Technology directory

Energy technologies, explained independently.

We start with your business and its energy requirements — not with a product. This directory sets out the renewable, low-carbon, efficiency, storage, flexibility and electrification technologies available to UK organisations, and what actually determines whether each one fits.

19 categories · 107 technologies

Browse by category

Categories are maintained by UEG and expand as the market develops. Where we do not yet hold enough substantiated detail on a technology, we say so rather than filling the gap.

Solar

Photovoltaic and solar thermal technologies for commercial and industrial sites, from rooftop arrays to ground-mounted schemes.

7 technologies

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Energy storage

Electrical and thermal storage technologies that shift energy in time, manage peaks and support flexibility.

11 technologies

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Wind

Onshore, small-scale and offshore wind generation technologies.

6 technologies

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Heat pumps

Electrically driven heat pump technologies for space heating, hot water and process heat.

6 technologies

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Heat recovery

Technologies that capture and reuse heat that would otherwise be rejected.

5 technologies

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Biomass and bioenergy

Fuels and conversion technologies derived from biological and organic feedstocks.

7 technologies

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Hydro

Water-driven generation and pumped storage technologies.

5 technologies

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Geothermal

Energy recovered from the ground, mine water and deeper geological resources.

4 technologies

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Hydrogen

Hydrogen production, storage and end-use technologies.

6 technologies

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Fuel cells

Electrochemical generation technologies for stationary power and heat.

3 technologies

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EV and transport electrification

Charging infrastructure and vehicle-grid technologies for fleets and workplaces.

7 technologies

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Energy management

Metering, monitoring, controls and software that make energy use visible and controllable.

8 technologies

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Demand flexibility

Technologies and services that shift or reduce demand in response to grid and market signals.

6 technologies

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Grid and private energy networks

Connection, distribution and power quality technologies behind and in front of the meter.

7 technologies

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CHP and distributed generation

On-site generation technologies producing power close to the point of use.

4 technologies

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Waste to energy

Recovering energy from residual waste and waste streams.

4 technologies

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Carbon management

Technologies for capturing, using and storing carbon, and for decarbonising industry.

5 technologies

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Building energy efficiency

Measures that reduce demand before generation is considered.

6 technologies

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Emerging technologies

Technologies at earlier commercial maturity that do not yet justify their own category.

0 technologies

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Suppliers behind the technologies

Alongside the technology directory we are building an independent UK supplier directory — manufacturers, distributors, installers, EPC contractors, integrators, consultants, funders and software providers.

Not sure which technologies are right for your sites?

An Energy Transition Review starts with your consumption, operations and constraints — then identifies which of these technologies are worth pursuing, and in what order.