Stephanie A. Rieben-de Roquefeuil
Stephanie A. Rieben-de Roquefeuil, Co-Founder/CEO @Diadem Capital, a Venture Ecosystem Platform | Investor | LP | Venture Deal Flow (Venture Capital & Venture Debt) | $7B+ Raised for Companies | Money 20/20 USA RiseUp (2023 Alumna + 20 at Alumni Ventures, posted 8 times in the last 90 days. That is about 0.6 posts a week; the most recent went up on Oct 16, 2026. Most of those were images (75%), with text-only posts at 13% and videos at 13%. Everything in that window was an original post, no reshares. Alumni Ventures has 59 other people in the benchmark, including Grace Gong, Coco Sellman and Laura (Bordewieck) Rippy.
What format they post
Also posting at Alumni Ventures
- Grace GongFounder @Smart Venture Media | Host @Smart Venture Pod | LinkedIn Top Voices | ex- VC | author No.1 📚 on Amazon VC Category | 120k+ followers | 11M+ impressions / year | Angel Investor | LIVE with a 68 posts
- Coco SellmanAcquisition Entrepreneur | Exited Founder (8-figure exit) | Seeking to Acquire & Scale a Founder-Led Business | CEO, A Force for Good | Impact Investor | Board Director48 posts
- Laura (Bordewieck) RippyManaging Partner and Board Member, Alumni Ventures41 posts
Post counts are the public LinkedIn posts Imagine AI collects for this person, taken over the 90 days to Oct 16, 2026; reshares are left out of the post count and the format mix. Follower counts come from the last profile check. The band compares a typical post, the geometric mean of reactions on posts that have had two weeks to settle, with the Imagine AI research baseline of 20,000+ posts from B2B startups. How the benchmark is built.
