# Flex Capital: portfolio, investments and team

> Flex Capital is a vc firm based in United States. 145 investments on record, 24 in the last 12 months, latest Aug 2026.

Source: https://millionrounds.com/fund/flex-capital (Millionrounds; every figure on the page links to its filing or article)

United States · [Investor](https://millionrounds.com/investors)

# Flex Capital

Last cheque observed Aug 2026; 145 cheques on record.

Email

Deploying now New fund $149M, Nov 2025 VC firm Website unconfirmed

Pre-seed Seed Series A B2B FinTech Finance & Crypto

Follow Flex Capital and see its new cheques in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Ffund%2Fflex-capital)

Deploying now

**65%** of best year **24** **cheques in 12 months**, 145 on record

Since the last cheque **65** days **00** hrs **00** min **00** sec

Median round **$7.0M** Cheque size, as they say **$25K – $10M** Rounds led **1 of 145** Sole investor **18 rounds** Mostly in **United States, 79%**

Pitch Flex Capital

## Flex Capital highlights

- 01 24 cheques in the last 12 months
- 02 Mostly Seed and Series A: 59% of its rounds
- 03 Sole investor in 18 rounds, median $2.0M

## What they do

- **Type:** VC firm (from a list, unverified)
- **Cheque size:** $25K – $10M as they say
- **Stages:** Pre-seed Seed Series A Series B Growth
- **Sectors:** B2B FinTech Finance & Crypto
- **Based in:** San Francisco, United States
- **Cold pitches:** Accepted

A website was listed for this organisation, but we could not confirm it belongs to the firm that wrote these cheques. Either the site never mentions them, or it turned out to be a different company sharing the name. We show neither it nor anything read from it. [Tell us the right one](https://millionrounds.com/corrections?slug=flex-capital).

## The record

Every round we can evidence, newest first **145 appearances**

- **2026** 19 rounds
- **Aug** **[Atorie](https://millionrounds.com/company/atorie)** Seed · US · TechCrunch **$9.5M** With 3 others
- **Aug** **[CodeRabbit](https://millionrounds.com/company/coderabbit)** Series C · US · TechStartups **$143M** With 12 others
- **Jul** **[Uniti AI](https://millionrounds.com/company/uniti-ai)** Series A · US · Alate Partners **$12M** With 8 others
- **Jul** **[Neo Security](https://millionrounds.com/company/neo-security)** Series A · US **$75M** With 3 others
- **Jun** **[Replicate Bioscience](https://millionrounds.com/company/replicate-bioscience)** Grant · US **$3.0M** With 4 others
- **Jun** **[Grid.online](https://millionrounds.com/company/grid-online)** Seed · CZ **$4.6M** With 2 others
- **Jun** **[Merchantee](https://millionrounds.com/company/merchantee)** Seed · CZ **$2.1M** With 1 other
- **May** **[Kin Health](https://millionrounds.com/company/kin-health)** Seed · US · TechCrunch **$9.0M** With 12 others
- **May** **[H1.co](https://millionrounds.com/company/h1-co)** Venture · US **Undisclosed** With 4 others
- **May** **[FaceUp](https://millionrounds.com/company/faceup)** Series A · CZ **$5.0M** With 1 other
- **Apr** **[Citra Space](https://millionrounds.com/company/citra-space)** Series A · US **$15M** With 2 others
- **Mar** **[Sygaldry Technologies](https://millionrounds.com/company/sygaldry-technologies)** Venture · US **Undisclosed** With 3 others
- **Mar** **[Choice](https://millionrounds.com/company/choice)** Series A · CZ **$6.9M** With 3 others
- **Feb** **[Giant](https://millionrounds.com/company/giant)** Seed · TechStartups **$8.0M** With 8 others
- **Feb** **[Turnstile](https://millionrounds.com/company/turnstile)** Series A · US **$29M** With 4 others
- **Jan** **[Protege](https://millionrounds.com/company/protege)** Series A · US · TechStartups **$30M** With 7 others
- **Jan** **[STRIVE](https://millionrounds.com/company/strive)** US **$119M** With 1 other
- **Jan** **[GoodDay Software](https://millionrounds.com/company/goodday-software)** Venture · US **$7.0M** With 3 others
- **Jan** **[BEAMRaiL](https://millionrounds.com/company/beamrail)** Pre-seed · US **$700K** With 1 other
- **2025** 32 rounds
- **Dec** **[Multifactor](https://millionrounds.com/company/multifactor)** Seed · US · TechStartups **$15M** With 8 others
- **Dec** **[folk](https://millionrounds.com/company/folk)** Venture · FR **Undisclosed** Sole investor
- **Dec** **[Soxton.AI](https://millionrounds.com/company/soxton-ai)** Pre-seed · US **$2.5M** With 1 other
- **Dec** **[Resemble AI](https://millionrounds.com/company/resemble-ai)** Venture · US **$13M** With 5 others
- **Nov** **[GitLaw](https://millionrounds.com/company/gitlaw)** Pre-seed · US **$3.0M** Sole investor
- **Oct** **[Estuary](https://millionrounds.com/company/estuary)** Series A · US · AlleyWatch **$17M** With 4 others
- **Sept** **[CodeRabbit](https://millionrounds.com/company/coderabbit)** Series B · US · TechCrunch **$60M** With 4 others
- **Sept** **[InCountry](https://millionrounds.com/company/incountry)** Venture · US **$10M** With 5 others
- **Sept** **[Hello Patient](https://millionrounds.com/company/hello-patient)** Series A · US **$23M** With 5 others
- **Sept** **[Nilo](https://millionrounds.com/company/nilo)** Seed · NZ **$4.0M** With 3 others
- **Sept** **[TrueMeter](https://millionrounds.com/company/truemeter)** Seed · US **$4.0M** With 3 others
- **Aug** **[Dealops](https://millionrounds.com/company/dealops)** Venture · US **$7.0M** With 3 others
- **Jul** **[Heron Data](https://millionrounds.com/company/heron-data)** Series A · DE · AlleyWatch **$17M** With 3 others
- **Jul** **[Cekura AI](https://millionrounds.com/company/cekura-ai)** Seed · US **$2.4M** With 3 others
- **Jul** **[Felt](https://millionrounds.com/company/felt)** Venture · US **$15M** With 3 others
- **Jul** **[Arbital Health](https://millionrounds.com/company/arbital-health)** Series B · US · Firms' own news pages **$31M** With 4 others
- **Jun** **[Toma](https://millionrounds.com/company/toma)** Series A · US · TechCrunch **$17M** With 6 others
- **Jun** **[Sygaldry Technologies](https://millionrounds.com/company/sygaldry-technologies)** Seed · US **$33M** With 3 others
- **Jun** **[YieldClub](https://millionrounds.com/company/yieldclub)** Pre-seed · US **$2.5M** With 2 others
- **Jun** **[Argus Systems](https://millionrounds.com/company/argus-systems)** Pre-seed · US **$3.0M** With 1 other
- **Jun** **[Shikomel](https://millionrounds.com/company/shikomel)** Series B · JP **$68M** With 2 others

