Our compact, modular, and chemical-free pre-treatment unit conditions and thickens raw sludge in a single pass – from 2–3% to 6–8% dry solids, thanks to our patented SLG-F™ technology. No chemicals. No heat. No CAPEX required.

Key Benefits

  • Up to +40% more biogas yield

  • Lower polymer use & reduced sludge volume

  • Mobile and turnkey deployment – launch in days

  • Fixed installation option for long-term performance

  • Ideal for plants without Thermal Hydrolysis (THP) or the budget for it

Why Choose Orège Green Gas?

With Green Gas, municipalities and industries can:

  • Maximize energy recovery from existing assets

  • Cut operational costs and improve digester efficiency

  • Accelerate progress toward climate and carbon neutrality targets

  • Unlock renewable energy from every drop of sludge

Service & Partnership Models

We provide pilots, mobile service units, and turnkey models to fit plant needs and budgets. Our teams ensure fast setup and measurable results, making it easy to scale from trial to permanent solution.

Orège Green Gas – Digest More. Spend Less. No CAPEX.

👉 Meet us at Pollutec to discover how you can boost your biogas yields and accelerate the energy transition.

Type

  • Manufacturing

Applies to

  • Water and waste water
  • Energy

Organisation

Orège

SME

Paris, France

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