Where is Matter's headquarters located?

Matter's headquarters is located in San Francisco (United States).

How many companies has Matter invested in?

Matter has invested in 15 companies, including Stringr & RadioPublic.

Which companies has Matter invested in lately?

Kerning Cultures & Compass News are the latest investments by Matter.

How many exits has Matter been involved in?

Matter's portfolio has seen 4 acquisitions.

Matter - 2026 Investor Profile, Portfolio, Team & Investment Trends

Matter, an accelerator and incubator program founded in 2012, is based in San Francisco, United States. With a presence in 3 countries, it has supported around 15 startups in sectors like Enterprise Applications, Media & Entertainment. As of Oct 2026, Matter has witnessed 4 portfolio exits. Most notable companies in its portfolio include Stringr, RadioPublic and NewsWhip. The program is backed by a team of 2 people who primarily support Seed startups based in United States. Its latest investment was a $50K Seed round in Kerning Cultures on 2018.

Key Metrics

Founded Year

2012

Location

San Francisco, United States

Portfolio Companies

Stringr, RadioPublic & 13 more

Sectors of Investment

Enterprise Applications, Media & Entertainment & 3 more

Stages of Investment

Seed & Series A

Locations of Investment

United States, Ireland & 1 more

View Matter's full profile

Matter has a portfolio of 15 companies. Their most notable investments are in Kerning Cultures and NextRequest.Their portfolio spans across United States, Ireland and United Kingdom. They have invested in Enterprise Applications, Media & Entertainment, Consumer and 2 other sectors, across stages such as Seed, Series A stages. Here is the list of top investments by Matter:

1. Stringr

Provider of custom video footage captured by local freelance videographers. This platform facilitates the commission of raw video assets for media organizations and artificial intelligence training purposes. It connects content creators with production teams to fulfill requests for specific news, sports, and lifestyle scenes. The service manages the rights clearance for all licensed footage to support commercial requirements. Users access an archive of recorded content or coordinate new shoots through a network of independent contributors. Finished media is delivered for use in broadcast, digital publishing, or algorithmic model development.

Key facts about Stringr

Founded Year: 2014
Stage: Series A
Total Funding till date: $8.25M
Employee Count: 76 as on Sep 30, 2026
Investors: G5 Capital, Bodley Group and 9 Others
Latest Funding Round: Series A, May 28, 2020, $*****
Highlight: Editors' Pick

2. RadioPublic

Online platform for podcast aggregator. It allows users to search podcasts based on the content type, and listen to podcasts offline from various networks such as Gimlet, Radiotopia, BBC, Earwolf, Maximum Fun, HowStuffWorks, CBC, and more. The app is available for Android and iOS users. Monetizes through advertisements.

Key facts about RadioPublic

Founded Year: 2015
Location: Boston (United States)
Stage: Acquired
Total Funding till date: $3.2M
Employee Count: 6 as on Aug 31, 2026
Investors: The New York Times, Graham Holdings Co and 13 Others
Latest Funding Round: Seed, Sep 24, 2018, $*****
Highlight: Acquired

3. NewsWhip

Social analytics tool to discover content and trending topics. It is a social analytics tool that tracks tweets, shares, and comments of the content including news sites, Reddit, blogs, and YouTube. It enables users to know what stories are resonating most at any given time. Its flagship product is NewsWhip Spike, which lets users filter popular content by location, topic, source, keywords and more. It is used by publishers, brand marketers, communications and PR firms and many others to connect with their audiences each day.

Key facts about NewsWhip

Founded Year: 2011
Location: Dublin (Ireland)
Last Known Valuation: $*****
Stage: Acquired
Total Funding till date: $22.7M
Employee Count: 46 as on Sep 30, 2026
Investors: Asahi Shimbun, Zenstone Venture Capital and 27 Others
Latest Funding Round: Series B, Feb 14, 2023, $*****
Highlight: Acquired

4. News Deeply

News Deeply is dedicated to advancing the user experience of complex global issues. Syria Deeply is an award-winning fusion of journalism and technology created to enhance coverage of the Syrian crisis. The News Deeply platform is the creation of designers and journalists working side by side for the sake of improving the user's ability to grasp and engage with the world's most challenging and under-served topics.

