# Posterous: Email, San Francisco, United States

> Posterous: Posterous emerged from Y Combinator in the summer of 2008 as an innovative company focused on making blogging simple - as simple as sending an...

Source: https://millionrounds.com/startup/posterous (Millionrounds; every figure on the page links to its filing or article)

United States · [Email startup](https://millionrounds.com/companies)

# Posterous

Posterous emerged from Y Combinator in the summer of 2008 as an innovative company focused on making blogging simple - as simple as sending an email - and now has more than 15 million monthly users.

Funding reported Last round: Undisclosed round

Email San Francisco, United States

Company summary

- **Founded:** 2008 18 years old
- **Team:** 11 11 to 50 people
- **Funding reported:** $10M in dollars
- **Last round:** Undisclosed round Jan 2013

How sure we are

- ✓ **Listed** We know it exists and what it does
- 2 **Funding reported** A company dataset reports a raise
- 3 **Observed** A filing or a dated announcement confirms a round

No round for Posterous has been confirmed by a filing or an announcement yet, so nothing here counts toward an investor's record. [How we decide](https://millionrounds.com/methodology)

## About Posterous

Posterous emerged from Y Combinator in the summer of 2008 as an innovative company focused on making blogging simple - as simple as sending an email - and now has more than 15 million monthly users.

With the launch of Posterous Spaces, the company is bringing its trademark simplicity to help people share smarter with intuitive privacy controls to share selectively across multiple platforms.

## What company datasets say Posterous raised

Funding, as reported

Reported in all **$10M** in dollars

Rounds **5**

Last round **Undisclosed round**

Last round date **Jan 2013**

Investors listed **19**

Y Combinator **S08**

## On a portfolio page

Investors who name them

- [Garry Tan](https://millionrounds.com/fund/garry-tan)

Each firm lists Posterous on its own website. That is the firm's claim, a weaker thing than a round we watched, but a named source.

## How it ended, so far

Exit

Exit Buyer Price When

Acquired [Twitter](https://millionrounds.com/fund/twitter) $10M Mar 2012

## Email in United States

Startups like it

- [**Superhuman** San Francisco · founded 2014](https://millionrounds.com/startup/superhuman)
- [**Workshop** Omaha · founded 2021](https://millionrounds.com/startup/workshop)
- [**Inboxbooster** Daly City](https://millionrounds.com/startup/inboxbooster)
- [**Unosend** Dover · founded 2024](https://millionrounds.com/startup/unosend)
- [**Digital Mailbox** Santa Monica · founded 2015](https://millionrounds.com/startup/digital-mailbox)
- [**Simple Outreach** Maplewood · founded 2017](https://millionrounds.com/startup/simple-outreach)
- [**StreamlineCLE** Valley View · founded 2016](https://millionrounds.com/startup/streamlinecle)
- [**WhenAvailable** Santa Clara · founded 2016](https://millionrounds.com/startup/whenavailable)

## Is this your company?

Add your raise, your deck and your story, and put Posterous in front of investors. Or tell us what we have wrong.

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