United Kingdom · Who invested in MiAlgae?
MiAlgae's investors include Scottish Enterprise, Hill House Capital, Ascension, UK government and Old College Capital Lp.
20222023202420252026
$1.2MRound$1.6MRound$1.1MRound$646KRound$19MSeries A$2.0MGrant$4.5MSeries A
United Kingdom · Series A startup
Who invested in MiAlgae
Funding summaryUpdated 26 Oct 2026
$30Mraised across 7 rounds since 2022, from 7 sources
$1.2MRound$1.6MRound$1.1MRound$646KRound$19MSeries A$2.0MGrant$4.5MSeries A
- Latest round
- Series A, $4.5MMar 2026
- Biggest round
- $19MSeries A · Sept 2024
- Step-upi
- 2.3×
- Investors
- 5
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Round, $1.2M Apr 2022
- Biggest round
- $19M Series A · Sept 2024
- Usual gap between rounds
- 8 months the median of 6
The rounds
- Mar 2026Series A$4.5M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Dec 2025Grant$2.0M2 new3 returning
Source recorded
- Sept 2024
- Jul 2023Round$646K
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Apr 2023Round$1.1M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Jul 2022Round$1.6M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Apr 2022Round$1.2M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
Funding filed with regulators
MiAlgae filed 9 raises, $36M in all. Filings say how much was sold and to how many investors; they never name the investors.
- Apr 2026$1.2MUK share allotment
- Mar 2026$3.3MUK share allotment
- Nov 2025$9.0MUK share allotment
- Jul 2024$2.2MUK share allotment
- Jul 2024$16MUK share allotment
- Jul 2023$646KUK share allotment
- Apr 2023$1.1MUK share allotment
- Jul 2022$1.6MUK share allotment
- Apr 2022$1.2MUK share allotment
Founders and team
From MiAlgae's own website: 1 founder, 4 on the team.
Douglas MartinCEO and Founder
- Simon DurrantChief Financial Officer (CFO)
- Adam MorrisonAssistant Site Manager
- Jerome QuiohilagAssociate Director Manufacturing
- Shreekanth RamananthanTechnical Director
Who was in which round
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Round2022Round2022Round2023Round2023Series A2024Grant2025Series A2026
Scottish Enterprise
Hill House Capital
AscensionUK governmentOld College Capital Lp
Scottish EnterpriseHill House CapitalAscensionUK governmentOld College Capital LpEveryone who backed them
UK governmentGovernment1round
Old College Capital LpVC firm1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about MiAlgae
How much has MiAlgae raised?
MiAlgae has raised $30M across 7 rounds since 2022.
When did MiAlgae last raise?
MiAlgae's most recent round was a Series A of $4.5M in Mar 2026.
What was MiAlgae's biggest round?
MiAlgae's largest round on record is $19M (Series A), in Sept 2024.
Who backed MiAlgae first?
MiAlgae's first round on record, in Sept 2024, was backed by Scottish Enterprise, Hill House Capital and Ascension.
What stage is MiAlgae at?
MiAlgae's latest named round is a Series A, in Mar 2026.
Where is MiAlgae based?
MiAlgae is based in the United Kingdom.
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