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About Spongecell.

Spongecell is a rich media technology that converts engagement to participation. It helps advertisers increase ROI (or RO Engagement) by creating ads that make it easy for messages to flow into calendars, mobile devices, social networks and email inboxes right from the ad unit. By offering more options than just a click through to move past engagement, Spongecell increases the yield from each impression.

The company was founded in 2005 by a team composed mostly of Carnegie Mellon Computer Science graduates. After launching a groundbreaking natural language web calendar in 2006, they took funding from a group led by Halo Venture Partners, including The Interpublic Group of Companies (IPG) and the Pilot Group.

Executive Team

Ben Ben Kartzman, CEO
Ben established himself working for global leaders in consulting, banking and technology such as Accenture, Morgan Stanley and Intel. As an executive at Accenture, Ben led the sales and delivery of high-value management consulting engagements. Ben also has formidable experience leading teams in building highly usable software products as demonstrated for venture backed start ups in New York. Ben graduated with honors from Carnegie Mellon with a dual BS in Human Computer Interaction and Information & Decision Systems.

Marc Marc Guldimann, Chief Strategy Officer
Marc spent the last eleven years at Internet and technology firms. He worked in the emerging wireless network security industry since 1999, where he developed the first wireless virus filter. Marc led technical sales and marketing efforts for both Vernier Networks and Network Chemistry, working with ABN Amro, General Motors, Kodak, and Siemens during his time in the industry. Marc graduated from Carnegie Mellon with a degree in Social Decision Sciences.

Chris Hobbs, Chief Technology Officer
Chris has seven years experience designing and developing professional enterprise software. He created and deployed web applications used by Goldman Sachs, Merrill Lynch and Charles Schwab. At Mercury, he engineered business process solutions for the Internet Technology Governance application suite. Chris graduated from Carnegie Mellon with college and university honors in Computer Science and minors in Math and Physics.

Anthony Yam, Vice President of Engineering
Anthony started his career designing and building electronic defense systems at the U.S. Naval Research Laboratory in Washington, DC. He then spent six years building and managing the flagship product of a Natural Language Programming startup that later became the fastest growing software solution at Ariba, Inc. Anthony graduated magna cum laude with a degree in Electrical Engineering at the University of Tennessee.

Blythe Dunham, Principal Architect
Blythe has focused her career on building highly complex calendaring and synchronization tools as a Lead Engineer on the Siebel Systems Mobile Solutions team. Blythe graduated Phi Beta Kappa with college and university honors at Carnegie Mellon with a Masters degree in Software Engineering and a bachelor's degree in Computer Science.

Press.

Our innovative products have led to a lot of great mentions in influential blogs, magazines, and other publications. Click here to check out some of the articles.

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San Francisco

5 Lucerne St. #1
San Francisco, CA 94103

Phone: 1-888-680-7999
Fax: 1-866-830-8909

New York City

419 Lafayette St., 7th Floor
New York, NY 10003

Phone: 1-888-680-7999
Fax: 1-866-830-8909