United Kingdom · How much has Alpha 311 raised?
Alpha 311 has raised $151M across 8 rounds since 2021.
20222023202420252026
$456KRound$900KRound$272KRound$124KRound$481KRound$148MRound$145KRound$364KRound
United Kingdom · Funded startup
Who invested in Alpha 311
8 rounds we have observed, with the 0 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Raised 8 months ago
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Funding summaryUpdated 15 Nov 2026
$151Mraised across 8 rounds since 2021, from 8 sources
$148MRound
- Latest round
- Round, $364KMar 2026
- Biggest round
- $148MRound · May 2023
- Step-upi
- 2.5×
- Investors
- 0
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, $456K Jun 2021
- Biggest round
- $148M Round · May 2023
- Usual gap between rounds
- 5 months the median of 7
The rounds
- Mar 2026Round$364K
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- May 2024Round$145K
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- May 2023Round$148M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Dec 2022Round$481K
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- May 2022Round$124K
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Feb 2022Round$272K
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Nov 2021Round$900K
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Jun 2021Round$456K
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
Funding filed with regulators
Alpha 311 filed 9 raises, $151M in all. Filings say how much was sold and to how many investors; they never name the investors.
- Mar 2026$364KUK share allotment
- May 2024$145KUK share allotment
- May 2023$148MUK share allotment
- Dec 2022$481KUK share allotment
- May 2022$124KUK share allotment
- Feb 2022$272KUK share allotment
- Nov 2021$215KUK share allotment
- Nov 2021$684KUK share allotment
- Jun 2021$456KUK share allotment
Quick answers about Alpha 311
When did Alpha 311 last raise?
Alpha 311's most recent round, $364K, was in Mar 2026.
What was Alpha 311's biggest round?
Alpha 311's largest round on record is $148M, in May 2023.
Where is Alpha 311 based?
Alpha 311 is based in the United Kingdom.
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