UK Cleantech startup funding

UK Cleantech startups have raised £2bn across 183 rounds since January 2023, 3.4% of the money raised by all UK startups in that time (debt excluded). In 2026 so far, 31 rounds have raised £592m, with a median round of £6m.

Total raised

£2bn

13 rounds undisclosed

Rounds

183

since 2023

Companies

150

raising at least once

Median round

£4.2m

of rounds with an amount

Overview

Money raised each quarter

£m
Money raised each quarterMoney raised each quarter: 16 rows. Highest: Q3 26 (£376m). Lowest: Q4 26 (£24.8m).Q1 23: £163m. 19 roundsQ2 23: £147m. 18 roundsQ3 23: £163m. 20 roundsQ4 23: £143m. 7 roundsQ1 24: £87.8m. 16 roundsQ2 24: £176m. 17 roundsQ3 24: £66.3m. 13 roundsQ4 24: £62.5m. 12 roundsQ1 25: £236m. 10 roundsQ2 25: £37.4m. 7 roundsQ3 25: £76.7m. 4 roundsQ4 25: £48.1m. 9 roundsQ1 26: £46.1m. 6 roundsQ2 26: £145m. 10 roundsQ3 26: £376m. 9 roundsQ4 26: £24.8m. 6 rounds£0m£100m£200m£300m£400mQ1 23Q2 23Q3 23Q4 23Q1 24Q2 24Q3 24Q4 24Q1 25Q2 25Q3 25Q4 25Q1 26Q2 26Q3 26Q4 26£163m£147m£163m£143m£87.8m£176m£66.3m£62.5m£236m£37.4m£76.7m£48.1m£46.1m£145m£376m£24.8m
Show the data as a table
LabelValue (£m)Note
Q1 23£163m19 rounds
Q2 23£147m18 rounds
Q3 23£163m20 rounds
Q4 23£143m7 rounds
Q1 24£87.8m16 rounds
Q2 24£176m17 rounds
Q3 24£66.3m13 rounds
Q4 24£62.5m12 rounds
Q1 25£236m10 rounds
Q2 25£37.4m7 rounds
Q3 25£76.7m4 rounds
Q4 25£48.1m9 rounds
Q1 26£46.1m6 rounds
Q2 26£145m10 rounds
Q3 26£376m9 rounds
Q4 26£24.8m6 rounds

Latest rounds

The 50 most recent rounds matching the filters. Select one for the company's full record.

Latest funding rounds
DateCompanyCitySectorStageAmount
3 Nov 2026LondonCleantechOther / undisclosed£2.2m
1 Nov 2026—Cleantech +1SeedUndisclosed
27 Oct 2026SalisburyCleantechSeries A£4.5m
15 Oct 2026OxfordCleantechSeries A£6m
8 Oct 2026CambridgeCleantechPre-Seed£2.1m
5 Oct 2026CardiffCleantechSeries A£10m
24 Sep 2026BristolCleantechOther / undisclosed£4m
15 Sep 2026LondonCleantechSeries A£7.4m
2 Sep 2026LondonCleantechSeed£3.7m
14 Aug 2026CoventryCleantechOther / undisclosedUndisclosed
13 Aug 2026LondonCleantechPre-Seed£700k
10 Aug 2026ManchesterCleantechGrant£3m
23 Jul 2026OxfordCleantechSeries C£22.2m
20 Jul 2026CambridgeCleantechSeries B£334m
14 Jul 2026LondonCleantechOther / undisclosed£889k
22 Jun 2026LondonCleantechSeries A£30.2m
2 Jun 2026LondonCleantechSeed£20.4m
1 Jun 2026DorsetCleantechOther / undisclosed£2.3m
27 May 2026LondonCleantechOther / undisclosed£4m
18 May 2026LondonCleantechSeed£4.7m
6 May 2026CambridgeCleantechOther / undisclosed£44m
5 May 2026CambridgeCleantechSeed£7.4m
23 Apr 2026BathCleantechOther / undisclosed£3.5m
22 Apr 2026EdinburghCleantechSeed£10m
10 Apr 2026LondonCleantechOther / undisclosed£18.5m
25 Mar 2026—CleantechOther / undisclosed£8.9m
24 Mar 2026LondonCleantechOther / undisclosed£5.2m
19 Mar 2026LondonCleantechSeries A£11.2m
5 Mar 2026LondonCleantechSeries A£11.3m
6 Feb 2026BristolCleantech +1Seed£6.4m
13 Jan 2026LondonCleantechOther / undisclosed£3m
5 Dec 2025LondonCleantechOther / undisclosed£1.9m
5 Nov 2025ManchesterCleantechOther / undisclosedUndisclosed
1 Nov 2025—Cleantech +1Seed£968k
31 Oct 2025CambridgeCleantechSeries A£15.2m
30 Oct 2025LondonCleantechOther / undisclosed£190k
24 Oct 2025CambridgeCleantechSeries A£13.4m
24 Oct 2025LondonCleantechSeries A£10m
22 Oct 2025OxfordCleantechSeed£5.2m
22 Oct 2025LondonCleantechPre-Seed£1.2m
27 Aug 2025LondonCleantechOther / undisclosed£1m
8 Aug 2025LondonCleantechOther / undisclosed£735k
7 Aug 2025HethelCleantechGrowth/LateUndisclosed
6 Aug 2025CambridgeCleantechOther / undisclosed£75m
17 Jun 2025LondonCleantechOther / undisclosedUndisclosed
10 Jun 2025FalkirkCleantechOther / undisclosed£3.2m
29 Apr 2025LondonCleantechOther / undisclosed£3.9m
23 Apr 2025BristolCleantechSeed£2.7m
16 Apr 2025CambridgeCleantechOther / undisclosed£22.6m
8 Apr 2025BelfastCleantechOther / undisclosed£2.1m