An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.

## The team

Named by the firm itself, on a filing, its Form ADV or its company registration **8 named**

AH **Auren Hoffman** Managing Member of the Managing Member i Filing they signed

CJ **Christoph Jost** Managing Director of the Manager i Filing they signed

ER **Erin Rosenthal** Officer of the Issuer's Manager i Filing they signed

JL **Jeffrey Lu** Managing Member of the General Partner i Filing they signed

JN **Jeremy Neilson** Managing Director of the Issuer's Manager i Filing they signed

MJ **Mateo Johnson** Officer of the Issuer's Manager i Filing they signed

PW **Peter Waleczek** Managing Director of the Manager i Filing they signed

TM **Tod M Sacerdoti** Member of the Issuer's Investment Adviser i Filing they signed

We also hold **5** people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.

## What the register says

From the firm's own filings with the SEC, which it must file accurately by law

**$243M** gross assets of its funds Oct 2026

**3+** funds on file numbered funds in its name

**Exempt** reporting adviser venture or small private funds

- **Legal name:** FLEX Capital Management, L.L.C.
- **SEC number:** CRD 299843

## What they claim to have backed

From their own portfolio page (on their website)

**14** of 17 we have independently watched raise

[Airbyte](https://millionrounds.com/company/airbyte)[AngelList](https://millionrounds.com/company/angellist)[AppLovin](https://millionrounds.com/company/applovin)[Bolt.new](https://millionrounds.com/company/bolt-new)[Chime](https://millionrounds.com/company/chime)[CodeRabbit](https://millionrounds.com/company/coderabbit)[Datavant](https://millionrounds.com/company/datavant)[Juniper Square](https://millionrounds.com/company/juniper-square)[Perplexity](https://millionrounds.com/company/perplexity)[Replit](https://millionrounds.com/company/replit)[Summation](https://millionrounds.com/company/summation)[Supabase](https://millionrounds.com/company/supabase)[Tailscale](https://millionrounds.com/company/tailscale)[Vercel](https://millionrounds.com/company/vercel) G2 Mercury Protege

Weaker than a round we watched, stronger than a list somebody sold us. A firm is far less willing to put a company on its own site that it never funded.

New fund on file

**$149M**

raised in Nov 2025

From its SEC filing, not a journalist: a firm that has just raised has money to deploy.

## The cheque

Pre-seed Seed Series A

Median round joined **$7.0M** the round, not its cheque Alone, median **$2.0M**

Led 1 of 145 rounds **1%**

- **Said size:** $25K – $10M
- **Sole investor:** 18 rounds
- **Last cheque:** Aug 2026

Rounds by stage said on their site

- Seed said *50*
- Series A said *33*
- Venture *27*
- Series B said *16*
- Pre-seed said *11*
- Series C *3*
- Growth said *-*

Cheques by month Led Joined

Nov 2023 Oct 2026

Often in the room with

- [Y Combinator](https://millionrounds.com/fund/y-combinator) 29
- [Founders Fund](https://millionrounds.com/fund/founders-fund) 8
- [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) 7
- [Craft Ventures](https://millionrounds.com/fund/craft-ventures) 7
- [Liquid 2 Ventures](https://millionrounds.com/fund/liquid-2-ventures) 7
- [CRV](https://millionrounds.com/fund/crv) 6

**Pitching Flex Capital?** Put them on your fundraising board with this record on the card, and follow them to hear when they write a new cheque.

