United Kingdom · 
Who invested in Simba Sleep?
Simba Sleep's investors include Angel Invest, JamJar Investments, Henderson Global, Michel de Carvalho and Numis Securities.
20172019202120232025
$11MRound?Venture$8.2MRound$1.0MRound$12MRound
United Kingdom · Venture startup
Who invested in Simba Sleep
Funding summaryUpdated 26 Oct 2026
$32Mraised across 5 rounds since 2017, from 5 sources
$11MRound$8.2MRound$1.0MRound$12MRound
- Latest round
- Round, $12MMay 2025
- Step-upi
- 11.9×
- 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, $11M Feb 2017
- Biggest round
- $12M Round · May 2025
- Usual gap between rounds
- 2.3 years the median of 4
The rounds
- May 2025Round$12M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Jan 2023Round$1.0M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Sept 2022Round$8.2M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Apr 2022
- Feb 2017
Funding filed with regulators
Simba Sleep filed 3 raises, $21M in all. Filings say how much was sold and to how many investors; they never name the investors.
- May 2025$12MUK share allotment
- Jan 2023$1.0MUK share allotment
- Sept 2022$8.2MUK share allotment
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.
Round2017Venture2022Round2022Round2023Round2025
Angel Invest
JamJar InvestmentsHenderson GlobalMichel de CarvalhoNumis Securities
Angel InvestJamJar InvestmentsHenderson GlobalMichel de CarvalhoNumis SecuritiesEveryone who backed them
Henderson Globalno record of our own yet1round
Michel de Carvalhono record of our own yet1round
Numis Securitiesno record of our own yet1round
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
This firm lists Simba Sleep as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.
Quick answers about Simba Sleep
How much has Simba Sleep raised?
Simba Sleep has raised $32M across 5 rounds since 2017. One round did not disclose an amount, so the total is a floor.
When did Simba Sleep last raise?
Simba Sleep's most recent round, $12M, was in May 2025.
What was Simba Sleep's biggest round?
Its most recent round, $12M in May 2025, is also its largest on record.
Who backed Simba Sleep first?
Simba Sleep's first round on record, in Feb 2017, was backed by Henderson Global, Michel de Carvalho and Numis Securities.
What stage is Simba Sleep at?
Simba Sleep's latest named round is a Venture, in Apr 2022.
Where is Simba Sleep based?
Simba Sleep is based in the United Kingdom.
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