Julien Coustaury
Founding Partner @ Fil Rouge Capital (FRC)
Palo Alto, United States
Julien Coustaury is a seed investor at Fil Rouge Capital (FRC) in Palo Alto focused on SaaS and Information Technology. Julien Coustaury is the Founding Partner of Fil Rouge Capital and he was a CEO at Vega. He has a master's degree from EFREI Paris.
- Total investments:
- 13
- Last investment:
- Lead investor:
- 8%
Last updated:
For AI agents: llms.txt
Industries Julien Coustaury invests in
Stages Julien Coustaury invests in
Countries Julien Coustaury invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $318k–$341k
Investment Focus
Industry
- SaaS 3 (23%)
- Information Technology 3 (23%)
- B2B 2 (15%)
- Shipping 2 (15%)
- Software 2 (15%)
Stage
- Seed 6 (46%)
- Series A 2 (15%)
- Angel 1 (8%)
- Pre-Seed 1 (8%)
- Venture - Series Unknown 1 (8%)
Country
- Austria 2 (15%)
- Slovenia 2 (15%)
- Luxembourg 1 (8%)
- United States 1 (8%)
- United Kingdom 1 (8%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Synaps is the internet's fastest architectural design platform!Inspired by transformative platforms like Figma and Miro, we envisioned a new era for architects—a world where simplicity and collaboration is at the epicenter of the design process.With Synaps, users can draft plans, collaborate in real time and share their designs with aglobal community of architects. | $3.6M / Pre-Seed / Apr 30, 2026 | ||
| Eurosender is a modern platform that combines advanced automation capabilities and can be used by companies of different scale as their own outsourced digital logistics department. Eurosender’s mission is to empower companies to understand and manage their logistics process exclusively online - at no cost, to accumulate and analyse relevantinformation about their logistics operations, base their decisions on data and thus, increase their efficiency by anticipating possible disruptions.We complement robust logistics software with a team of logistics specialists who keep close to businesses’ problems and can address them by offering tailor-made solutions. Eurosender is a global logistics marketplace, an effective link between transportation providers and businesses, using pricing and service technologies to help companies scale and optimize their operations.The company was founded in 2014 and it is headquartered in Luxembourg, having offices in London, Berlin, Ljubljana, Kiev and Gdynia. | Series A / Nov 16, 2017 | ||
| Established in 2013, TVbeat provides a comprehensive TV Inventory Management & Yield Optimization SaaS Framework designed for TV Inventory owners, giving such TV sell-side players the essential tools to succeed in the ever changing TV ecosystem. Our SaaS Framework solves key addressable and non-addressable TV requirements & challengesthrough provision of holistic measurement, forecasting, planning, order management and optimization capabilities and self-serve applications. Such features can be leveraged across owned & operated TV inventories, media partner inventory and acquired inventory from 3rd party sources (DSPs & exchanges). TVbeat’s solution is being used successfully in the United States, United Kingdom, Canada, Ireland, France, Africas, Spain, Belgium, Middle East, Scandinavia to name a few. All of this is achieved by a world class team of engineers, data scientists, product managers and client support staff. Our offices are located in New York, London and Zagreb. | $2.4M / Venture - Series Unknown / Jul 11, 2017 | ||
| Established in 2013, TVbeat provides a comprehensive TV Inventory Management & Yield Optimization SaaS Framework designed for TV Inventory owners, giving such TV sell-side players the essential tools to succeed in the ever changing TV ecosystem. Our SaaS Framework solves key addressable and non-addressable TV requirements & challengesthrough provision of holistic measurement, forecasting, planning, order management and optimization capabilities and self-serve applications. Such features can be leveraged across owned & operated TV inventories, media partner inventory and acquired inventory from 3rd party sources (DSPs & exchanges). TVbeat’s solution is being used successfully in the United States, United Kingdom, Canada, Ireland, France, Africas, Spain, Belgium, Middle East, Scandinavia to name a few. All of this is achieved by a world class team of engineers, data scientists, product managers and client support staff. Our offices are located in New York, London and Zagreb. | Series A / Jun 20, 2017 | ||
| Povio is your extra hand in design and development. Our goal is to make building software a great, quick and delightful experience. | Seed / Jun 19, 2017 | ||
Povio App
|
Seed / Jun 19, 2017 | ||
