# Demeter: portfolio, investments and team

> Demeter is a private equity based in France. 84 investments on record, 4 in the last 12 months, latest Sept 2026. Portfolio, stages, co-investors and team.

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

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

# Demeter

Last cheque observed Sep 2026; 84 cheques on record.

Deploying now New fund $870K, Dec 2024 Private equity Now at demea-si.com

Pre-seed Seed Series A Smart Grids Solar Energy

Deploying now

**24%** of best year **4** **cheques in 12 months**, 84 on record

Since the last cheque **55** days **00** hrs **00** min **00** sec

Median round **$6.6M** Rounds led **0 of 84** Sole investor **23 rounds** Mostly in **France, 95%**

Pitch Demeter

## Demeter highlights

- 01 4 cheques in the last 12 months
- 02 Mostly Venture and Seed: 62% of its rounds
- 03 Sole investor in 23 rounds, median $3.5M

## What they do

- **Type:** Private equity (from a list, unverified)
- **Cheque size:** From $500K as they say
- **Stages:** Pre-seed Seed Series A Series B Growth
- **Sectors:** Smart Grids Solar Energy
- **Based in:** Paris, France
- **Cold pitches:** Not stated

## The record

Every round we can evidence, newest first **84 appearances**

- **2026** 4 rounds
- **Sept** **[Jay&Joy](https://millionrounds.com/company/jay-and-joy)** Crowdfunding · FR **$118K** With 1 other
- **Mar** **[ALTR](https://millionrounds.com/company/altr)** Venture · US **Undisclosed** Sole investor
- **Mar** **[Instant System](https://millionrounds.com/company/instant-system)** Venture · FR **Undisclosed** With 1 other
- **Jan** **[Quideos](https://millionrounds.com/company/quideos)** Seed · FR **$6.1M** With 2 others
- **2025** 9 rounds
- **Oct** **[Allergen Alert](https://millionrounds.com/company/allergen-alert)** Seed · FR **$4.2M** With 1 other
- **Oct** **[Upciti](https://millionrounds.com/company/upciti)** Series A · FR **$20M** With 4 others
- **Jul** **[ALTR](https://millionrounds.com/company/altr)** Seed · US **$5.0M** With 1 other
- **Jul** **[Praysbee](https://millionrounds.com/company/praysbee)** Seed · FR **$3.5M** Sole investor
- **Apr** **[Ynsect](https://millionrounds.com/company/ynsect-2)** Venture · FR **$11M** With 3 others
- **Mar** **[Spareka](https://millionrounds.com/company/spareka)** Crowdfunding · FR **$3.2M** With 1 other
- **Feb** **[Sirius NeoSight](https://millionrounds.com/company/sirius-neosight)** Seed · FR **$4.6M** With 3 others
- **Jan** **[AISPRID](https://millionrounds.com/company/aisprid)** Series A · FR **$10M** With 3 others
- **Jan** **[Jay&Joy](https://millionrounds.com/company/jay-and-joy)** Venture · FR **$2.1M** With 1 other
- **2024** 15 rounds
- **Dec** **[Sweetch Energy](https://millionrounds.com/company/sweetch-energy)** Venture · FR **Undisclosed** With 3 others
- **Nov** **[Lactips](https://millionrounds.com/company/lactips)** Venture · FR **$17M** With 4 others
- **Nov** **[Kapsera](https://millionrounds.com/company/kapsera)** Series A · FR **$4.4M** With 3 others
- **Nov** **[ZE Energy](https://millionrounds.com/company/ze-energy)** Series B · FR **$59M** Sole investor
- **Sept** **[Pony](https://millionrounds.com/company/pony)** Series B · FR **$14M** With 2 others
- **Sept** **[Sirfull Technology](https://millionrounds.com/company/sirfull-technology)** Venture · FR **$6.6M** With 1 other
- **Jul** **[Nutriearth](https://millionrounds.com/company/nutriearth)** Venture · FR **$8.6M** With 1 other
- **Jun** **[GIREVE](https://millionrounds.com/company/gireve)** Venture · FR **$22M** With 2 others
- **Jun** **[Viti-Tunnel](https://millionrounds.com/company/viti-tunnel)** Seed · FR **$2.2M** Sole investor
- **Jun** **[MORFO](https://millionrounds.com/company/morfo)** Venture · FR **Undisclosed** With 2 others
- **Jun** **[Onafis](https://millionrounds.com/company/onafis)** Venture · FR **$6.4M** With 1 other
- **May** **[Recyc'Elit](https://millionrounds.com/company/recyc-elit)** Venture · FR **Undisclosed** With 2 others
- **Apr** **[See You Sun](https://millionrounds.com/company/see-you-sun)** Venture · FR **$49M** With 1 other
- **Jan** **[Doctibike](https://millionrounds.com/company/doctibike)** Venture · FR **$1.1M** With 1 other
- **Jan** **[Minitrucks Robotics](https://millionrounds.com/company/minitrucks-robotics)** Seed · FR **$1.6M** Sole investor
- **2023** 15 rounds
- **Nov** **[RED Horticulture](https://millionrounds.com/company/red-horticulture)** Series A · FR **$19M** Sole investor
- **Oct** **[Les Nouveaux Affineurs](https://millionrounds.com/company/les-nouveaux-affineurs)** Seed · FR **$1.7M** With 1 other
- **Sept** **[E-Recycle](https://millionrounds.com/company/e-recycle)** Venture · FR **$1.6M** Sole investor
- **Sept** **[Qualisteo](https://millionrounds.com/company/qualisteo)** Venture · FR **$5.4M** With 2 others
- **Jun** **[BeFC Bioenzymatic Fuel Cells](https://millionrounds.com/company/befc-bioenzymatic-fuel-cells)** Series A · FR **$17M** With 5 others
- **May** **[Aptimiz](https://millionrounds.com/company/aptimiz)** Series A · FR **$3.5M** Sole investor
- **May** **[ICTYOS](https://millionrounds.com/company/ictyos)** Seed · FR **$1.6M** Sole investor
- **May** **[Bout' à Bout](https://millionrounds.com/company/bout-a-bout)** Venture · FR **$8.0M** Sole investor
- **Mar** **[Geoflex](https://millionrounds.com/company/geoflex)** Series A · FR **$6.4M** Sole investor
- **Mar** **[ZEWAY](https://millionrounds.com/company/zeway)** Series B · FR **$28M** With 1 other
- **Feb** **[Chouette](https://millionrounds.com/company/chouette)** Venture · FR **$4.8M** With 3 others
- **Jan** **[Maltivor](https://millionrounds.com/company/maltivor)** Seed · FR **$856K** Sole investor

