Draper Associates

Activity from announced rounds

Activity in this selectionUnited States · Oct 14, 2026 · Jul 17, 2026
Rounds participated in
3
Confirmed lead rounds
0
1 roles undisclosed
New companies
3
First participation on record · 0 follow-on
Funding in participating rounds
$84M
3 disclosed · full round size, not this investor’s share

By stage

Seed2
Series A1

By primary sector

Biotech1
Defense tech1
Mobility1

By country

United States3

Rounds

3 in this selection
Cloverleaf Bio

Cloverleaf Bio is developing engineered transfer RNA therapies that use a modified tRNA payload to inhibit cancer cells' RNA-modifying enzymes. Its lead program targets liver cancer and is advancing toward clinical testing; a second antibody-tRNA program for colorectal cancer remains preclinical.

$33MSeed
Participant
Poseidon Aerospace

Poseidon Aerospace is developing unmanned cargo aircraft for commercial freight and defense logistics. Its Egret short-takeoff-and-landing freighter and Heron seaplane are designed to move heavy loads between small, remote or water-based operating sites without an onboard pilot.

$11MSeed
Participant
Aurelius Systems

Develops AI-powered autonomous directed-energy systems to detect and neutralize drone threats

$40MSeries A
Role not disclosed