We track 71,000+ companies and rank them dynamically using our Seedtable Score – a score that uses quantitative and qualitative data points to signal the momentum behind a company. We then monitor the list manually leveraging our expertise as founders and investors.
There are 68 start-ups with an aggregate funding of $3.5b. The average funding per company in this subset is $51.3m.
Last update to the database: Feb 18, 2025. See changelog.
Pitney Bowes is a Stamford, Connecticut-based company founded in 1920 by Walter Bowes.
3
Funding Rounds
$900.0k
Money raised
A company offering an email client designed to be the fastest email experience. The company was founded by Conrad Irwin, Rahul Vohra, and Vivek Sodera in 2015 and is headquartered in San Francisco, California.
5
Funding Rounds
$121.0m
Money raised
A software company making a workplace email communication platform for remote and office work.
6
Funding Rounds
$200.0m
Money raised
Suki is a Redwood City, California-based technology company developing AI-powered administrative tools for the healthcare industry.
4
Funding Rounds
$160.0m
Money raised
Tessian (formerly Checkrecipient) is an artificial intelligence email security platform.
7
Funding Rounds
$184.7m
Money raised
A company offering a communications platform allows developers to quickly build features that connect to every email, calendar, and contacts provider in the world.
5
Funding Rounds
$162.5m
Money raised
Mailjet is an email services provider.
6
Funding Rounds
$17.6m
Money raised
Iterable is a company founded in 2013 by Andrew Boni.
7
Funding Rounds
$342.2m
Money raised
Yesware developed a software toolkit for sales teams.
6
Funding Rounds
$49.6m
Money raised
Act-On Software is a Portland, Oregon-based company founded in 2008 by Raghu Raghavan.
3
Funding Rounds
$26.0m
Money raised
Agari is a Foster City, California-based cybersecurity company using artificial intelligence for the provision of email threat prevention and protection.
8
Funding Rounds
$113.7m
Money raised
Sailthru is a company founded in 2008 by Neil Capel, Ian White and Chris Chapman.
3
Funding Rounds
$28.0m
Money raised
Boomerang is an organization that provides electronic mail and supports Microsoft exchange for clients.
1
Funding Rounds
$1.0m
Money raised
ActiveCampaign provides a platform with email marketing, marketing automation, and CRM tools for small-to-mid-sized businesses.
3
Funding Rounds
$360.0m
Money raised
A software company offering a communication platform made to replace email.
2
Funding Rounds
$3.0m
Money raised
SharpSpring offers an email marketing platform that provides marketing automation tools for businesses.
2
Funding Rounds
$13.0m
Money raised
MailGun is a company providing APIs for developers for integrating emails into applications.
3
Funding Rounds
$51.1m
Money raised
Cordial is the cross-channel messaging and data platform for customer-obsessed brands.
6
Funding Rounds
$73.1m
Money raised
Woebot Labs is a San Francisco-based company offering an AI-powered mental healthcare platform and chatbot.
3
Funding Rounds
$107.5m
Money raised
Scalix provides email, group calendaring and other collaborative software that enables users to reduce cost of ownership.
3
Funding Rounds
$6.0m
Money raised
Egress is a software company that specializes in compliance and privacy management solutions for unstructured data.
1
Funding Rounds
$40.0m
Money raised
Antavo is a loyalty Management Platform for Fashion and Retail founded in 2012 by Andras Bencsik, Zsuzsa Kecsmar, Attila Kecsmar and Gábor Csarnai.
2
Funding Rounds
$10.1m
Money raised
Zimbra is a United Kingdom-based company founded in 2004.
1
Funding Rounds
$14.5m
Money raised
OthersideAI is a New York-based software development company and the provider of AI-driven software, HyperWrite, which turns summaries and shorthand notes into written emails.
3
Funding Rounds
$5.4m
Money raised
SendinBlue is a Paris-based customer relationship management software company.
3
Funding Rounds
$232.0m
Money raised
Autopilot is a an enterprise cloud computing and software development company.
5
Funding Rounds
$22.0m
Money raised
Infusionsoft is a Chandler, Arizona-based company founded in 2001 by Clate Mask.
3
Funding Rounds
$70.9m
Money raised
Email signature management platform.
3
Funding Rounds
$181.7m
Money raised
SimplyCast is a marketing Automation Software founded by Saeed El-Darahali.
5
Funding Rounds
$3.3m
Money raised
LiveIntent is a New York-based company founded in 2009.
2
Funding Rounds
$12.6m
Money raised
Platform for managing customer loyalty programs both online and offline.
1
Funding Rounds
$11.0m
Money raised
Vero is an event driven email platform for customer-focused teams founded in 2012 by Chris Hexton.
3
Funding Rounds
$2.7m
Money raised
Mapp Digital is a digital marketing platform founded by Christian Sauer, Elad Kushnir and Italy Levy.