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## Who they invest alongside

The investors most often in the same rounds as Flex Capital. A count of rooms they were both in, not a relationship either has claimed.

[**Y Combinator** Accelerator **29** rounds together](https://millionrounds.com/fund/y-combinator)[**Founders Fund** VC firm **8** rounds together](https://millionrounds.com/fund/founders-fund)[**Alumni Ventures** VC firm **7** rounds together](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund)[**Craft Ventures** VC firm **7** rounds together](https://millionrounds.com/fund/craft-ventures)[**Liquid 2 Ventures** VC firm **7** rounds together](https://millionrounds.com/fund/liquid-2-ventures)[**CRV** VC firm **6** rounds together](https://millionrounds.com/fund/crv)[**Pioneer Fund** Private equity **6** rounds together](https://millionrounds.com/fund/pioneer-fund-2)[**Andreessen Horowitz** VC firm **5** rounds together](https://millionrounds.com/fund/andreessen-horowitz)[**Bossa Invest** VC firm **5** rounds together](https://millionrounds.com/fund/bossa-invest)[**Gaingels** Private equity **5** rounds together](https://millionrounds.com/fund/gaingels)[**8VC** VC firm **4** rounds together](https://millionrounds.com/fund/8vc)[**FJ Labs** VC firm **4** rounds together](https://millionrounds.com/fund/fj-labs)

## Recently backed

The latest companies Flex Capital put money into.

[**Atorie** $9.5M · Aug 2026](https://millionrounds.com/company/atorie)[**CodeRabbit** $143M · Aug 2026](https://millionrounds.com/company/coderabbit)[**Uniti AI** $12M · Jul 2026](https://millionrounds.com/company/uniti-ai)[**Neo Security** $75M · Jul 2026](https://millionrounds.com/company/neo-security)[**Replicate Bioscience** $3.0M · Jun 2026](https://millionrounds.com/company/replicate-bioscience)[**Grid.online** $4.6M · Jun 2026](https://millionrounds.com/company/grid-online)

## Mentioned on podcasts

Episodes that name Flex Capital in their description, not their title.

- [Village Global Podcast](https://millionrounds.com/podcasts/village-global) 31 Oct 2024 · 58 min Auren Hoffman and Ben Casnocha on Career Strategy, Undiscovered Talent, Networks, and more With [Ben Casnocha](https://millionrounds.com/person/ben-casnocha) Mentions [Auren Hoffman](https://millionrounds.com/fund/auren-hoffman)[Flex Capital](https://millionrounds.com/fund/flex-capital) Apple PodcastsShow page
- [The Twenty Minute VC](https://millionrounds.com/podcasts/20vc) 3 Nov 2023 · 50 min 20VC Roundtable: Why Early Stage Founders Should Not be Investing, Why Great Founders Have Low EQ, How the Structure of VC Firms Will Change, Will Founder-Led Funds Compete with Sequoia & Is Investing a Team Sport? Mentions [Auren Hoffman](https://millionrounds.com/fund/auren-hoffman)[Flex Capital](https://millionrounds.com/fund/flex-capital)[Jack Altman](https://millionrounds.com/fund/jack-altman) *+2* Apple PodcastsShow page

## Quick answers about Flex Capital

### What does Flex Capital invest in?

Flex Capital invests most often at Seed and Series A (59% of the rounds on record), in sectors such as B2B, FinTech and Finance & Crypto.

### How active is Flex Capital?

145 investments on record, 24 of them in the last 12 months, and it led 1. The most recent was in Aug 2026.

### What has Flex Capital invested in recently?

Its most recent investments on record: Atorie (Seed, Aug 2026), CodeRabbit (Series C, Aug 2026) and Uniti AI (Series A, Jul 2026).

### How big are Flex Capital's cheques?

The median round it joins is $7.0M. It says it writes cheques of $25K to $10M.

### Does Flex Capital lead rounds?

Sometimes: it led 1 of its 145 investments on record (1%).

### Where does Flex Capital invest?

Most of the companies it backs are in the United States (79%) and the Czechia (10%).

### Is Flex Capital investing now?

Yes: it is actively investing, with 24 investments in the last 12 months.

### Who does Flex Capital invest alongside?

Most often Y Combinator (29 rounds together), Founders Fund (8 rounds together) and Alumni Ventures (7 rounds together).

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Built from the rounds we watched, its filings and its own website, refreshed every night. [How we count](https://millionrounds.com/methodology) · [Report a correction](https://millionrounds.com/corrections?slug=flex-capital) · [Is this your firm? Claim it](https://millionrounds.com/claim?org=flex-capital)