Who's Who

Elisabeth DeMarse
  • Elisabeth DeMarse

  • Chairman, CEO and President 

  • Elisabeth DeMarse was appointed Chairman, Chief Executive Officer and Chairman of TheStreet, Inc. in March 2012. From October 2010 to March 2012, Ms. DeMarse was CEO of Newser, LLC, an online news service. Prior to Newser, she was founder and CEO of CreditCards.com Inc., which she created by acquiring the assets of ClickSuccess in Austin, Texas, Freedom Marketing in Colchester, UK, and the acquisition and buildout of numerous credit-related url’s. Previously, Elisabeth transformed iLife.com into Bankrate, Inc., engineering the turnaround of the company, driving exponential growth and creating $450 million in shareholder value. Bankrate was acquired for $560M by APAX in 2009; in August, 2010 Bankrate acquired Creditcards.com Inc. for $145M. Ms. DeMarse spent a decade as chief marketing officer for Bloomberg LP working directly for the founder, Michael Bloomberg, where she was instrumental in the formation of several media properties. She serves on the Board of Directors of AppNexus. 

    Ms. DeMarse is a graduate of HBS and a cum laude graduate of Wellesley College, She is a member of the Committee of 200. Awards include Working Mother of the Year, Dealmaker of the Year, Most Intriguing Person in Media, NOW Woman of Power and Influence, Fast Company Fast 50, Inc. 500, and ACG Award for Outstanding Corporate Growth. 
  • John C. Ferrara

  • Chief Financial Officer

  • John Ferrara brings more than 25 years of experience in operations, mergers and acquisitions, debt and equity financing, business development, strategic planning and corporate governance. Prior to joining the Company, he most recently held the position of Chief Operating Officer and Chief Compliance Officer since 2011 of Invmetrics Holdings, Inc. (formerly RogersCasey, LLC). Prior to Invmetrics, Mr. Ferrara served as Chief Financial Officer of EDGAR Online Inc., a provider of company data and public filings for equities, mutual funds and other publicly traded assets, from March 2008 to March 2010. Prior to EDGAR Online, Mr. Ferrara served as Interim Chief Financial Officer and Consultant of GAMCO Investors, Inc. (formerly, Gabelli Asset Management Inc.), a publicly traded investment management company, from May 2006 to December 2007. Prior to that, Mr. Ferrara served as Chief Executive Officer and President of The LGL Group, Inc. (formerly, Lynch Corp.), a holding company with diversified manufacturing operations, from October 2004 to December 2006. In addition, Mr. Ferrara has held Chief Financial Officer positions at Space Holding Corporation (1999 to 2002), a private multimedia company dedicated to space, science and technology, Golden Books Family Entertainment Inc. (1998 to 1999), a Nasdaq listed publisher, licensor, and marketer of entertainment products, and Renaissance Communications Corporation (1989 to 1997), an NYSE listed owner and operator of television stations.   

    Mr. Ferrara is a graduate of the Columbia University Business School. 


Janet Guyon
  • Erwin Eichmann

  • Chief Business Officer

  • An expert in business development and legal advice, Mr. Eichmann has over 20 years of experience in the financial industry. Prior to joining the Company, Mr. Eichmann most recently held the position of Chief Operating Officer, IT Sourcing and Executive Director at Morgan Stanley, where he worked for 11 years negotiating deals for global wealth management, technology and operations. Prior to Morgan Stanley, Mr. Eichmann held positions at CNBC.com as VP of Corporate Development and NBC Television as principal legal counsel for NBC's Interactive Media Group. Earlier in his career, he worked in the M&A group at Shearman & Sterling.

  • Mr. Eichmann received his Juris Doctor from the Stanford Law School and A.B. degree in Electrical Engineering and Economics from Yale University.

  • Stefan Chopin

  • Chief Technology Officer

  • Stefan Chopin is a seasoned technology professional that has spent his entire career in the financial services industry creating and operating sophisticated solutions for the trading, research and information publishing sectors. 

    Prior to working at TheStreet, Mr. Chopin was CTO of EDGAR Online where he created advanced analytic and compliance solutions for exchange listed companies. Prior to EDGAR Online, Mr. Chopin was CTO of E-Tran, Inc., a provider of payment and private label electronic bill-pay solutions to financial institutions. In 1995, he founded Pequot Systems Inc., to develop strategic e- business technology solutions for the financial services community. Pequot was subsequently acquired by iXL Inc. to form the basis of a Financial Services Industry Practice. Mr. Chopin assumed the role of CTO for the Financial Industry Practice at iXL and developed sophisticated trading and web-based wealth management solutions for international banks. Prior to Pequot, he was Vice President of Engineering for Micrognosis, Inc., a leading provider of high-end trading room solutions for the global financial services community. Mr. Chopin started his career at Singer & Friedlander, Ltd, a UK merchant bank. In 2010, he was awarded two patents relating to the display and analysis of financial information. 

TheStreet Inc (TST)  $1.72

Tuesday, October 6, 2015 - 04:00 PM