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 **2 named**

JA **Jeffrey A. Sexton** Founder & a Director i Filing they signed

PJ **Philip J. Steele** Chief Technology and Development Officer i Filing they signed

We also hold **31** 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.

New fund on file

**$870K**

raised in Dec 2024

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 **$6.6M** the round, not its cheque Alone, median **$3.5M**

Led 0 of 84 rounds **0%**

- **Said size:** From $500K
- **Sole investor:** 23 rounds
- **Last cheque:** Sept 2026

Rounds by stage said on their site

- Venture *27*
- Seed said *18*
- Series A said *17*
- Series B said *8*
- Crowdfunding *3*
- Pre-seed said *-*
- Growth said *-*

Cheques by month Led Joined

Nov 2023 Oct 2026

Often in the room with

- [Bpifrance](https://millionrounds.com/fund/bpifrance) 16
- [Banque des Territoires](https://millionrounds.com/fund/banque-des-territoires) 10
- [BNP Paribas](https://millionrounds.com/fund/bnp-paribas) 6
- [Go Capital](https://millionrounds.com/fund/go-capital) 6
- [Breega](https://millionrounds.com/fund/breega) 3
- [EIC Accelerator](https://millionrounds.com/fund/eic-accelerator) 3

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## Who they invest alongside

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

[**Bpifrance** Government **16** rounds together](https://millionrounds.com/fund/bpifrance)[**Banque des Territoires** VC firm **10** rounds together](https://millionrounds.com/fund/banque-des-territoires)[**BNP Paribas** VC firm **6** rounds together](https://millionrounds.com/fund/bnp-paribas)[**Go Capital** VC firm **6** rounds together](https://millionrounds.com/fund/go-capital)[**Breega** VC firm **3** rounds together](https://millionrounds.com/fund/breega)[**EIC Accelerator** Government **3** rounds together](https://millionrounds.com/fund/eic-accelerator)[**EISMEA** Investment firm **3** rounds together](https://millionrounds.com/fund/eismea)[**Innovacom** VC firm **3** rounds together](https://millionrounds.com/fund/innovacom)[**Supernova Invest** VC firm **3** rounds together](https://millionrounds.com/fund/supernova-invest)[**The Yield Lab** VC firm **3** rounds together](https://millionrounds.com/fund/the-yield-lab)[**Wilco** Accelerator **3** rounds together](https://millionrounds.com/fund/wilco)[**Blue Horizon** Private equity **2** rounds together](https://millionrounds.com/fund/blue-horizon)

## Recently backed

The latest companies Demeter put money into.

[**ALTR** Mar 2026](https://millionrounds.com/company/altr)[**Instant System** Mar 2026](https://millionrounds.com/company/instant-system)[**Quideos** $6.1M · Jan 2026](https://millionrounds.com/company/quideos)[**Allergen Alert** $4.2M · Oct 2025](https://millionrounds.com/company/allergen-alert)[**Upciti** $20M · Oct 2025](https://millionrounds.com/company/upciti)[**Praysbee** $3.5M · Jul 2025](https://millionrounds.com/company/praysbee)

## Quick answers about Demeter

### What does Demeter invest in?

Demeter invests most often at Venture and Seed (62% of the rounds on record), in sectors such as Smart Grids, Solar and Energy.

### How active is Demeter?

84 investments on record, 4 of them in the last 12 months. The most recent was in Sept 2026.

### What has Demeter invested in recently?

Its most recent investments on record: Jay&Joy (Crowdfunding, Sept 2026), ALTR (Venture, Mar 2026) and Instant System (Venture, Mar 2026).

### How big are Demeter's cheques?

The median round it joins is $6.6M.

### Does Demeter lead rounds?

Rarely, if at all: none of its 84 investments on record names it as the lead.

### Where does Demeter invest?

Most of the companies it backs are in France (95%) and the United States (5%).

### Is Demeter investing now?

Yes: it is actively investing, with 4 investments in the last 12 months.

### Who does Demeter invest alongside?

Most often Bpifrance (16 rounds together), Banque des Territoires (10 rounds together) and BNP Paribas (6 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=demeter) · [Is this your firm? Claim it](https://millionrounds.com/claim?org=demeter)