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Jeff Rosen

Investor

Managing Partner at Broom Ventures

San Francisco Bay Area

Writes $250K – $750K checks · typically $500K

Find your path to Jeff

301 people in our graph can introduce you to Jeff.

Each arrow is one introduction. Sign up to fill in the first one.

Ask Dan Von Kohorn to introduce you to Jeff

You →Dan · together at Broom Ventures (2019–2026) →Jeff

Ask Jamie Chen to introduce you to Jeff

You →Jamie · together at Sourcery →Jeff

Ask Sam Okafor to introduce you to Jeff

You →Sam · 2 people · together at Aspire Public Schools →Jeff

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  • 2nd- and 3rd-degree connections: people you know who worked, studied or invested with Jeff
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We rank every route by how warm it is, so you raise on warm intros instead of cold emails.

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Experience

  1. Broom VenturesFounder, Managing Partner 🧹current2019 — presentSan Francisco Bay Area
  2. RhombusCo-founder and COO2018 — 2021
  3. Sparta ScienceSenior Software Engineer2017 — 2018San Francisco Bay Area
  4. Sourcery Technologies, Inc.Senior Software Engineer2015 — 2016San Francisco Bay Area
  5. Nasdaq Private MarketSoftware Engineer2014 — 2015San Francisco
  6. Teach For America2011 Corps Member2011 — 2013San Francisco Bay Area
  7. Aspire Public SchoolsAP Calculus and Precalculus Teacher2011 — 2013San Francisco Bay Area

Skills & more

Data Analysis7Ruby on Rails16Ruby13JavaScript11jQuery12Git10Heroku10CSS7HTML10Python7Backbone.js11SQL12
+10 morePostgreSQLAJAXWeb DevelopmentPair ProgrammingObject Oriented DesignBack-endTest Driven DevelopmentRSpecNonprofitsSpanish

Languages Spanish

From Jeff's professional profile.

Investments

Investor

Advantage ClubFankiFiduKapitalPray.comProductWindQuaestorRillaTiveWritesonic

Per curated public sources.

Colleagues at Broom Ventures

Dan Von Kohorn
Managing Partner at Broom Ventures

Network3

Ben Narasin
General Partner at Tenacity Venture Capital
Dan Von Kohorn
Managing Partner at Broom Ventures
Taylor Oliver
Partner at Cervin Ventures

Investors connected to Jeff in public investor directories — a warm-intro map.

Frequently asked questions

Who is Jeff Rosen?
Managing Partner at Broom Ventures
Where does Jeff Rosen work?
Jeff Rosen is Managing Partner at Broom Ventures.
What check size does Jeff Rosen write?
Jeff Rosen typically writes checks of $250K – $750K.
What companies has Jeff Rosen invested in?
Investments tracked here include Advantage Club, Fanki, Fidu, Kapital, Pray.com, ProductWind, Quaestor, Rilla, Tive, Writesonic.
Where did Jeff Rosen go to school?
Jeff Rosen studied at Yale University (B.A., Mathematics and Philosophy, Political Science).

Same school

Shared employers