1
Funding Rounds
$1.8m
Money raised
MailClark is an artificial Intelligence company founded in 2014 by Anthony BLETON-MARTIN, Antoine Lefeuvre, Julian ESPERAT and Gilles FELIX.
2
Funding Rounds
$1.3m
Money raised
iContact is an affordable Email Marketing Solution founded by Aaron Houghton.
3
Funding Rounds
$45.9m
Money raised
Campaign Monitor is an email Marketing & Automation founded in 2004 by Ben Richardson.
2
Funding Rounds
$250.0m
Money raised
Valimail is a San Francisco-based developer of cybersecurity, identity-based, anti-phishing solutions.
3
Funding Rounds
$82.0m
Money raised
Fishbowl was a provider of guest-marketing products and services for the restaurant industry. Acquired by Symphony Technology.
1
Funding Rounds
$5.3m
Money raised
PreVeil is a cybersecurity company, born out of research at MIT, that provides end-to-end encryption that people can actually use -- for email, files, and more.
1
Funding Rounds
Mautic is a Boston-based company founded in 2013 by Matt Johnston, DB Hurley and Gary Allred.
1
Funding Rounds
$5.0m
Money raised
AVANAN is a cloud Email Security Platform founded in 2015.
2
Funding Rounds
$50.0m
Money raised
Responsys was a California-based software development company and provider of cloud-based B2C marketing software. The company was acquired by Oracle in December 2013.
1
Funding Rounds
$22.5m
Money raised
Rezora is a Boulder, Colorado-based company founded in 2009 by Paul Reinarz, Rick Chastain and Hugh Morgan.
1
Funding Rounds
$18.0k
Money raised
Xobni is a san Francisco based software company founded in 2006.
6
Funding Rounds
$37.6m
Money raised
Mad Mimi is a company founded in 2008 by Gary Levitt.
1
Funding Rounds
$110.0k
Money raised
MessageGears is an Atlanta-based company founded in 2010 by Michael Robinson, Dan Roy and Taylor Jones.
2
Funding Rounds
$10.8m
Money raised
Email Marketing Software That Works For You
1
Funding Rounds
$6.0m
Money raised
Compose.ai is a Chicago-based software development company offering an AI writing assistant that is available as a free Chrome extension.
1
Funding Rounds
$2.1m
Money raised
Contactlab is a digital marketing platform founded in 2022 by Massimo Fubini.
1
Funding Rounds
$4.3m
Money raised
Toolkit for improving website conversion and online retail through machine learning and various e-commerce services.
1
Funding Rounds
$5.2m
Money raised
Julie Desk is a virtual assistant that uses artificial intelligence to schedule meetings and appointments of a user.
1
Funding Rounds
$2.8m
Money raised
A software company offering a platform for making better business decisions based on data collection and analytics.
3
Funding Rounds
$187.5k
Money raised
Trendline is a full-service email marketing agency with the single goal of helping great brands build great email marketing programs.
3
Funding Rounds
LOGICnow develops and provides cloud-based IT management solutions to enterprises.
1
Funding Rounds
$27.6m
Money raised
iPost is a company founded in 1996 by Bart Schaefer.
1
Funding Rounds
$954.7k
Money raised
Lavender is designed to improve your sales team's workflow.
2
Funding Rounds
$13.2m
Money raised
BombBomb is a video Email from Gmail, Mobile, and Web founded in 2006 by Conor McCluskey.
1
Funding Rounds
$500.0k
Money raised
VerticalResponse is an email Marketing Services & Tools for Business founded in 2001 by Janine Popick.
1
Funding Rounds
$1.4m
Money raised
Dynmark International is a dotdigital Engagement Cloud.
1
Funding Rounds
$981.0k
Money raised
Agile Marketing Automation Platform
1
Funding Rounds
$900.0k
Money raised
Email Delivery and Analytics for Developers and Enterprises
3
Funding Rounds
$200.5m
Money raised
Smarterhq is a multichannel Behavioral Marketing Platform founded in 2010.
1
Funding Rounds
$13.0m
Money raised
Sigstr is an Indianapolis-based company founded in 2015.
3
Funding Rounds
$12.0m
Money raised
smartFOCUS is a message Cloud Email, Mobile, & Social Marketing founded by Nick Heys.
1
Funding Rounds
$30.0m
Money raised
FreshAddress is an email Address Experts founded by Bill Kaplan.
1
Funding Rounds
Gated offers an email solution that challenges unknown senders to make a charitable donation in order to reach you.
1
Funding Rounds
$3.3m
Money raised
1
Funding Rounds
$7.0m
Money raised
Pure360 is a United Kingdom-based company founded in 2001.
1
Funding Rounds
$15.9m
Money raised