When was Posterous founded?

Posterous was founded in 2008 and raised its 1st funding round within a year of its incorporation.

Where is Posterous located?

Posterous is headquartered in San Francisco, United States.

Who is the current CEO of Posterous?

Sachin Agarwal of Posterous. They are also angel investors in 5 startups, including .

How many employees does Posterous have?

As of Jan 31, 2026, the latest employee count at Posterous is 21.

Is Posterous a funded company?

Posterous is a funded company, having raised a total of $10.1M across 4 funding rounds to date. The company's 1st funding round was a $***** Seed round, raised on May 2008.

When was the latest funding round of Posterous?

Posterous' latest funding was a $***** Series B round on Sep 17, 2011, with participation from 2 investors. Its primary sector is Digital Publishing Platforms. In United States, the Digital Publishing Platforms sector has seen $33.7M in funding in 2026 to date.

Where does Posterous rank among its competitors?

Posterous ranks 6th amongst 667 active competitors, of which 18 are funded. It stands 4th in terms of total funding among its competitors. The most recent competitor to raise funding was Spectee, which secured $10M in Oct, 2023.

Who are the top competitors of Posterous?

Posterous' top competitors include Yandex, Wordpress and Koo. Among them, Spectee secured the most recent funding round in October, 2023.

Posterous - 2026 Company Profile, Team, Funding & Competitors

Company Details

Online blogging platform for users. Mobile methods include sending an email, with attachments of photos, MP3s, documents, and video. It allows users to point the DNS listing for a domain name or subdomain they already owned.

Website: posterous.com
Social

Key Metrics

Founded Year

2008

Location

San Francisco, United States

Stage

Acqui-Hired

Total Funding

$10.1M in 4 rounds

Latest Funding Round

Series B, Sep 17, 2011, $*****

Investors

Redpoint Ventures & 16 more

Ranked

6^th among 667 active competitors

Employee Count

21 as on Jan 31, 2026

Investment & Acquisitions

Slinkset

Similar Companies

Yandex & 773 more

View Posterous' full profile

Posterous has raised a total funding of $10.1M over 4 rounds. Its first funding round was on May 2008. Its latest funding round was a Series B round on Sep 17, 2011 for $*****. 2 investors participated in its latest round. Posterous has 11 institutional investors and 6 angel investors.

Here is the list of recent funding rounds of Posterous:

Filter this list

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Sep 17, 2011	9897406	Series B	6726176	7225719	2096476	6387584
Mar 05, 2010	3368873	Series A	2850029	9749320	1170549	SV Angel & 6 more
Dec 22, 2008	5528768	Seed	9204383	2548770	Satish Dharmaraj & 1 more	XG Ventures & 2 more

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View details of Posterous's funding rounds and investors

The founders of Posterous are Garry Tan, Sachin Agarwal and Brett Gibson.

Here are the details of Posterous' key team members:

Garry Tan: Former Co-Founder of Posterous and founder of 1 other company. They are also an angel investor in 54 startups and serve on the boards of 3 companies.
Contact Info: 2 email addresses
Sachin Agarwal: Founder/CEO/Board of Directors of Posterous. They are also an angel investor in 5 startups.
Contact Info: 2 email addresses
Brett Gibson: Co-Founder of Posterous.

View details of Posterous's Founder profiles and Board Members

Posterous' employee count trend

Posterous has 21 employees as of Jan 26. Here is Posterous's employee count trend over the years:

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Top competitors of Posterous include Yandex, Wordpress and Koo. Here is the list of Top 10 competitors of Posterous, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Yandex 2000, Moscow (Russia), Public	Blog focusing on music, market, video, and other related topics	-	Middleland Capital, Tiger Global Management ... & 10 others	67/100
2nd	Wordpress 2005, United States, Public	Provider of website hosting, domain name registration, and website building	$28K	Orange, 8200 EISP & 11 others	67/100
3rd	Koo 2015, Bengaluru (India), Deadpooled	Vernacular-based microblogging social platform	$70M	Tiger Global Management, 3one4 Capital & 99 others	59/100
4th	Spectee 2014, Tokyo (Japan), Series C	Real time photos and video distribution platform	$16.7M	Dai-Ichi Life, NTT DATA & 12 others	52/100
5th	Typepad 2003, Tokyo (Japan), Funding Raised	Platform to publish blogs	-	Crescera Capital	50/100
6th	Posterous 2008, San Francisco (United States), Acqui-Hired	Online blogging platform for users	$10.1M	Icon Ventures, Founder Collective & 15 others	45/100
7th	Writing.Com 1997, United States, Unfunded	Digital platform for writing blogs	-	-	41/100
8th	Bloglovin' 2008, New York City (United States), Series A	Aggregator of blogs	$11.1M	Northzone, Betaworks & 7 others	41/100
9th	Hatena 2001, Kyoto (Japan), Unfunded	Online platform for blogging	-	-	40/100
10th	Video Blog 2005, San Francisco (United States), Unfunded	Developer of blogging platform and design services for online experiences	-	-	39/100