Insights

Growth and Expansion StumbleUpon has shown notable expansion activity in geographic markets, with historic office growth in San Francisco and ongoing online presence, indicating a potential for cross-border partnerships, local marketing campaigns, and region-specific paid discovery opportunities.

Paid Discovery Revenue The company reports over 100,000 brands and marketers using its Paid Discovery platform, suggesting a mature paid media ecosystem and ample opportunities to offer complementary advertising solutions, data analytics, and performance optimization services.

Tech Backbone A tech stack spanning AWS, Node.js, React, and global delivery networks implies reliance on scalable cloud infrastructure and modern web technologies, presenting opportunities for enterprise-grade integrations, security auditing, and performance enhancement partnerships.

Financial Benchmark With revenue in the low to mid single-digit millions and modest funding, there is room for cost-efficient, high-ROI partnerships, such as performance-based solutions, SMB-friendly tools, and phased pilot programs to scale alongside existing monetization initiatives.

Market Position Positioned as a discovery and content recommendation platform with involvement from a broad publisher and brand ecosystem, StumbleUpon can be approached as a potential partner for content discovery enhancements, affiliate integrations, and co-branded campaigns leveraging its audience reach.

Similar companies to StumbleUpon

StumbleUpon Tech Stack

StumbleUpon uses 8 technology products and services including Amazon Web Services, gstatic.com, Amazon Route 53, and more. Explore StumbleUpon's tech stack below.

  • Cloud Hosting
  • gstatic.com
    Content Delivery Network
  • Amazon Route 53
    Domain Name Services
  • React
    Javascript Frameworks
  • Ubuntu
    Operating Systems
  • Platform As A Service
  • Node.js
    Programming Languages

StumbleUpon's Email Address Formats

StumbleUpon uses at least 4 email formats:
StumbleUpon Email FormatsExamplePercentage
FLast@stumbleupon.comJDoe@stumbleupon.com
53%
First@stumbleupon.comJohn@stumbleupon.com
29%
Last@stumbleupon.comDoe@stumbleupon.com
12%
FirstLast@stumbleupon.comJohnDoe@stumbleupon.com
6%

Frequently Asked Questions

What is StumbleUpon's phone number?

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You can contact StumbleUpon's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is StumbleUpon's official website and social media links?

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StumbleUpon's official website is stumbleupon.com and has social profiles on LinkedIn.

How much revenue does StumbleUpon generate?

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As of July 2026, StumbleUpon's annual revenue is estimated to be $1M - $10M.

What is StumbleUpon's SIC code?

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StumbleUpon's SIC code is 7372 - Prepackaged Software.

How many employees does StumbleUpon have currently?

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As of July 2026, StumbleUpon has approximately 45 employees across 4 continents, including North America, Africa and Europe. Key team members include Owner: S. G., Director, Advertising Sales: J. C. and Director Of Finance And Accounting: J. K. Explore StumbleUpon's employee directory with LeadIQ.

What industry does StumbleUpon belong to?

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StumbleUpon operates in the Internet industry.

What technology does StumbleUpon use?

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StumbleUpon's tech stack includes Amazon Web Services, gstatic.com, Amazon Route 53, Google Workspace, React, Ubuntu, Vercel and Node.js.

What is StumbleUpon's email format?

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StumbleUpon's email format typically follows the pattern of FLast@stumbleupon.com. Find more StumbleUpon email formats with LeadIQ.

How much funding has StumbleUpon raised to date?

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As of July 2026, StumbleUpon has raised $19M in funding. The last funding round occurred on Mar 09, 2011.
StumbleUpon logo

StumbleUpon

InternetCalifornia, United States11-50 Employees

StumbleUpon operates as a technology-driven discovery platform that helps users uncover new and interesting content from across the web through personalized recommendations. More than 30 million people rely on the service to be informed, entertained, and surprised by content tailored to them. In addition, over 100,000 brands, publishers, and marketers have used its paid discovery service to tell stories and promote products and services. The company is based in San Francisco, California, and participates in the technology, information, and internet sector. Its core value lies in connecting users with relevant content while offering a channel for marketers to reach audiences. The organization operates with a relatively small to mid-sized team.

Section iconCompany Overview

Phone number
SIC Code
7372 - Prepackaged Software
Employees
11-50

Section iconFunding & Financials

  • $19M

    StumbleUpon has raised a total of $19M of funding over 4 rounds. Their latest funding round was raised on Mar 09, 2011 as a Series B.

  • $1M - $10M

    StumbleUpon's revenue is estimated to be in the range of $1M - $10M

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