Real Time Web Twitter List by ReadWriteWeb on Listorious

American Red Cross

Official twitter stream for the American Red Cross. Follow us for disaster and preparedness updates.

703,066 followers | Follow

Beth Kanter

Let's talk about networked approaches & social media for training and capacity building for the nonprofit sector that leverage learning and impact.

403,403 followers | Follow

Jay Rosen

I teach journalism at NYU, direct the Studio 20 program there, critique the press and study new media. I don't do lifecasting but mindcasting on Twitter.

86,323 followers | Follow

Chris Messina™

Bachelor of Arts. UX designer on Google+. #godfather (http://nyti.ms/lJ6Kdj) Not the actor.

39,349 followers | Follow

John Borthwick

CEO @betaworks

19,102 followers | Follow

Kevin Marks

Reading your thoughts. if you write them first.

18,495 followers | Follow

Steve Gillmor

13,872 followers | Follow

Swaylo

Who do you Sway?

11,809 followers | Follow

Aardvark

Aardvark discovers the perfect person in your network to answer any question in minutes.

11,398 followers | Follow

sysomos

Leading provider of social media analytics. Enabling Business Intelligence for social media.

9,544 followers | Follow

OneRiot

OneRiot: socially targeted mobile advertising. For agencies, media buyers, ATDs and DSPs. Email us at theteam@oneriot.com

8,221 followers | Follow

Brad Fitzpatrick

hacker, drinker, gopher.

7,620 followers | Follow

betaworks

We build and invest in great companies.

6,610 followers | Follow

BackType

Marketing intelligence company with funding from Y Combinator, True Ventures, Lowercase Capital and more. Acquired by Twitter in 2011.

5,835 followers | Follow

TIBCO Software

Official Corporate News

5,698 followers | Follow

TweetMeme Technology

Tracking Twitter Technology Memes

5,569 followers | Follow

Urban Airship

We power mobile apps. We make your push notifications and in-app purchase work and we give you data to measure engagement. urbanairship.com/company/jobs/

5,534 followers | Follow

Victor @ Mendeley

Mendeley organizes your research and connects you to the global collaboration platform for academics. Also see: @MendeleyTips and @MendeleySupport

5,216 followers | Follow

Adrian Chan

Specialist in UX and social interaction design at Deloitte Digital, San Francisco. IxD, UX, SxD expert. Sr Fellow SNCR.org

5,206 followers | Follow

PostRank

PostRank is a real-time engagement monitoring and analytics platform for web content. We are now part of the Google team!

4,935 followers | Follow

DeWitt Clinton

Googler, mostly

4,551 followers | Follow

Collecta

4,149 followers | Follow

Marnie Webb

connecting people so communities can make change.

3,953 followers | Follow

twingly

http://blog.twingly.com

3,326 followers | Follow

superfeedr

Real-time feeds, XMPP and PubSubHubbbub!

2,937 followers | Follow

Echo

Real-time web platform powering 1 billion streams per month for social TV, social music, social news, social sports and social commerce.

2,749 followers | Follow

Olark - Live chat

Olark - Live chat with your customers now.

2,683 followers | Follow

YourVersion

We like to tweet (especially with our users), so talk to us! Follow us for #DailyFind links and all the latest news from YourVersion.

2,468 followers | Follow

VLAB

The MIT/Stanford Venture Lab (VLAB) is the San Francisco Bay Area chapter of the MIT Enterprise Forum.

2,272 followers | Follow

Ted Roden

I enjoy doing things and making things. Founder of @fancyhands

2,271 followers | Follow

evri

Evri is a topic-based newsreader that lets you personalize your news discovery experience: http://itunes.apple.com/us/app/id448520587?mt=8

1,942 followers | Follow

Cliqset

Cliqset - Discover. Share. Discuss.

1,585 followers | Follow

Lexalytics

Provider of sentiment and text analysis software for social media and reputation management companies.

1,027 followers | Follow

CitySourced

CitySourced is a Real Time Civic Engagement Platform. It's Your Community!

1,003 followers | Follow

Kimba Labs

A different breed of startup. Proud home of http://ha.rve.st/

977 followers | Follow

PBworks

PBworks (formerly PBwiki) is one of the biggest hosted collaboration providers on the planet with over 1.3 million groups! Follow @pbworks/team to hear more.

940 followers | Follow

Wowd

Wowd is is a social media tool that helps people organize their social lives on Facebook. It’s the smart way to end social information overload.

845 followers | Follow

PubSubHubbub

An open protocol enabling the real-time web

791 followers | Follow

Talk About TweetMeme

All about TweetMeme... Conversations and News from TweetMeme!

731 followers | Follow

nomee

636 followers | Follow

FirstRain

The FirstRain Business Monitoring engine cuts through the clutter of the consumer Web and Unlocks the Business Web for busy business professionals.

429 followers | Follow

Nozzl Media

This account is no longer being updated. Please follow Nozzl at @Nozzl for company info or its news outlets: @NozzlNews, @NozzlSports, @NozzlLife or @NozzlBiz.

428 followers | Follow

kaazing

Kaazing Corp.

367 followers | Follow

enjoysthings (Ted)

@tedroden posting http://enjoysthin.gs stuff... and whatever else comes to mind

335 followers | Follow

FAROO

FAROO combines Real-Time Search & Peer-to-Peer Search. Users build a distributed index & crawler. FAROO uses attention based ranking.

278 followers | Follow

Amber Case

Cyborg Anthropologist (please follow @caseorganic)

226 followers | Follow

Black Tonic

For Creative Pro's. Real-time presentations via the web. Simply. (aka never email a PDF again.)

200 followers | Follow

AllVoicesIntl

All Voices International is the foreign language script translation, voice talent and production resource for all aspects of communication in 40+ languages.

193 followers | Follow