Tumblr Investors

15 investors on Angel Roster list Tumblr in their portfolio. Most are venture capital firms and private equity firms, the most common stage is Series A and the largest groups are based in the United States.

Investors are matched on the company name in their portfolio, so companies that share the name Tumblr can appear together.

Investors listed
15
With verified email
80%
Most common stage
Series A
Top location
United States

Updated October 13, 2026 · How we compile this data

Top 15 Tumblr investors

The most complete profiles first. Showing 15 of 15.

  • Albert WengerVerified

    Venture Capital, Angel/Individual, Investment Partner · United States

    SeedSeries AEnterprise SoftwareAnalytics

    Portfolio: Shift EV, impactMarket, ChangeX, Avoidance of Mass Extinctions Engine and 21 more

    Verified email available

  • Brad BurnhamVerified

    Venture Capital, Angel/Individual, Investor · United States

    Series AHealth CareHealthcare DeliveryCybersecurityWomen Founded

    Portfolio: Stack Overflow, Yieldmo, UpCompany, Simulmedia and 16 more

    Verified email available

  • Jason CalacanisVerified

    Angel/Individual, Investment Partner · United States

    SeedPre-SeedAdvertisingHealth CareE-commerceEvents Services

    Portfolio: Tribu, Talla, Gigster, 15Five and 159 more

    Verified email available

  • Andrew HansenVerified

    Venture Capital, Advisor, Private Equity Firm · United States

    Health CareWomen FoundedEnterprise SoftwareConsumer Goods

    Portfolio: WorkMarket, Course Hero, Curology, Postmates and 22 more

    Verified email available

  • Ching WuVerified

    Venture Capital · United States

    Health CareWomen FoundedEnterprise SoftwareConsumer Goods

    Portfolio: WorkMarket, Course Hero, Curology, Postmates and 22 more

    Verified email available

  • Chris ShanahanVerified

    Venture Capital, Private Equity Firm, Marketing Operator · United States

    Health CareE-commerceEvents ServicesCybersecurity

    Portfolio: Anaplan, Collective Health, Tesla, Foursquare and 64 more

    Verified email available

  • Dave MorinVerified

    Angel/Individual · United States

    Local CommerceHealth CareE-commerceSports

    Portfolio: Amberjack, Eaze, 15Five, Contactually and 95 more

    Verified email available

  • Jocelyn KinseyVerified

    Venture Capital, Private Equity Firm · United States

    Health CareE-commerceEvents ServicesCybersecurity

    Portfolio: Anaplan, Collective Health, Tesla, Foursquare and 64 more

    Verified email available

  • John FisherVerified

    Venture Capital, Private Equity Firm · United States

    Health CareE-commerceEvents ServicesCybersecurity

    Portfolio: Anaplan, Collective Health, Tesla, Foursquare and 71 more

    Verified email available

  • Kevin TuVerified

    Venture Capital, Private Equity Firm, Marketing Operator · United States

    Health CareE-commerceEvents ServicesCybersecurity

    Portfolio: Anaplan, Collective Health, Tesla, Foursquare and 64 more

    Verified email available

  • Sandesh PatnamVerified

    Private Equity Firm · United States

    Health CareE-commerceEvents ServicesCybersecurity

    Portfolio: Anaplan, Collective Health, Tesla, Foursquare and 64 more

    Verified email available

  • Shervin PishevarVerified

    Angel/Individual

    AdvertisingE-commercePaymentsInformation Technology (IT)

    Portfolio: Exitround, Rixty, AngelList, BlackJet and 86 more

    Verified email available

  • Bijan Sabet

    Venture Capital, Advisor, Founder · United States

    E-commerceEvents ServicesPaymentsWomen Founded

    Portfolio: Foursquare, Lift, RunKeeper, Academia.edu and 24 more

    Contact details available

  • Nick Procaccini

    Venture Capital, Advisor, Private Equity Firm · United States

    Health CareWomen FoundedEnterprise SoftwareConsumer Goods

    Portfolio: WorkMarket, Course Hero, Curology, Postmates and 22 more

    Contact details available

  • Sam Visal

    Venture Capital, Private Equity Firm, Marketing Operator · United States

    Health CareE-commerceEvents ServicesCybersecurity

    Portfolio: Anaplan, Collective Health, Tesla, Foursquare and 64 more

    Contact details available

By investment stage

By location

Related industries

Most-backed portfolio companies

Frequently asked questions

How many Tumblr investors are on Angel Roster?

Angel Roster lists 15 Tumblr investors. 12 of them (80%) include a verified email address.

What types of investors are they?

The most common investor types are Venture Capital Firms (11), Private Equity Firms (8) and Angel Investors (5). An investor can have more than one type, for example an angel who is also a venture partner.

Which stages do Tumblr investors invest in?

Among those that list a stage, the most common are Series A (2), Seed (2) and Pre-Seed (1).

Where are Tumblr investors based?

Most are based in the United States (14).

Which companies have Tumblr investors backed?

The most-backed portfolio companies among them are SolarCity (9), SpaceX (9), Foursquare (7), Twitter (7) and DataRobot (6).

How do I contact Tumblr investors?

Create a free Angel Roster account to search and filter all 15, then unlock verified emails and LinkedIn profiles on a paid plan. Every plan starts with a 3-day free trial.