Key facts about News Deeply

Founded Year: 2012
Location: New York City (United States)
Stage: Series A
Total Funding till date: $7.52M
Employee Count: 8 as on Sep 30, 2026
Investors: Graph Ventures, Fatfish Group and 8 Others
Latest Funding Round: Series A, Jul 18, 2017, $*****

5. ChannelMeter

Provider of creator management and payment platform for businesses. The platform streamlines creator discovery, onboarding, management, and payments. It offers tools for contract management, data analytics, sales support, and automated payouts. The platform supports creator monetization and marketing efforts. It facilitates creator onboarding, audience verification, and payment processing.

Key facts about ChannelMeter

Founded Year: 2009
Location: San Francisco (United States)
Stage: Seed
Total Funding till date: $4M
Employee Count: 7 as on Sep 30, 2026
Investors: Artis Ventures, 500 Global and 7 Others
Latest Funding Round: Seed, Jul 06, 2020, $*****
Highlight: Editors' Pick

View the full list of portfolio companies

Matter has invested in 15 companies over the last 13 years, with an average of 0 new investment annually in the last 10 years. Its most recent first time investment was in Kerning Cultures and most recent follow-on round was in NewsWhip.

View all investments by Matter

Matter has made 11 investments in Seed stage with an average round size of $795K and 2 investments in Series A stage with an average round size of $2.85M.

Here are Matter's investments by stage:

Stage of entry	No. of Investments
Seed	11
Series A	2

Note: We have considered here, only first round of investments

View all investments by Matter

Matter has a diverse portfolio, with companies operating in the Media & Entertainment, Enterprise Applications, Consumer, Big Data - Industry Applications and High Tech. Notably, it has invested in 13 Tech companies, 8 Software companies, 7 Consumer (B2C) companies and at least 7 companies focusing on Enterprise (B2B).

Here are Matter's investments by sector:

Sector	No. of Investments
Media & Entertainment	7
Enterprise Applications	4
Consumer	2
Big Data - Industry Applications	1
High Tech	1
Others	1

Note: We have considered here, only first round of investments

View all investments by Matter

Matter has made most investments in United States (9), followed by Ireland where it has made 1 investment.

Here are Matter's investments by geography:

Country	No. of Investments
United States	9
Ireland	1
United Arab Emirates	1
United Kingdom	1

Note: We have considered here, only first round of investments

View all investments by Matter

Matter has not made any investment in 2026 so far.

Here are the most recent investments by Matter:

Filter this list

Date	Company	Location	Round Details	Round Amount	Co-Investors
2018	Kerning Cultures	United Arab Emirates	Seed	5076	-
Apr 12, 2018	Compass News	United Kingdom	Seed	9753	Hambro Perks [+2]
Dec 2016	NewsWhip	Ireland	Series A	2497	Tribal [+5]
Nov 14, 2016	Pie	United States	Seed	2365	McClatchy [+4]
May 19, 2016	RadioPublic	United States	Seed	3628	Project 11 Ventures [+7]

See more recent investments made by Matter

4 companies from Matter's portfolio have been acquired. The most recent acquisition was NewsWhip in Jul 2025 by Sprout Social for $*****.

Here are Matter's portfolio companies that got acquired most recently:

Filter this list

Company	Acquisition Date	First Invested on	First Round of Investment	Round Size
NewsWhip	Jul 31, 2025	May 28, 2015	Seed	6294
NextRequest	Jun 24, 2021	Feb 25, 2015	Seed	2938
RadioPublic	Feb 19, 2021	May 19, 2016	Seed	1903
Nuzzel	Feb 14, 2019	Nov 19, 2015	Series A	5119

View all acquired companies in Matter's portfolio

Matter has a team of 2 members located in United States. Matter's team does not sit on the board of any company as of now.

View team details of Matter

Over the past 13 years, 86 investors have co-invested in Matter's portfolio companies. This includes funds and angels.

Invested before Matter: AIB Seed Capital Fund, Hal Philip and 30 others have invested in rounds before Matter. There is 1 company where AIB Seed Capital Fund has invested before Matter and 1 company where Hal Philip has invested before Matter.
Top Co-investors of Matter: 31 investors entered a company along with Matter. These include investors like Knight Foundation (3 companies).
Invested after Matter: A total of 23 investors have invested in Matter's portfolio after their investments. Top Investors include Thomson Reuters (1 company) and G5 Capital (1 company).