Investor profile
Denis Efremov
Accelerator, Venture capital & Principal at R136 Ventures, Mentor at Alchemist Accelerator
Denis Efremov is a Mentor at Alchemist Accelerator, whose known portfolio counts 20 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Principal at R136 Ventures, whose known portfolio counts 12 companies
- Rescale
- Airwallex
- Blueshift
- InSpace
- Blockchain.com
- Rookout
- SegmentStream
- ThetaRay
- Deci AI
- Mynd
- GridGain
- Fura
Mentor at Alchemist Accelerator, whose known portfolio counts 20 companies
- Fluence
- Werover
- 36ZERO Vision
- Actual AI
- Universal Fuel Technologies
- Infis AI
- Armeta
- Cosign AI
- Donkit
- FelixFusion Corporation
- Glidlely
- Kimaru AI
- and 8 more
Investor Profile
Founders in the listed sectors AI, FinTech, Hardware and Healthcare, and focus areas AI Applications, Cloud Infrastructure, DevOps and Developer Tools fall inside that listing.
Alchemist Accelerator appears in Growth, Pre-Seed and Seed rounds across its known deals.
The firm portfolio and the focus above give founders context on whether Denis Efremov matches their raise.
Colleagues
Showing 20 of 52
Edith Harbaugh
Startup Mentor
Oakland, United States
Ravi Belani
Chief Executive Officer
San Francisco, United States
Chris H. Leeb
Portfolio Entrepreneur
San Francisco, United States
Jayesh Sahasi
Mentor
San Francisco, United States
David Fox
Mentor
San Francisco, United States
Kevin R.
Mentor ¦ Advisor
Dubai, United Arab Emirates
Jordan Kretchmer
Strategic Advisor
Mill Valley, United States
Ishan Singh
Mentor
India
Peter Stridh
Mentor
Los Angeles, United States
Azeez Olawale-Arish Yusuff
Startup Mentor
Edmonton, Canada
John Braze
Business Coach
Tampa, United States
Vishal Arora
Mentor
Los Angeles, United States
Kate Laurence
Mentor
Washington, United States
Clay Maxwell
Mentor
San Francisco, United States
Maulik Mehta
Mentor
New York City, United States
Andrew Scheuermann
Coach and Investor
Stanford, United States
Stephen Seymour
Partner
San Francisco, United States
Eran Gilad
Mentor
Los Angeles, United States
Philip Saidely
Mentor
New York, United States
Takumi Ishigami
Mentor, Alchemist Japan
Tokyo, Japan
Frequently asked questions
Who is Denis Efremov?
Denis Efremov is an accelerator partner and venture capital investor based in Limassol, Cyprus, listed as Mentor at Alchemist Accelerator. The known portfolio of that firm counts 20 companies. That portfolio belongs to the firm, not to Denis Efremov personally.
What does Denis Efremov invest in?
Listed sectors include AI, FinTech, Hardware and Healthcare; listed focus areas include AI Applications, Cloud Infrastructure, DevOps and Developer Tools. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Denis Efremov invest at?
Alchemist Accelerator appears in Growth, Pre-Seed and Seed rounds across its known deals, and Denis Efremov is listed there as Mentor. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Denis Efremov listed at?
Denis Efremov is listed as Mentor at Alchemist Accelerator. 52 other people in the database share a firm with Denis Efremov.
How do I contact Denis Efremov?
An email address and a LinkedIn page are on file for Denis Efremov. The address stays masked on this page and is readable inside RaiseHunt after you create an account. The database holds no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal