Organization · Angel Group
YEAST
Yeast is an association of business angels based in the Grand Est region of France, focusing on early-stage startups. Founded in late 2013, it aims to support local innovation through collaborative investment.
Overview
What YEAST does
What YEAST is
Yeast is an association of business angels based in the Grand Est region of France, focusing on early-stage startups. Founded in late 2013, it aims to support local innovation through collaborative investment.
How it participates in the startup ecosystem
The current public profile supports funder and community capabilities. Each capability below is shown separately so organization identity and role-specific information do not get conflated.
Operational profile
Organization status and context
Organization status describes the entity itself. Funding and program availability appear within the relevant capability profile.
- Operational status
- Active
- Organization type
- Angel Group
- Founded
- Founded in 2013
- Approximate age
- About 13 years
- Structured capabilities
- Funder · Community
- Last reviewed
- March 7, 2026
Official channels
Find YEAST elsewhere
Open the official website or a supported primary organization account.
Capability profile
YEAST as a funder
Investment thesis
Yeast aims to invest in early-stage startups in the Grand Est region and Luxembourg, emphasizing collaboration among its members while allowing individual decision-making on investments.
Focus narrative
Yeast invests in early-stage startups, primarily in the Grand Est region and Luxembourg. The organization emphasizes a collaborative approach where each member retains decision-making authority over their investments while contributing their expertise to the group. Yeast is a member of two federations of business angels: Est Angels and France Angels.
Focus and fit
- Stages
- Pre-seed · Seed · Seed+
Availability
- Currently deploying
- Yes
Portfolio and track record
Portfolio context
Yeast has invested in various sectors, including electric motorcycle manufacturing, production of bio-sourced materials for biomedical applications, a dedicated application for orthopedic professionals, board game manufacturing, turnkey marketing solutions, cybersecurity and cyber defense, innovative insect farming solutions, virtual reality rehabilitation, development of applications for anti-smoking support, and solutions for smart automation in asset management.
Capability profile
YEAST as a community
Community overview
Yeast is an association of business angels based in the Grand Est region of France, founded in late 2013. It was established by successful regional entrepreneurs who aim to invest in and support local startups. The organization focuses on innovative projects and operates exclusively in the Grand Est and Luxembourg.
Community focus
Yeast invests in early-stage startups, primarily in the Grand Est region and Luxembourg. The organization emphasizes a collaborative approach where each member retains decision-making authority over their investments while contributing their expertise to the group. Yeast is a member of two federations of business angels: Est Angels and France Angels.
Member value
Members of Yeast benefit from a collaborative investment approach, access to a network of successful entrepreneurs, and the opportunity to contribute their expertise to innovative projects in the region.
Membership
- Pricing models
- free
Format and cadence
- Modality
- in-person
- Schedule
- rolling-admissions
- Commitment
- light
Availability
- Membership state
- Accepting
Audience and fit
- Audience
- Founders · Investors
- Benefits
- network-access and mentorship
- Program types
- community
- Selection criteria
- open
- Stages
- Pre-seed · Seed
- Regions
- France
Community activity
- Annual events
- 12
Events and activity
Yeast organizes monthly pitch sessions for startups seeking investment, providing a platform for entrepreneurs to present their projects to potential investors.
Notable members
Notable members include Thierry Alliotte (President), Jean-Daniel Hamet (Vice-President), and various successful entrepreneurs from the region.
Common questions
What to know about YEAST
Upseed classifies YEAST under the Angel Group organization type. Its current public profile includes funder and community capabilities.
Source and update disclosure
Know what this page is based on
Source basis
Public organization and program material, official websites, and structured Upseed records.
Last reviewed
March 7, 2026
Known limits
Capability profiles appear only when a structured public profile also contains decision-useful role evidence. Terms and availability can change.
Upseed is an independent guide. It is not affiliated with or endorsed by the organization described on this page.