UK Energy Efficiency Benchmarks

An open, citable dataset of salaries and costs across the UK energy efficiency sector. Reviewed August 2026.

Sources: EEH guides (2026). Want your figures here? Use the form below.

Salaries (£/year)

Assessment

Role / MeasureRange (£/yr)Note
EPC Assessor28,000 – 38,000

Installation

Role / MeasureRange (£/yr)Note
Heat Pump Installer32,000 – 48,000MCS-certified installers command a premium.

Retrofit roles

Role / MeasureRange (£/yr)Note
Retrofit Coordinator38,000 – 55,000Experienced coordinators with Level 5 can exceed this.
Retrofit Assessor30,000 – 42,000Often self-employed; day rates common.
Energy Efficiency Advisor26,000 – 36,000

Typical costs (£)

Assessment

Role / MeasureRange (£)Note
EPC assessment60 – 120

Generation

Role / MeasureRange (£)Note
Solar PV (3.5kWp)5,000 – 8,000Before 0% VAT saving.

Heating

Role / MeasureRange (£)Note
Air source heat pump (installed)7,000 – 13,000Before the £7,500 Boiler Upgrade Scheme grant.

Insulation

Role / MeasureRange (£)Note
Cavity wall insulation1,000 – 2,000
Loft insulation (to 270mm)500 – 1,000

Training

Role / MeasureRange (£)Note
Heat pump installer course600 – 1,500

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Why this matters

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