Windy Street was formed to provide capital and strategic oversight of seed investments.

Marina Hatsopoulos was Founding CEO and original investor in Z Corporation, an early market leader in 3D printing. Since 2012 she has served as Chairperson of the Board and investor in Levitronix Technologies, the worldwide leader in magnetically-levitated bearingless motor technology. In 2008 she became a founding member of the Advisory Board of the Deshpande Center for Technological Innovation at MIT, which funds early-stage research to help new technologies emerge. She is on the Advisory Board of the Nantucket [technology] Conference (since 2005), and MIT Enterprise Forum Greece (since 2015), as well as two acceleration programs in Greece: the EGG (since 2015) and OK!Thess (since 2016). She is currently an investor in Codebender and RTsafe, based in Greece, and C2Sense, based in Cambridge, MA.

She was a Director (2008-2017) and investor in Cynosure Inc. (Nasdaq: CYNO), a $400 million leader in the laser aesthetics market which was sold to Hologic for $1.65B in 2017. She was a Director (2012-2015) and investor in Dear Kate, which makes performance apparel, and Tea Forte (2008-2011), a luxury tea brand which was sold to Sara Lee. She served as Director (2005-2010) of the GSI Group (Nasdaq: GSIG), a $300 million supplier of precision motion control products, and laser-based advanced manufacturing systems for the global semiconductor and industrial markets. She was a Director of Contex Holding, a $100 million leading manufacturer of large-format scanners and software, from 2005-2007.  As Chair of the Committee on Finance and Investment of the American Society of Mechanical Engineers (ASME), she oversaw the budgets and investments of this 120,000-member organization.

Ms. Hatsopoulos was the Founding CEO and investor in Z Corporation from 1994 through its successful sale in 2005.  Z Corp. (now part of 3D Systems) was a market leader in 3D Printing, a technology used to produce physical prototypes from design data at low cost and high speed.  At the time of sale, Z Corp. had 125 employees, revenues of $30 million and a strong history of profitability.  It was the technology leader and had reached a strong #2 spot in market share.

She served on the Board of Trustees of The Buckingham Browne & Nichols School in Cambridge, Massachusetts. She currently serves on the Board of The Bridge Boston Charter School in Dorchester.

Ms. Hatsopoulos graduated with a B.A. in Pure Mathematics and a B.A. in Music from Brown University in 1987 (Phi Beta Kappa, Magna Cum Laude, Mathematics Prize, and Faculty Fellowship).  She received her M.S. in Mechanical Engineering from MIT in 1993 (Sigma Xi). 


Ms. Hatsopoulos was honored with Mass. High Tech’s 2001 All-Star Award for Hardware. She has been profiled in Fortune, Forbes, Fast Company, Boston Business Journal, the Boston Globe and Technology Review. She has published articles in Design News and Time Compression Technologies, and contributed a chapter, titled “Product Differentiation from Technology,” to Jumpstart: Launching Your Business Venture, Profitably and Successfully (Aspatore, 2003).


Ms. Hatsopoulos was Founding CEO of Z Corporation, which licensed its technology from the MIT Technology Licensing Office in 1994 to develop the world’s fastest 3D Printers - machines that produce physical prototypes quickly, easily, and inexpensively from computer-aided design (“CAD”) data.  Z Corp.’s thousands of customers worldwide include Sony, Fisher-Price, Adidas, Canon, Kodak, Clorox, NASA, Lockheed Martin, Northrop Grumman, BMW, Porsche, United Technologies, Ford, DaimlerChrysler, Harvard, and MIT.  The Company was the first place winner of the "New England Technology Fast 50" for 2001, a ranking of the 50 fastest-growing technology companies in the region, and has also been listed in the Inc 500 ranking of the nation’s 500 fastest-growing private companies by Inc Magazine.  Z Corporation was profitable for 5 of the 6 years prior to sale. 

Prior to co-founding Z Corporation, she worked in corporate finance for the Energy Industry at The Chase Manhattan Bank in New York, negotiating $2.5 billion in financing deals.  She pursued more operational roles in her work at various Thermo Electron Corporation subsidiaries, heading up special projects in Mergers and Acquisitions, Marketing and Project Management.