California

Flux Capital

Flux Capital, based in California, backs deep tech, industrial, and fintech startups from Pre-Seed to Series A, with checks from $250k to $10M, and can lead rounds.

Entry stagePre-seed, Seed, Series A
Check size$250K to $10M
Leads roundsYes
FocusDeep tech, Industrial, Fintech
Latest fundn/a
Investing team4 peopleNo activity since Sep

Who you would pitch at Flux Capital

4 people on the investing team, 3 of them partners who can make the call. Partners are listed first.

Work here and something is wrong? Ask for a correction.

Writes $250K to $10M checks. Its smallest check is larger than 33% of firms in the atlas.

Bars: how many firms in the atlas report each band. Highlighted: this firm.

No recent activity since September 2026. Quiet does not mean closed.

Weekly count of activity updates. Activity is not a confirmed deal.

Before you pitch

How to reach them[email protected]

Notable investments

Figure AIValar Atomics

In their words

Early-Stage Venture CapitalFlux Capital invests $250K–$5M from pre-seed to Series A in AI, robotics, hard tech, manufacturing and fintech. We back high-agency founders with conviction.www.fluxcapital.com
Founders and investors at a Mode VC gathering

Send Mode VC your deck

Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.

Send your deck

Alert me when Flux Capital is active

One email when this firm shows new activity. Nothing else.

Firms like Flux Capital

On these lists

Questions

What stage does Flux Capital invest in?

Flux Capital reports entry at pre-seed, seed, series a.

How much does Flux Capital invest?

Flux Capital reports checks of $250K to $10M.

Does Flux Capital lead rounds?

Yes. Flux Capital says it can lead.

Who are the partners at Flux Capital?

Ari Stiegler (Founder), Mike Loretz (General Partner), Andrew Darcovich (Partner).

Is Flux Capital active right now?

No recent activity since September 2026.

Work at Flux Capital? Claim or correct this profile.