United States · 
Who invested in Colossal Biosciences?
Colossal Biosciences's investors include TWG Global, Liquid 2 Ventures, Draper Associates, Builders VC and At One Ventures.
20252026
$200MSeries C$120MSeries C$60MSeries C
United States · Series C startup
Who invested in Colossal Biosciences
3 rounds we have observed, with the 5 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 9 months agoValuation: $1.0B, Oct 2024
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Funding summaryUpdated 5 Nov 2026
$380Mraised across 3 rounds since 2025, from 5 sources
$200MSeries C$120MSeries C$60MSeries C
- Latest round
- Series C, $60MFeb 2026
- Biggest round
- $200MSeries C · Jan 2025
- Investors
- 5 (1 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, $200M Jan 2025
- Biggest round
- $200M Series C · Jan 2025
- Usual gap between rounds
- 8 months the median of 2
The rounds
- Feb 2026
- Sept 2025
- Jan 2025Series C$200M1 new
TWG GlobalLead
Also list them on their own siteMaiora Ventures
Reported by Crunchbase News and 2 others
Funding filed with regulators
Colossal Biosciences filed one raise, $163M in all. Filings say how much was sold and to how many investors; they never name the investors.
- Jan 2023$163MSEC Form D
Founders and team
From Colossal Biosciences's own website: 8 on the team.
- Chris KleeExecutive Vice President, Marketing & Design
- Michael DoughertyExecutive Vice President - Creative Entertainment
- Andrew BuseyChief Product Officer
- Regulatory Affairs LeadChief Science Officer
- Sarah GrantChief Of Staff
- Amanda BastawrosHead of HR
- Jillian McCallMarketing Director
- Sara OrdDirector of Biotechnology Innovation
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 C2025Series C2025Series C2026TWG GlobalLL
Liquid 2 Ventures
Draper Associates
Builders VC
At One Ventures
TWG GlobalLLLiquid 2 VenturesDraper AssociatesBuilders VCAt One VenturesEveryone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 11 firms list Colossal Biosciences 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 Colossal Biosciences
How much has Colossal Biosciences raised?
Colossal Biosciences has raised $380M across 3 rounds since 2025.
When did Colossal Biosciences last raise?
Colossal Biosciences's most recent round was a Series C of $60M in Feb 2026.
What was Colossal Biosciences's biggest round?
Colossal Biosciences's largest round on record is $200M (Series C), in Jan 2025, led by TWG Global.
Who backed Colossal Biosciences first?
Colossal Biosciences's first round on record, in Jan 2025, was backed by TWG Global.
What stage is Colossal Biosciences at?
Colossal Biosciences's latest named round is a Series C, in Feb 2026.
Where is Colossal Biosciences based?
Colossal Biosciences is based in the United States.
Who led Colossal Biosciences's rounds?
TWG Global led the Series C in 2025.
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