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SEF Ventures is a newly established venture capital firm based in Berlin, Germany. Founded with a mission to invest in sustainable technology startups, the firm focuses on sectors that contribute to the bioeconomy, circular economy, and green energy. SEF Ventures is currently in the process of raising its first fund, known as Sustainable Economy Fund I (SEF I), which aims to support early-stage companies across Europe that provide disruptive solutions to pressing environmental challenges.
The firm integrates environmental, social, and governance factors into its investment decisions, reflecting a strong commitment to sustainability. SEF Ventures operates from two office locations: Schlüterstr. 38 in Berlin and Goethestr. 43 in Munich. The founding team consists of experienced professionals with a combined 20-40 years of experience in venture capital, industry, and consulting, positioning the firm to effectively navigate the sustainable technology landscape.
SEF Ventures targets early-stage startups operating in various sectors, including alternative materials, renewable energy generation, waste management, and energy efficiency. The firm emphasizes investments in companies that provide innovative solutions to environmental challenges, contributing to the Net Zero 2050 transformation. Specific sectors of interest include:
SEF Ventures seeks startups whose technologies and business models are technically and commercially scalable within a few years. The firm aims to support companies that can significantly impact climate and environmental goals, aligning with its investment thesis focused on sustainability.
Bruno Rudnik - Managing Partner. Bruno has extensive experience in venture capital and has been involved in financing and scaling technology innovations. His background includes significant roles in various firms, contributing to his expertise in sustainable investments.
Dr. Lydia Simon - Managing Partner. Lydia is recognized for her contributions to the field of sustainable technology and has been featured in industry publications. She brings a wealth of knowledge in environmental science and investment strategies.
Oliver Borrmann - Partner. Oliver has a strong background in venture capital and technology investments, focusing on sustainable solutions. His expertise helps guide the firm’s investment decisions.
Dr. Albrecht Läufer - Partner. Albrecht has a notable track record in the industry, with experience in consulting and technology scaling. His insights are valuable for portfolio companies navigating growth challenges.
To pitch to SEF Ventures, startups should send an email to talkto@sef.ventures. It is recommended to include a comprehensive pitch deck that outlines the business model, technology, market potential, and alignment with sustainability goals. Startups should expect a response time that may vary, depending on the volume of inquiries received.
Warm introductions are beneficial but not mandatory. Founders should ensure that their pitch clearly communicates the unique value proposition and the potential impact of their solutions on environmental challenges.
As of March 2026, SEF Ventures is actively raising its first fund, Sustainable Economy Fund I (SEF I), which aims to support early-stage sustainable technology startups across Europe. The firm focuses on sectors such as the bioeconomy, circular economy, and green energy.
Recent developments indicate that the founding team, consisting of experienced professionals, is well-positioned to attract investments and support startups that align with their sustainability mission. The firm has been referenced in various publications, highlighting its commitment to promoting environmentally responsible solutions.
What are SEF Ventures' investment criteria?
SEF Ventures invests in early-stage startups that focus on sustainable technology solutions. The firm looks for companies operating in sectors such as the bioeconomy, circular economy, and green energy, particularly those that provide innovative solutions to environmental challenges.
How can startups apply or pitch to SEF Ventures?
Startups can reach out to SEF Ventures via email at talkto@sef.ventures. It is advisable to include a detailed pitch deck that outlines the business model, technology, and market potential.
What makes SEF Ventures different from other VC firms?
SEF Ventures differentiates itself by focusing exclusively on sustainable technology investments in Europe. The firm integrates environmental, social, and governance factors into its investment decisions, ensuring that all investments align with sustainability goals.
What is the geographic scope of SEF Ventures?
SEF Ventures primarily invests in early-stage companies located in Europe, targeting startups that contribute to sustainable technology advancements.
What kind of support do portfolio companies receive?
SEF Ventures provides mentorship and serves as a sounding board for its portfolio companies. The firm shares its extensive network and knowledge on technical scaling, practical applications, and strategic development.
What is the fund size and check size range for SEF Ventures?
The specific fund size and check size range for SEF Ventures have not been disclosed in available sources, as the firm is currently in the process of raising its first fund.
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