Investor profile
Callum Booker
Syndicate / Angel group, Venture capital & Founder at Agent Capital, Venture Partner at NextGen Venture Partners
Callum Booker is a Founder at Agent Capital, whose known portfolio counts 12 companies.
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Investment focus
- Focus
- AI ApplicationsAPIAnalyticsBiotechClinical TrialsCloud InfrastructureCybersecurityDataDeveloper APIsDeveloper ToolsDiagnosticsDigital HealthDrug DiscoveryEnterprise SaaSGeneticsGenomicsImmunologyLife ScienceMachine LearningNeurosciencePaymentsPersonal HealthRare DiseaseSecurityTherapeuticsTransportationWorkforceTech
Contacts
Affiliated funds' portfolios
Founder at Agent Capital, whose known portfolio counts 12 companies
- Hone Health
- Star Therapeutics
- TRex Bio
- Cerevance
- Interius BioTherapeutics
- GlycoEra
- The General Intelligence Company
- Composio
- Foresight Diagnostics
- Q32 Bio
- Cantai Therapeutics
- Ashibio
Venture Partner at NextGen Venture Partners, whose known portfolio counts 9 companies
- Fourier Health
- RunSafe Security
- Ensis
- Genesis Computing
- Receive
- Abett
- MirrorTab
- Statt
- Sandbox Wealth
Investor Profile
The listing covers sectors AI, Commerce, Education and FinTech, and focus areas AI Applications, API, Analytics and Biotech. Startups operating in these areas may find Callum Booker relevant.
Agent Capital appears in Growth, Late-Stage and Pre-Seed rounds across its known deals.
The firm portfolio and the focus above give founders context on whether Callum Booker matches their raise.
Colleagues
Showing 20 of 92
Maxwell Wessel
Venture Partner
San Francisco, United States
Conor Sibley
Venture Partner
Arlington, United States
Rick E. Wittenbraker
Member
Austin, United States
Justin Saye
Venture Partner
Los Angeles, United States
Joshua Bogart
Member
Arlington, United States
Chris May
Venture Partner
Lexington, United States
Eric Koester
Venture Partner
Washington, United States
Craig Kaplan
Venture Partner
Los Angeles, United States
Jamey Jeff
Investor
Washington, United States
Michael W. Wellman
Venture Partner
Herndon, United States
Georgia Weidman
Venture Partner
Tutwiler, United States
Chris Keller
Managing Partner
Boston, United States
David Sandrowitz
Venture Partner
Vienna, United States
Deepen Parikh
NYC Founding Member / Venture Partner
New York, United States
Vaughn Blake
Venture Partner
Los Angeles, United States
John Glasspool
Venture Partner
Boston, United States
Geeta Vemuri
Founder
Boston, United States
Lolita Taub
Venture Partner
San Diego, United States
Preston Noon
Co-Founder
Boston, United States
Gautam Thakar
Venture Partner
Mumbai, India
Frequently asked questions
Who is Callum Booker?
Callum Booker is a syndicate member and venture capital investor based in Austin, Texas, United States, listed as Founder at Agent Capital. The known portfolio of that firm counts 12 companies. That portfolio belongs to the firm, not to Callum Booker personally.
What does Callum Booker invest in?
Listed sectors include AI, Commerce, Education and FinTech; listed focus areas include AI Applications, API, Analytics and Biotech. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Callum Booker invest at?
Agent Capital appears in Growth, Late-Stage and Pre-Seed rounds across its known deals, and Callum Booker is listed there as Founder. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Callum Booker listed at?
Callum Booker is listed as Founder at Agent Capital. 92 other people in the database share a firm with Callum Booker.
How do I contact Callum Booker?
An email address, a phone number and a LinkedIn page are on file for Callum Booker. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal