
Our Vision: Pioneering Sustainable Nutrition
At Green Stream Foods, we are committed to revolutionizing the future of food through sustainable, innovative, and nutritious solutions. Our mission is to harness the power of mycelia fermentation and advanced biotechnology to create products that meet the growing global demand for high-quality, non-animal protein.
Biotechnology for a Greener Future
Committed to sustainable food solutions using mycelia fermentation and biotechnology.
High-Quality Plant-Based Protein
Creating high-quality, non-animal protein to meet global demand for nutritious food.
Over a Decade of Research
Over a decade of research establishing leadership in science and sustainability.
Meet the Core Team
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Head of Research
Pierre Schneider
Pierre Schneider leads the research efforts at Green Stream Foods, bringing broad and extensive experience in the field of fermentation technology. With a background in microbiology and biotechnology, Pierre has spearheaded numerous research projects that have significantly contributed to the company's success.
His expertise in optimizing fermentation processes and developing innovative bioproducts is central to Green Stream Foods' mission of creating sustainable, nutritious food alternatives. Under Pierre's leadership, the research team continues to push the boundaries of what is possible in mycelia-based food production.

Founder & CTO
Martin Frettlöh
01
Martin Frettlöh is a serial entrepreneur with a deep passion for sustainable innovation. As the founder of Green Stream Foods, Martin brings a wealth of experience from various successful ventures in the biotech and food industries.
His vision for Green Stream Foods is rooted in the belief that the future of food lies in sustainable, non-animal protein sources.
With a strong background in business strategy and a keen eye
for emerging technologies, Martin has been instrumental
in steering the company toward groundbreaking advancements
in mycelia fermentation and bioprocessing.

CEO
Tobias
Wingbermuehle
9 years of experience in Sales, Marketing and Fundraising
Scaled two businesses
Advisory
03

CxO
Lutz
Eckardt
10 years of experience in lab design
Advisory

Lead Engineer
Matteo
Serra
Lab
04

Engineer
Valentina
Weinert
Lab
A Decade of Research and Development
Over the past 10 years, Green Stream Foods has invested heavily in research and development, focusing on pioneering sustainable food technologies. Our extensive R&D efforts have led to the development of cutting-edge fermentation processes, innovative use of side streams, and the development of a patented technology.
Research & Development
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State-of-the-Art
Research Site
Available Resources:
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Lab Scale R&D: Equipped with 5 - 30 litre bioreactors for process optimization.
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S2 Laboratory: Fully equipped with analytical, research, and development tools.
Upcoming Developments:
New Facility Investment: We are in the process of refurbishing a former industrial building, expected to be completed in 2025. This new facility will include:
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Space 1: 181.85 m² with a height of 7.20m.
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Space 2: 141.24 m².
Pilot Plant:
Setting up a bioreactor suite with capacities ranging from 5 litres to 3,000 litres, enabling us to scale up production and accelerate commercialization.
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Research Facility
Meet the Core Team
02
Pierre Schneider leads the research efforts at Green Stream Foods, bringing broad and extensive experience in the field of fermentation technology. With a background in microbiology and biotechnology, Pierre has spearheaded numerous research projects that have significantly contributed to the company's success.
His expertise in optimizing fermentation processes and developing innovative bioproducts is central to Green Stream Foods' mission of creating sustainable, nutritious food alternatives. Under Pierre's leadership, the research team continues to push the boundaries of what is possible in mycelia-based food production.
01
Martin Frettlöh is a serial entrepreneur with a deep passion for sustainable innovation. As the founder of Green Stream Foods, Martin brings a wealth of experience from various successful ventures in the biotech and food industries.
His vision for Green Stream Foods is rooted in the belief that the future of food lies in sustainable, non-animal protein sources.
With a strong background in business strategy and a keen eye
for emerging technologies, Martin has been instrumental
in steering the company toward groundbreaking advancements
in mycelia fermentation and bioprocessing.

Founder & CTO
Martin Frettlöh

Head of Research
Pierre Schneider

Advisor
Tobias
Wingbermuehle
9 years of experience in Sales, Marketing and Fundraising
Scaled two businesses
Advisory
03

Advisor
Lutz
Eckardt
10 years of experience in lab design
Advisory

Lead Engineer
Matteo
Serra
Lab
04

Engineer
Valentina
Weinert
Lab
Meet the Core Team
Martin Frettlöh is a serial entrepreneur with a deep passion for sustainable innovation. As the founder of Green Stream Foods, Martin brings a wealth of experience from various successful ventures in the biotech and food industries.
His vision for Green Stream Foods is rooted in the belief that the future of food lies in sustainable, non-animal protein sources.
With a strong background in business strategy and a keen eye
for emerging technologies, Martin has been instrumental
in steering the company toward groundbreaking advancements
in mycelia fermentation and bioprocessing.

Founder & CTO
Martin Frettlöh
01
02
.jpg)
Head of Research
Pierre Schneider
Pierre Schneider leads the research efforts at Green Stream Foods, bringing broad and extensive experience in the field of fermentation technology. With a background in microbiology and biotechnology, Pierre has spearheaded numerous research projects that have significantly contributed to the company's success.
His expertise in optimizing fermentation processes and developing innovative bioproducts is central to Green Stream Foods' mission of creating sustainable, nutritious food alternatives. Under Pierre's leadership, the research team continues to push the boundaries of what is possible in mycelia-based food production.
03
Advisory
04
Lab Team

Advisor
Tobias Wingbermuehle

Advisor
Lutz
Eckardt

Lead Engineer
Matteo Serra

Engineer
Valentina Weinert
A Decade of Research & Development
Over the past 10 years, Green Stream Foods has invested heavily in research and development, focusing on pioneering sustainable food technologies. Our extensive R&D efforts have led to the development of cutting-edge fermentation processes, innovative use of side streams, and the development of a patented technology.