Insights

Gathering insights about StumbleUpon…

Similar companies to StumbleUpon

StumbleUpon Tech Stack

StumbleUpon uses 8 technology products and services including Webpack, Google Workspace, Google Sign-in, and more. Explore StumbleUpon's tech stack below.

Webpack
Development
Google Workspace
Email
Google Sign-in
Identity Verification
Next.js
Javascript Frameworks
Ubuntu
Operating Systems
Vercel
Platform As A Service
Node.js
Programming Languages
reCAPTCHA
Security

Media & News

eBay Inc. acquired StumbleUpon, Inc. on Jan 1st '07.
Stumbleupon, a discovery based shopping engine was acquired by eBay back in 2007 but sold back to the founders in 2009.
Oct 15, 2018 | tamebay.com

StumbleUpon's Email Address Formats

StumbleUpon uses at least 1 format(s):

StumbleUpon Email Formats	Example	Percentage
FLast@stumbleupon.com	JDoe@stumbleupon.com	53%
First@stumbleupon.com	John@stumbleupon.com	29%
Last@stumbleupon.com	Doe@stumbleupon.com	12%
FirstLast@stumbleupon.com	JohnDoe@stumbleupon.com	6%

Frequently Asked Questions

What is StumbleUpon's phone number?

You can contact StumbleUpon's main corporate office by phone at

+1-415-979-****

. 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?

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

How much revenue does StumbleUpon generate?

As of December 2025, StumbleUpon's annual revenue is estimated to be $2.5M.

What is StumbleUpon's SIC code NAICS code?

StumbleUpon's SIC code is 4813 - Telephone Communications, Except Radiotelephone NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does StumbleUpon have currently?

As of December 2025, StumbleUpon has approximately 45 employees across 4 continents, including North AmericaAfricaEurope. Key team members include Owner: S. G.Director, Advertising Sales: J. C.Director Of Finance And Accounting: J. K.. Explore StumbleUpon's employee directory with LeadIQ.

What industry does StumbleUpon belong to?

StumbleUpon operates in the Technology, Information and Internet industry.

What technology does StumbleUpon use?

StumbleUpon's tech stack includes WebpackGoogle WorkspaceGoogle Sign-inNext.jsUbuntuVercelNode.jsreCAPTCHA.

What is StumbleUpon's email format?

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

StumbleUpon

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

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

Q: How many employees does StumbleUpon have currently?

StumbleUpon has approximately 45 employees.

Q: What technology does StumbleUpon use?

StumbleUpon's tech stack includes Next.js, React, Ubuntu, reCAPTCHA, Google Workspace.

Technology, Information and InternetCalifornia, United States11-50 Employees

StumbleUpon is the easiest way to discover new and interesting things from across the Web. More than 30 million people turn to StumbleUpon to be informed, entertained and surprised by content and information recommended just for them. In addition, more than 100,000 brands, publishers and other marketers have used StumbleUpon’s Paid Discovery platform to tell their stories and promote their products and services. 

Explore more at www.StumbleUpon.com.