Explore by city and sector

Cities

#CityRoundsRaised since 2023
1London95£753m
2Cambridge12£568m
3Wakefield1£99.8m
4Cranfield2£91.8m
5Cambridgeshire1£62m
6Lincolnshire2£60m
7Oxford6£55.7m
8Cornwall1£53.6m
9Manchester8£31.6m
10Bristol6£22.8m

Sectors

#SectorRoundsRaised since 2023
1Fintech523£12bn
2Healthtech423£8.18bn
3Software658£6.02bn
4AI218£5.17bn
5Semiconductors36£5.14bn
6Energy175£4.51bn
7Transportation102£4.38bn
8Cloud10£2.82bn
9Cleantech183£2bn
10Deeptech103£1.37bn

Median round size by stage

£m
Median round size by stageMedian round size by stage: 5 rows. Highest: Series C (£22.2m). Lowest: Pre-Seed (£0.76m).Pre-Seed: £0.76m. median of 16 roundsSeed: £3.6m. median of 27 roundsSeries A: £8.02m. median of 31 roundsSeries B: £21m. median of 7 roundsSeries C: £22.2m. median of 5 rounds£0m£10m£20m£30mPre-SeedSeedSeries ASeries BSeries C£0.76m£3.6m£8.02m£21m£22.2m
Show the data as a table
LabelValue (£m)Note
Pre-Seed£0.76mmedian of 16 rounds
Seed£3.6mmedian of 27 rounds
Series A£8.02mmedian of 31 rounds
Series B£21mmedian of 7 rounds
Series C£22.2mmedian of 5 rounds

The 10 biggest rounds hold 49% of the money

£m
The 10 biggest rounds hold 49% of the moneyThe 10 biggest rounds hold 49% of the money: 3 rows. Largest share: Top 10 rounds with 48%.Top 10 rounds: 48% (£969m)Next 40 rounds: 33% (£659m)Other 120 rounds: 19% (£370m)Top 10 rounds: 48% (£969m)Next 40 rounds: 33% (£659m)Other 120 rounds: 19% (£370m)48% Top 10 rounds33% Next 40 rounds19% Other 120 rounds
Show the data as a table
LabelValue (£m)Share
Top 10 rounds£969m48%
Next 40 rounds£659m33%
Other 120 rounds£370m19%

Year on year

2026 is up 49% on the same period of 2025 (1 Jan to 7 Nov).

£m
Year on yearYear on year: 4 rows across 1 Jan to 7 Nov, Full year. Largest total: 2026 (£1,184m).2023: 1 Jan to 7 Nov £505m, Full year £616m2023: 1 Jan to 7 Nov £505m, Full year £616m2024: 1 Jan to 7 Nov £354m, Full year £392m2024: 1 Jan to 7 Nov £354m, Full year £392m2025: 1 Jan to 7 Nov £397m, Full year £398m2025: 1 Jan to 7 Nov £397m, Full year £398m2026: 1 Jan to 7 Nov £592m, Full year £592m2026: 1 Jan to 7 Nov £592m, Full year £592m1 Jan to 7 NovFull year£0m£200m£400m£600m£800m2023202420252026£505m£616m£354m£392m£397m£398m£592m£592m
Show the data as a table
Label1 Jan to 7 Nov (£m)Full year (£m)
2023£505m£616m
2024£354m£392m
2025£397m£398m
2026£592m£592m

Data as of , updated daily at midnight UK timeData: Tech.eu Funding Explorer

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