Impulse Space
Builds highly maneuverable orbital transfer vehicles and kick stages for in-space mobility and satellite logistics
$308MSeries D extension
Role not disclosed1V
137 Ventures
Activity from announced rounds
Activity in this selectionOct 17, 2026 · Jul 20, 2026
137 Ventures is the investment firm identified by counsel in Impulse Space’s financing and in retained Hadrian and Ramp records.
Recorded funding activity
Impulse develops orbital transport. Hadrian automates defence manufacturing, while Ramp supplies corporate payments and spending tools. The records preserve their different operating models under one firm identity.
Sources
- Rounds participated in
- 2
- Confirmed lead rounds
- — 2 roles undisclosed
- New companies
- 1 First participation on record · 1 follow-on
- Funding in participating rounds
- $1.7B 2 disclosed · full round size, not this investor’s share