About Us

Founded in 1998, Massinvestor/ VC News Daily publishes the United States Venture Capital & Private Equity Database, which profiles nearly 5,000 investment firms with offices in the United States.

Massinvestor also offers segmented subscriptons for the nation's top regions for financing—Silicon Valley, Massachusetts, New York, Midwest, Texas, Mid-Atlantic, Southern California, Rocky Mountain and Southeast.

Covering the entire spectrum of private capital, Massinvestor's research is widely considered the most comprehensive in the industry. From Angels to Merchant Banks, VCs to PE investors, we provide the widest array of investors.

Secondly, our products provide the most effective solutions for contacting individual investment partners. Massinvestor's Excel spreadsheets, available with every Database, provide the email and postal addresses of thousands of investment professionals.


Michael Stern, Publisher

Michael Stern entered the publishing world in 1998 with the launch of Massachusetts Investor's Digest (a monthly business newspaper). A former stockbroker with Merrill Lynch (and possessor of Series 7, 63, and 65 licenses), Mr. Stern also had a brief stint as a technology specialist at Fidelity Investments. Born in Dallas and a graduate of the University of Texas at Austin, Stern began publishing Venture Capital Databases in 2002. Favorite book: Bonfire of the Vanities (Tom Wolfe). Favorite Quote (from Mom): "It's better to have it and not need it than to need it and not have it."

Gil Irizarry, Chief Technology Officer

Originally from New York, Gil Irizarry is the technology whiz behind Massinvestor. A software engineer with a wide range of experience, Mr. Irizarry's elegant coding created the Massinvestor Database, VC News Daily web site, as well as the VC News Daily mobile apps for Android and iOS. He is also the founder of Conoa, Inc., which produces software for visual effects, video compositing and motion graphics. Gil is a graduate of Cornell where he received his BS in Computer Science, and also holds a Masters in Liberal Arts from Harvard University. Favorite Book: Zen and the Art of Motorcycle Maintenance.

Mary Grein Rasner, Research Editor

Mary Grein Rasner began working at Massinvestor in 2006. Ms. Rasner holds a B.A. from the University of Massachusetts at Amherst, and a Masters in Library and Information Science from Simmons College. From 2003 until 2010, Ms. Rasner was the Head of Reference at the Melrose Public Library, during which time she contributed to several publications including a book on library instruction. Favorite book: Bel Canto (Ann Patchett). Favorite Quote (from Dr. Seuss): "The more that you read, the more things you will know. The more that you learn, the more places you'll go."

Marico Corbin, Research Editor

A Boston native, Marico Corbin picked up her writer's pen early on, joining creative writing and book clubs before her adolescent years. Upon completing her degree in journalism from Boston University in 2008, Ms. Corbin has worked with local publications including Stuff Magazine and The Improper Bostonian. Marico acts as a contributing writer for FinanceFoodie.com and is currently working with a mobile application start-up that will feature editorials focused on Boston neighborhoods. Favorite Book: The Curious Incident of the Dog in the Nighttime (Mark Haddon). Favorite quote: "Never wrestle with pigs. You both get dirty and the pig likes it." (George Bernard Shaw)

Dennis Mayer, Research Editor

Based in Cambridge, MA, Dennis Mayer is a research editor as well as a features reporter for Massinvestor, having contributed several pieces to Massinvestor's VC News Daily site. Dennis worked for MPG News Service, first as a full-time reporter, and then managing a ten-town newspaper chain. Dennis began his journalism career with the Daily Free Press, the independent student newspaper at Boston University, from which he graduated in 2005. Dennis also writes content for Wasabi Media Group, and works as a freelance reporter for the Patch news service. In his free time, Dennis enjoys cooking, gardening, playing music, and riding his motorcycle.

Michael Phuong, Research Editor

Michael Phuong currently lives in his hometown of Boulder, CO. In 2003, Michael journeyed to Boston to attend Northeastern University, where he received his B.A. in Journalism. Shortly after graduation, he began his work with Massinvestor. Phuong was a contributor to Massinvestor's WhoOwnsFacebook.com site, penning several of the profiles. Now that he is back in his hometown, the things Michael misses most about Boston are the fresh seafood, Boston Common on a summer day, and his friends. The thing he misses least about Beantown: riding public transportation after a Red Sox game. Favorite book: The Amazing Adventures of Kavalier and Clay. Favorite TV show: 30 Rock.

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