United States · 
Who invested in Lambda?
Lambda's investors include Alumni Ventures, Gaingels, Citibank, B Capital and NVIDIA, and 5 more on record. Coatue led its latest round.
202420252026
$320MSeries C$1.5BSeries E$1.0BDebt$4.0BGrowth
United States · Growth startup
Who invested in Lambda
4 rounds we have observed, with the 10 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 1 month agoValuation: $2.0B, Oct 2024
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Funding summaryUpdated 5 Nov 2026
$6.8Braised across 4 rounds since 2024, from 7 sources
$320MSeries C$1.5BSeries E$1.0BDebt$4.0BGrowth
- Latest round
- Growth, $4.0BOct 2026
- Led by
- Coatue and Clarus Ventures
- Step-upi
- 4×
- Investors
- 10 (4 led)
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Series C, $320M Feb 2024
- Biggest round
- $4.0B Growth · Oct 2026
- Usual gap between rounds
- 5 months the median of 3
The rounds
- Oct 2026
- May 2026Debt$1.0B1 new5 returning
Reported by Firms' own news pages and 2 others
- Nov 2025Series E$1.5B6 new
Reported by Crunchbase News and 1 other
- Feb 2024
Founders and team
From Lambda's own website: 9 on the team.
- Charles Fisherchief.financial.officer()
- David Connollychief.legal.officer()
- Leonard Speiserchief.operating.officer()
- Matthew Worbychief.people.officer()
- Michael Balabanchief.product.officer()
- Michel Combeschief.executive.officer()
- Stephen Balabanchief.technology.officer()
- Steve Stewartchief.infrastructure.officer()
- Jerry Huntervice.chairman.compute.delivery()
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.
Series C2024Series E2025Debt2026Growth2026
Alumni Ventures
Gaingels
Citibank
B CapitalNVIDIA
CoatueL
JP MorganL
Clarus VenturesL
TWG GlobalL
Alpha Square Group
Alumni VenturesGaingelsCitibankB CapitalNVIDIACoatueLJP MorganLClarus VenturesLTWG GlobalLAlpha Square GroupEveryone who backed them
NVIDIACompany2rounds
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 14 firms list Lambda as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.
Quick answers about Lambda
How much has Lambda raised?
Lambda has raised $6.8B across 4 rounds since 2024.
When did Lambda last raise?
Lambda's most recent round was a Growth of $4.0B in Oct 2026, led by Coatue.
What was Lambda's biggest round?
Its most recent round, $4.0B in Oct 2026, is also its largest on record.
Who backed Lambda first?
Lambda's first round on record, in Feb 2024, was backed by Alpha Square Group.
What stage is Lambda at?
Lambda's latest named round is a Growth, in Oct 2026.
Where is Lambda based?
Lambda is based in the United States.
Who led Lambda's rounds?
TWG Global led the Series E in 2025; JP Morgan led the Debt in 2026; Coatue led the Growth in 2026.
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