Portfolio

We back tangible energy-transition businesses with real assets, clear end-markets and credible routes to scale.

Our portfolio spans businesses at different stages of development and currently covers three of Delta's five target investment themes across the UK, Europe, the United States and Africa.

Soler BioCarbon industrial production equipment
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Soler BioCarbon

Industrial biocarbon for hard-to-abate sectors.

Soler BioCarbon develops industrial biocarbon capacity in the United States, converting responsibly sourced biomass residues into renewable carbon for applications including steel, ferroalloys and silicon metal.

Investment2026
GeographyUnited States
ThemeBiocarbon
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Bio-Logical processed biomass feedstock
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Bio-Logical

Carbon removal and circular biomass products from agricultural residues.

Bio-Logical converts agricultural residues in Kenya into biochar, organic fertiliser and biomass energy products, creating durable carbon-removal and soil-regeneration solutions through local processing infrastructure.

Investment2024
GeographyKenya
ThemeBiocarbon
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Future Biogas anaerobic digestion plant
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Future Biogas

Commercial-scale biomethane and anaerobic digestion infrastructure.

Future Biogas develops, owns and operates anaerobic digestion and biomethane infrastructure in the United Kingdom, producing renewable biomethane, biogenic CO₂ and digestate from organic feedstocks at commercial scale.

Investment2023
GeographyUnited Kingdom
ThemeBiogas
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Field Energy battery storage site sign
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Field Energy

Grid-scale battery storage enabling a more flexible power system.

Field Energy develops, owns and operates grid-scale battery storage infrastructure across the UK and Europe, providing system flexibility and enabling greater penetration of intermittent renewable generation.

Investment2022
GeographyUK & Europe
ThemeBESS
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International
Footprint

Delta invests internationally, pursuing opportunities where local market structure, resource availability and identifiable end-market demand create a credible route to scale. Our portfolio currently spans the United States, the United Kingdom, continental Europe and East Africa.