Sebastian Blum

DAG Ventures LLC (DAG Ventures) is a venture capital firm founded in 1991 by John James Cadeddu, Tom Goodrich and John M. Duff. The firm is headquartered in Palo Alto, California.

Goldman Sachs & Co. LLC (GS&Co.) is a securities brokerage firm headquartered in New York City. Founded in 1927, the firm is a subsidiary of The Goldman Sachs Group, Inc. (NYSE: GS). GS&Co. provides services to help hedge funds manage risk, monitor portfolios, maintain liquidity and build their businesses. They offer clients access to global equity and derivatives markets, as well as foreign exchange, commodities, European Lefts, rates and credit across the Americas, Europe and Asia. The firm proactively monitors capital markets, searching for pockets of liquidity and news that may require changes to those strategies. Integration with the Goldman Sachs network gives clients access to the firm's sectored block trades and their insights into price discovery. Their electronic trading program provides clients with tools to manage their trades from pre-trade analytics to post-trade analysis.

Visible Measures Corp. offers Internet video audience measurement software and services. It develops Fabric, a demand-side platform for brand marketers to buy consumer engagement through videos, which lets brands, agencies, trading desks, and publishers to plan, manage, and optimize for brand engagement through a programmatic self-service interface. The company was founded by Brian Shin in 2005 and is headquartered in Boston, MA.

Founded in 1991, Duff Ackerman & Goodrich LLC (DAG) is a private equity investment firm located in San Francisco.

Pinger, Inc. provides voice messaging services for mobile phones. The firm offers voicemail, text, and picture messaging services. It provides communications products for iphone, iPod touch, iPad, and Android users around the world. The company was founded by Gregory S. Woock, Joseph K. Sipher and Elliot Anderson Rohde in April 2005 and is headquartered in San Jose, CA.

ShareThis, Inc. provides access for social web communities which make online sharing easy. It offers campaign delivery and optimization, audience segmentation and targeting, analytics, and real-time social reactions. The company was founded by Timothy Schigel and David E. Goldberg in 2004 and is headquartered in Palo Alto, CA.