Zero is an AI-native customer relationship platform that helps startup revenue teams find leads, manage deals and grow accounts.
D
Defiant
Activity from announced rounds
Activity in this selectionsolidium-5681ed23
Defiant is a B2B software and fintech venture manager whose official portfolio identifies Rivia, Zero and Blitzy.
Recorded funding activity
Zero develops customer-management software for startup revenue teams. Blitzy applies autonomous agents to enterprise software development, while Rivia connects fragmented clinical-trial data. These company records identify this manager separately from Defiance Ventures and unrelated namesakes.
Sources
- Rounds participated in
- 3
- Confirmed lead rounds
- 0 2 roles undisclosed
- New companies
- 3 First participation on record · 0 follow-on
- Funding in participating rounds
- $225.3M 3 disclosed · full round size, not this investor’s share
By stage
By primary sector
By country
Rounds
3 in this selectionZero
$10.3MSeed
ParticipantBlitzy
Autonomous software development platform that deploys thousands of AI agents to complete enterprise codebases
$200MGrowth
Role not disclosedRivia
Builds a data engine for clinical trial intelligence to unify fragmented data and enable AI-driven insights
$15MSeries A
Role not disclosed