Zefram
Helsinki, FI · 2 known investors
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2 people in our graph share verified history with the Zefram team — schools, employers, funds. One of them is your warm intro.
Lauri Kokkilaunlockedknows Antti Lehtimäki · together at Zefram (overlapped)
knows the team · via Vainu.io
Zefram, officially Stealth Black Oy, is a Finnish technology company that uses computers and large language models to identify sales prospects with real needs and generate tailored arguments highlighting mutual benefits. It targets B2B sales teams, aiming to help companies find suitable counterparts and communicate the value of a collaboration.
Founders & leadership
TR

Tuomas RasilainFounder
AL

Antti LehtimäkiinAntti Lehtimäki has worked in IT consulting, B2B SaaS sales, customer success operations, and software development, with experience leading product teams and writing code primarily in Python, alongside tools including MongoDB, PostgreSQL, GCP, Docker, and Kubernetes. He is co-founder of Zefram, which applies large language models to help B2B sales teams identify prospects and generate tailored sales arguments.
Investors · 2
In the news
Frequently asked questions
- What does Zefram do?
- Zefram, officially Stealth Black Oy, is a Finnish technology company that uses computers and large language models to identify sales prospects with real needs and generate tailored arguments highlighting mutual benefits. It targets B2B sales teams, aiming to help companies find suitable counterparts and communicate the value of a collaboration.
- Who founded Zefram?
- Zefram was founded by Tuomas Rasila, Antti Lehtimäki.
- Who are Zefram's investors?
- Zefram's investors include byFounders, Inventure.
- Where is Zefram headquartered?
- Zefram is headquartered in Helsinki, FI.


