Anna Siffermann, Senior Investment Manager at BLN Capital is an active investor based in Berlin, Berlin. This profile covers what Anna Siffermann backs, at which stage, and how founders can reach out in 2026.
Senior Investment Manager at BLN Capital; previously listed as Investment Manager at the same firm.
Anna Siffermann typically invests at Series A and Series B.
- Investor type
- VC
- Stages
- Series ASeries B
- Location
- Berlin, Berlin
- Typical check
- $2M
How to reach Anna Siffermann
Angels and operators like Anna Siffermann reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.
Reach active investors like this one
About this profile
This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise. How this data is built.
Cite this page
Round Funded. "Anna Siffermann." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/anna-siffermann
Frequently Asked Questions
Who is Anna Siffermann?
Anna Siffermann, Senior Investment Manager at BLN Capital is an active investor based in Berlin, Berlin. Anna Siffermann typically invests at Series A and Series B.
What stage does Anna Siffermann invest at?
Anna Siffermann typically invests at Series A and Series B. Lead with traction that fits the stage when you reach out.
What is Anna Siffermann's typical check size?
Anna Siffermann typically writes checks around $2M. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.