
PagerDuty
What they do:
Real-time visibility into critical apps and services all in one place.
Quick facts:
HQ: San Francisco, CA, United States
This list has 63 startups and was last updated on Oct 15, 2026. Biggest hubs: San Francisco (45), New York (4), and Los Angeles (3). Largest teams: Optimizely, PagerDuty, and Cardpool.

What they do:
Real-time visibility into critical apps and services all in one place.
Quick facts:
HQ: San Francisco, CA, United States

What they do:
Digital meets physical for big chain restaurants
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HQ: San Francisco, CA, United States

What they do:
Financial dashboard for businesses.
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HQ: San Francisco, CA, United States

What they do:
Software development platform.
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HQ: San Francisco, CA, United States

What they do:
OwnLocal automates marketing for over 129,000 SMBs through 3,300…
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HQ: Austin, TX, United States

What they do:
SEO & Content Marketing Intelligence
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HQ: Columbus, OH, United States

What they do:
The retreat where curious programmers recharge and grow
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HQ: New York, NY, United States

What they do:
WorkFlowy is a better way to manage information. It provides a simple…
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HQ: New York, NY, United States

What they do:
One app for stress-free shopping, cooking, and meal planning.
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HQ: Missoula, MT, United States

What they do:
The first all-in-one operating system for marketing
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HQ: San Francisco, CA, United States

What they do:
The online financial management service for everyone.
Quick facts:
HQ: San Francisco, CA, United States

What they do:
Cardpool is a gift card exchange marketplace where anybody can buy, sell, or trade their new or pre-owned gift cards. Customers can buy gift cards up to 30%…
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HQ: San Francisco, CA, United States

What they do:
platform for home service professionals
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HQ: San Francisco, CA, United States

What they do:
Hipmunk takes the agony out of searching for flights, accommodations,…
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HQ: San Francisco, CA, United States

What they do:
the best loyalty and retention marketing partner for CMOs.
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HQ: San Francisco, CA, United States

What they do:
Chartio is changing how companies work by building the best…
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HQ: San Francisco, CA, United States

What they do:
Secure Enterprise Collaboration.
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HQ: San Francisco, CA, United States
What they do:
Business dashboards
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HQ: San Francisco, CA, United States
What they do:
Connecting users with engaging video content across the web.…
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HQ: Los Angeles, CA, United States

What they do:
Video Encoding API, Open source video player (video.js)
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HQ: San Francisco, CA, United States
What they do:
Cue (formerly Greplin) is a free service that helps people make the most of their day. Cue intelligently ties together and surfaces useful information at the…
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HQ: San Francisco, CA, United States

What they do:
Add profiles to email.
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HQ: San Francisco, CA, United States

What they do:
Simplenote (simplenote.com) and the Simperium platform for syncing…
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HQ: San Francisco, CA, United States

What they do:
Map-based apartment search.
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HQ: San Francisco, CA, United States

What they do:
Memorial sites.
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HQ: San Francisco, CA, United States

What they do:
Eyetracking using webcams.
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HQ: San Francisco, CA, United States

What they do:
Check-in to games to chat and trash-talk with friends who are also watching. Get scores and breaking news sent straight to your iPhone. Fanvibe covers the…
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HQ: San Francisco, CA, United States

What they do:
Disposable social networks.
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HQ: San Francisco, CA, United States

What they do:
Woot for iOS apps.
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HQ: Seattle, WA, United States

What they do:
Location-aware smartphone application that enables parents to keep…
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HQ: San Francisco, CA, United States

What they do:
Easy SEM software. Acquired by Twitter in 2011.
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HQ: San Francisco, CA, United States

What they do:
Effortless Video Meetings - Acquired by Jive Software in 2013
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HQ: San Francisco, CA, United States

What they do:
Embedly provides a platform and suite of tools to make embedding and previewing links simple. Embedly helps publishers and consumers manage embed codes from…
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HQ: Boston, MA, United States

What they do:
Real estate data visualization. Sold to Trulia Dec…
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HQ: San Francisco, CA, United States

What they do:
Etacts was born from the frustration of keeping in touch with our ever-growing list of friends (both business and personal), family, coworkers, and clients.…
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HQ: San Francisco, CA, United States

What they do:
Mertado Mertado is an online social shopping platform that allows consumers to discover and buy products from communities they frequently visit.
Quick facts:
HQ: San Francisco, CA, United States
There are 63 startups on this list, last updated on Oct 15, 2026.
None of them shows open roles right now.
By team size: Optimizely (1,500 employees), PagerDuty (950 employees), and Cardpool (251 employees).
The biggest hubs are San Francisco (45), New York (4), and Los Angeles (3).