Guy Rosen

Co-Founder & CEO at Vircado

Guy Rosen is Co-Founder and CEO of Vircado, creators of a breakthrough proxy-as-a-service platform. He is well known for his blog, Jack of all Clouds, a respected source of unique data and analysis on the cloud computing industry. Guy's noted writings include the State of the Cloud series, a monthly comparison of the adoption of cloud providers, and his investigative work uncovering previously unknown cloud usage figures. Guy has a long history in the technology industry in technology, management and marketing-related roles.

Prior to Vircado, Guy headed operations at Collactive, a Sequoia Capital-backed social media management startup, where he was a founding employee. Before Collactive, Guy led the operations team at anti-spam vendor Blue Security.

Earlier in his career, Guy held various development and project management positions.

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Featured Stories
Counting the Cloud
by Guy Rosen
Indeed, cloud computing has spawned lots of talk bordering on hype (or is it the other way around?). Not to mention, it seems like just about everyone is re-positioning their products to somehow include cloud in their brands. But where are the hard, real numbers?
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Contributions
Video: Hacking Cloud Computing Adoption
The CO-Founder and CEO of Vicardo, creators of a breakthrough proxy-as-a-service platform, gives a keynote at the Cloud Connect Conference.


Cloudbook Video: The Real Cloud - Episode 2: Counting the Cloud – February 2010
Contributors: Guy Rosen & John Rowell
In the second episode of "The Real Cloud" John Rowell discusses Cloud Computing measurement practices and trends with Guy Rosen, the Co-Founder & CEO of Vircado.


Article: Revisiting EC2 Instance IDs
Updates related to the significance of internal Amazon EC2 resource IDs, and the statistics we can infer from them.


Report: State of the Cloud - February 2010
Monthly rundown of cloud computing providers.


Report: State of the Cloud - January 2010
Monthly rundown of cloud computing providers.


Presentation: Measuring the Clouds
An overview of cloud-measurement activities and discoveries.


Article: Anatomy of an EC2 Resource ID
Breakthrough research uncovering stunning usage figures based on supposedly meaningless numbers returned by Amazon Web Services.


Jack of all Clouds :: Guy Rosen on Cloud Computing
Cloud Computing analysis and commentary from Guy Rosen
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  • Shameless Plug
  • February 21 2011
    While I try to not abuse this blog as a platform to toot my own horn, please allow me to break my own rule today  :-). This is a guest post from my alter-ego, the entrepreneur. Many readers have asked me about the diminishing volume of posts here on the blog. Where, they ask, have [...] ...
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  • The clouded world of naming cloud startups
  • February 01 2011
    We break from our regular programming for a guest post. The naming of cloud startups has always befuddled me. To chime in with some opinion on this delicate topic here’s Lucy Schiller of A Hundred Monkeys, a naming firm in San Francisco. So let’s say you need a name for your up and coming cloud [...] ...
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  • State of the Cloud – January 2011
  • January 19 2011
    This month’s update to our survey of cloud providers is brief but brings excitement in the race for the top spot. Let’s get to it. Snapshot for January 2011 In this month’s update, following some refreshed IP block info integrated into the survey, Rackspace’s numbers look better than ever – they can be proud to [...] ...
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  • Recounting EC2 One Year Later
  • December 29 2010
    It’s been over a year since my original Anatomy of an EC2 Resource ID post. In what became my little claim to fame in the industry, I uncovered the pattern behind those cryptic IDs AWS assigns to every object allocated (such as an instance, EBS volume, etc.). The discovery revealed that underlying the IDs is a [...] ...
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  • State of the Cloud – November 2010
  • November 03 2010
    After a short hiatus, State of the Cloud is back with a brand new update. Starting from this report, updates will be published every two months. Methodology State of the Cloud is an on-going survey of the market penetration of cloud computing. Specifically, the survey tracks publicly facing websites (i.e., www.something.com) and does not look into [...] ...
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  • Opening up
  • October 27 2010
    In case you’ve been wondering about the radio silence, worry not. Due to some (positive) developments at my own venture the time left for blogging has greatly diminished; as a result I’ve decided to switch to bi-monthly updates. However - I’d like to open up the floor to contributions from others in the cloud computing [...] ...
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  • State of the Cloud – September 2010
  • September 09 2010
    Summer’s over, September’s here, and that means it’s time for another monthly installment of the State of the Cloud report. Snapshot for September 2010 Here are the results for this month. This month Amazon regains the edge lost last month with solid 8% growth since August. However, this month Rackspace takes a hit, losing over [...] ...
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  • State of the Cloud – August 2010
  • August 06 2010
    Welcome to the one-year anniversary of State of the Cloud! It’s been an exciting year for the cloud computing industry, which is maturing from a fledgling phenomenon into a massive shakeup of IT. While we haven’t quite crossed the chasm, we’re definitely looking across it and preparing for the leap into the mainstream. In State [...] ...
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  • State of the Cloud – July 2010
  • July 01 2010
    After a brief intermission, we’re back this month with an action-packed State of the Cloud report. In this month’s analysis of the top cloud providers we’ll be debuting a newcomer into the charts which makes quite an entrance. We’ll also run the analysis with an alternative data set and see if it confirms or refutes [...] ...
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