| Borza terjatev is the operator of a P2P financing market for businesses, operating in Slovenia and Croatia. We provide convenient on-line working capital finance for SMEs and simple, low-risk money placement to investors. | $317.8K / Seed / Nov 30, 2016 | ||
| App-Ray, headquartered in Vienna, Austria, is the leading provider of automated Android application security scanning.App-Ray provides fully automated security analysis of mobile applications to find security issues, privacy breaches and data leaking potentials. It augments existing mobile security solutions to classify and provide deepinsights on application behavior.App-Ray enables app-store providers to screen incoming apps, developers to identify vulnerabilities and organisations to handle risks associated with mobile applications.Founded in 2015, App-Ray is a spin-off of Fraunhofer Institute. | Seed / Nov 18, 2016 | ||
| Eurosender is a modern platform that combines advanced automation capabilities and can be used by companies of different scale as their own outsourced digital logistics department. Eurosender’s mission is to empower companies to understand and manage their logistics process exclusively online - at no cost, to accumulate and analyse relevantinformation about their logistics operations, base their decisions on data and thus, increase their efficiency by anticipating possible disruptions.We complement robust logistics software with a team of logistics specialists who keep close to businesses’ problems and can address them by offering tailor-made solutions. Eurosender is a global logistics marketplace, an effective link between transportation providers and businesses, using pricing and service technologies to help companies scale and optimize their operations.The company was founded in 2014 and it is headquartered in Luxembourg, having offices in London, Berlin, Ljubljana, Kiev and Gdynia. | Seed / Oct 10, 2016 | ||
| App-Ray, headquartered in Vienna, Austria, is the leading provider of automated Android application security scanning.App-Ray provides fully automated security analysis of mobile applications to find security issues, privacy breaches and data leaking potentials. It augments existing mobile security solutions to classify and provide deepinsights on application behavior.App-Ray enables app-store providers to screen incoming apps, developers to identify vulnerabilities and organisations to handle risks associated with mobile applications.Founded in 2015, App-Ray is a spin-off of Fraunhofer Institute. | Seed / Sep 18, 2016 | ||
| See all 13 investments → | |||
Co-Investors
About Fil Rouge Capital (FRC)
Fil Rouge Capital (FRC) invests in early stage businesses from angel investment, seed, VC and Series A rounds through a combination of equity and debt structures.FRC’s approach is to target investments that complement the skills and experience of its Founders so that they can bring more than just capital to help a business grow. Both FRC’sFounders have a core knowledge of technology, services, and an entrepreneurial history that they can bring to the benefit of an investment. FRC is Europe-centric, and with a base in Ljubljana, Slovenia, there is an additional focus on Central and Eastern Europe, Austria and Southern Germany. On an opportunistic basis FRC will look at deals throughout Europe and also the United States. The Founders are well-connected to accelerators in Central Europe and in Silicon Valley.
Fil Rouge Capital (FRC) Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Ales Pustovrh
Founder and Partner
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Julien Coustaury
Founding Partner
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Aleksandra Faust
Managing partner
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Ana Bognar
Operations Director at Fil Rouge Capital
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Mili Ibrulj
Principal
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FAQ
What does Julien Coustaury invest in?
Julien Coustaury invests primarily in SaaS, Information Technology and B2B startups, most often at Seed and Series A stage. Most of the 13 investments tracked by Shizune back companies in Austria. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What round sizes does Julien Coustaury invest in?
Julien Coustaury typically joins rounds of $318k–$341k at Seed. These are whole funding-round sizes, not Julien Coustaury's own check, which is rarely disclosed: the 10th–90th percentile of the confirmed public funding rounds Julien Coustaury took part in.
How do I contact Julien Coustaury?
Public channels for Julien Coustaury include LinkedIn and X (Twitter). For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did Julien Coustaury last invest?
The most recent investment recorded for Julien Coustaury closed in Apr 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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