Flume Ventures

Activity from announced rounds

Activity in this selectionOct 17, 2026 · Jul 20, 2026

Flume Ventures is an Incline Village investment firm whose own communications identify Heaviside, Hydra Host and Positron.

Recorded funding activity

Heaviside develops autonomous precision munitions. Hydra links computing infrastructure operators with AI customers, while Positron develops inference hardware and software. The company records connect the same firm to different hardware and computing systems.

Sources
Rounds participated in
2
Confirmed lead rounds
0
1 roles undisclosed
New companies
0
First participation on record · 2 follow-on
Funding in participating rounds
$60M
1 disclosed · full round size, not this investor’s share

By stage

Series B1
Series C+1

By primary sector

Defense tech1
Hardware1

By country

United States2

Rounds

2 in this selection
Positron AI

Positron AI develops memory-focused hardware and software for large-language-model inference.

≤$875MSeries C and Series C-1 financing package
Participant
Heaviside Industries

Builds autonomous precision munitions platforms for air, land, and sea forces

$60MSeries B
Role not disclosed