Fundraising FoxSilverCircle
Venture capitalActively deployingSan Francisco · 5 people tracked
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Fund manager profile
SilverCircle is a venture fund manager based in San Francisco. SEC filings show 19 venture funds on record, most recently Capital Pool I, a series of SilverCircle, LP ($40.7M offering) filed July 2025.
Source: SEC EDGAR Form D filings. Firm website data not yet available.
Team · 5 people
from curated & public directories
Jaafer Haidar is a serial entrepreneur and co-founder at Stealth who has founded and exited four companies. He has held roles as a management consultant, company executive, and investor, and currently advises growth-stage companies while working with venture capital and private equity firms on value creation strategies.
Jonathan Weiner is a Venture Partner at Oak HC/FT, which he joined in 2014, working on growth equity and early-stage investments in healthcare and fintech. He previously led Global Business Development for Google Wallet and Payments, was part of the founding team of TxVia (acquired by Google), and founded Clarity Payment Solutions, later serving as President and COO of TSYS Prepaid. He founded the healthcare conference HLTH and co-founded the Money20/20 and Shoptalk events, and holds a Bachelor of Science from the University of Massachusetts, Amherst.
What they invest in
from 4 of 4 portfolio companiesAI & Machine Learning ×1Biotech ×1Climate Tech ×1Consumer ×1Fintech ×1FoodTech ×1Hardware ×1Marketplaces ×1
HQs:United States×2
Investments · 4 tracked
founders shown can be your intro pathBy year:2025 · 12022 · 12019 · 13 dated
Carats + Cake is an online platform featuring a curated, searchable archive of real weddings and the vendors behind them, organized by style, color, detail, and location.
ConsumerMarketplacesMedia & EntertainmentNew York, US
Jessica Levin Conroy(Executive Officer, Director)Gregor Watson(Director)inMichael Costigan(Executive Officer)
Co-investorsCorrelation VenturesRaptor GroupReshapeThe MBA Fund1Sharpe VenturesAcrew Capital+2 more
Prophetic manufactures wearable headbands with ultrasonic transmitters designed to enhance lucid dreaming and dream recall.
HardwareWellness & Fitness
Eric Wollberg(Founder)Eric Wollberg Wesley Berry(Founder)Wesley Berry(Founder)
Co-investorsBoxGroupEmbark VenturesEntrada VenturesEv3 Ventures LlcProgressionSpacecadet Ventures+1 more
ROH provides an intelligent payments platform and financial infrastructure for the hospitality industry, using automation to manage the multiple payment touchpoints in hotel transactions.
AI & Machine LearningFintechTravel & Hospitality
Ankur Randev(Principal & Chief Commercial Officer)Jess Levin Conroy(Founder)
Co-investors1Sharpe VenturesAcrew CapitalCleo CapitalCorrelation VenturesFounders FundGMO VenturePartners
Wildtype grows salmon directly from fish cells using cellular agriculture, allowing production of seafood without wild-caught or farmed fish.
BiotechClimate TechFoodTechSan Francisco, US
Justin Kolbeck(Founder)inArye Elfenbein(Founder)inJustin Kolbeck Arye Elfenbein(Founder)
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BoardJohn Melas-Kyriazi(Director)
Co-investorsBay Bridge Ventures ClimateCRV (Charles River Ventures)Maven VenturesMission BiocapitalRedefine Ventures LlcRoot Ventures Manager, Llc+20 more
Portfolio news
latest coverage across their companiesWildtype · en.wikipedia.org · Jun 16, 2026
ROH · thesaasnews.com · Apr 22, 2025
Frequently asked questions
- Where is SilverCircle located?
- SilverCircle is headquartered in San Francisco, US.
Media · Podcasts & interviews
featuring the teamStefan Weitz: HumanX CEO & SilverCircle GP Building AI Communities
Grace Gong · Stefan Weitz
Images
