# Ouest Croissance

> Ouest Croissance is a VC fund in Saint-herblain backing Software, Water and Mobile. See 13 investments, check sizes, portfolio. Updated Aug 2026.

- Type: VC Fund
- Location: Saint-herblain, France
- Total investments: 13
- Last investment: Jul 2026
- Lead investor: 8%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/ouest-croissance
- X (Twitter): https://www.twitter.com/ouestcroissance
- Website: http://www.ouest-croissance.com

Ouest Croissance is a VC fund in Saint-herblain focused on Software and Water. Partner companies not listed, Western Growth is specialized for over 20 years in operations mobility of capital and financing needs of growing businesses. Player in capital investment in the Far West, they offer the leaders of financial solutions to support the major stages in the life of the company - reclassification, transmission anddevelopment. The aim of West Growth: create long-term value for shareholders and executives.More than an investor, the Western philosophy of growth is based on partnerships with businesses. They act without constraint of time and are invested with managers in the strategic thinking, the study of growth and external financing, the optimization of the financing solutions required means and the establishment of better systems of motivation and 'shares. Since its inception, more than 400 partner companies have regional trust West Growth.

## Round sizes

| Stage | Round size |
| --- | --- |
| Venture - Series Unknown | $1.5M–$58M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 4 | 31% |
| Water | 1 | 8% |
| Mobile | 1 | 8% |
| Retail | 1 | 8% |
| Computer | 1 | 8% |

30 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Funding Round | 5 | 38% |
| Venture - Series Unknown | 4 | 31% |
| Private Equity | 2 | 15% |
| Series A | 1 | 8% |
| Debt Financing | 1 | 8% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Amarris | Amarris is positioned as the group of French chartered accountants. | $17.1M | Venture - Series Unknown | Jul 01, 2026 |  |
| Easy Cash | Easy Cash is a marketplace that offers a broad range of used and refurbished products includes electronics, house appliances, and telephony. |  | Private Equity | Jul 18, 2025 |  |
| Starway | Starway is speciaized in the designing and marketing of electric bicycles. |  |  | Jun 13, 2023 |  |
| Thrasos A.I. | Thrasos A.I are revolutionizing biosecurity management in industry. | $1.5M | Venture - Series Unknown | Nov 29, 2022 |  |
| Placeshaker | Placeshaker publishes and designs specialized project management software for renovation and rehabilitation sites. | $5.1M | Venture - Series Unknown | Jan 19, 2022 |  |
| DUFFAU | DUFFAU is an expertise and innovation capacity to the industry's technological development. They teams are dedicated to providing solutions that combine energy savings, industrial performance, and environmental stewardship. |  | Debt Financing | Nov 30, 2021 |  |
| Lhyfe | Lhyfe is a developer, investor, and supplier of 100% green hydrogen for mobility and industry. | $58M | Venture - Series Unknown | Oct 01, 2021 |  |
| Lantana Paysage | Lantana Paysage offers garden maintenance services. Lantana Paysage is involved in creation and development on all aspects of the private garden : from the portal to the terrace (wood, natural stone, concrete imitation wood, ...), going through the fence, concrete, decorative concrete, deactivated concrete, emulsion, gravel stabilizer, etc.),garden, sprinkler system, low consumption lighting, basins, etc. | $1.8M |  | Nov 10, 2015 |  |
| Qowisio | Qowisio is a global leader that dedicates to low cost and low power cellular network for the IoT (LPWAN). It offers a wide range of connected devices and technological bricks in order to address new use cases for SMBs and blue-chip customers. The company’s products are used in fuel tank monitoring and power metering applications. Qowisio is aFrance-based company that was founded in 2009. | $11M |  | Jun 10, 2015 |  |
| Cat Amania | Cat Amania provides computer engineering services. The company is based in Saint Herblain, France. | $4.9M |  | Feb 26, 2010 |  |

10 of 13 investments shown.

## Co-investors
- [Bpifrance](https://shizune.co/investors/profile/bpifrance) — VC Fund, 3 deals together
- [BNP Paribas Développement](https://shizune.co/investors/profile/bnp-paribas-developpement) — VC Fund, 2 deals together
- [BNP Paribas Private Equity](https://shizune.co/investors/profile/bnp-paribas-private-equity) — VC Fund, 2 deals together
- [Arkea Capital](https://shizune.co/investors/profile/arkea-capital) — VC Fund, 1 deal together
- [NextStage](https://shizune.co/investors/profile/aurel-nextstage) — VC Fund, 1 deal together
- [Banque des Territoires](https://shizune.co/investors/profile/banque-des-territoires) — VC Fund, 1 deal together

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## FAQ

### What does Ouest Croissance invest in?

Ouest Croissance invests primarily in Software, Water and Mobile startups, most often at Funding Round and Venture - Series Unknown stage. Most of the 13 investments tracked by Shizune back companies in France. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Ouest Croissance's check size?

Ouest Croissance typically joins rounds of $1.5M–$58M at Venture - Series Unknown. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Ouest Croissance participates in.

### When did Ouest Croissance last invest?

The most recent investment recorded for Ouest Croissance closed in Jul 2026. Shizune tracks 13 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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