Adina Tecklu


dina Tecklu is an early stage investor at Rothenberg Ventures. She focuses on Enterprise Software, Virtual Reality, Augmented Reality, Robotics, 3D Printing, Drones, Artificial Intelligence, Machine Learning.

Prior to joining Rothenberg Ventures, she worked at Zenefits. She graduated Stanford with B.S. in Science, Technology, and Society, Management Science and Engineering.

Fund's investment verticals: 3D printing, robotics, drones, space, enterprise and consumer technologies.


Dafina Toncheva


Dafina Toncheva is a Partner of U.S. Venture Partners. Ms. Toncheva focuses on enterprise, SaaS and security software investments.

Ms. Toncheva served as a Partner at Tugboat Ventures and a Principal Investor since 2010. She joined the Tugboat Ventures in 2008. Previously, Ms. Toncheva served as a Vice President at Venrock, where she was employed for two years and focused on investments in security and technology and helped expand its software investments in the areas of SaaS, virtualization, security, infrastructure, and enterprise applications with investments such as Cloudflare and Aria Systems.

Prior to Venrock, Ms. Toncheva held roles in development and product management at Microsoft Corporation and focused on authentication systems, digital signatures, and business workflow. She worked on some of the world's most-used web services and applications, such as MSN Live ID and MS Office and co-authored several key patents.

As a Software Design Engineer, Ms. Toncheva developed the first digital certificate authentication component for Microsoft's online identification system Passport and authored several key patents. After shifting to the MS Office organization in a Product Management role, she owned the design and delivery of key collaboration and security features in Office Suite and SharePoint.

Ms. Toncheva has strategic consulting knowledge gained at Bain & Company, where she worked on projects within the high-tech sector. Ms. Toncheva serves as a Director of, Inc., AccelOps Inc., StarMobile Inc., and HoneyApps Inc. (Risk I/O). She served as Director of MATRIXX Software Inc. She served as a Board Observer on the Boards of Cloudflare, PGP Corporation, Imperva Inc. and RedSeal Networks, Inc.

Ms. Toncheva holds an M.B.A. from Stanford University Graduate School of Business and B.S. in Computer Science, magna cum laude, with special focus on Cryptography, Efficient Algorithms, and Database Systems from Harvard University.

Fund's investment verticals: enterprise software, information technology, security, consumer internet, mobile, e-commerce, healthcare.






Christine Tsai

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Christine Tsai is a Co-Founder, Founding Partner, Managing Partner, Partner, and Principal at 500 Startups. At the firm, besides being part of the investment team, she also directs the 500 SuperMentor program, platform partnerships, and marketing. She's led investments in companies like ipsy, Sprig, and Homejoy.  

Prior to joining the firm, Ms. Tsai was at Google and YouTube for many years in product marketing for monetization and developer platforms and most recently leading Google I/O. Competitive market intelligence guru for Analytics team.

Christine Tsai was born in Guam but moved to the Bay Area when she was four. A mom to two young boys (and two dogs), Tsai, 34, has found that there are actually a lot of similarities between parenthood and startup-land. Soon, she'll add reality television star to her resume -- SyFy Network is currently filming a show around 500 Startups.

Fund's investment verticals: financial services, consumer products, healthcare, e-commerce, business productivity, education, infrastructure services and Internet.


Kathleen Utecht


Kathleen Utecht is a Managing Partner at Core Innovation Capital, investing in financial technologies that empower the everyday American.

Previously, Kathleen was both an investor and the Entrepreneur in Residence in the New York office of Comcast Ventures, first investing out of the main fund and then investing in and working closely with portfolio companies of the Catalyst Fund, an affiliated seed-stage fund of Comcast Ventures.

Prior to joining Comcast Ventures, Kathleen worked in venture capital at Core Innovation Capital (it was so good, she went back for an encore) and WVP Ventures. Prior to her venture roles, Kathleen invested in and led Green Rock Entertainment, an online / offline commerce startup whose main product was Cahootie.

She won Ernst & Young's Winning Women Award for its success. Before her operational adventure, Kathleen was an investment banker in the financial services group of Raymond James and a graduate of General Electric Capital's Financial Management Program. Kathleen holds a bachelor's degree from Babson College and an MBA from the Wharton School.

She also holds a whole host of other roles including mentor at 37Angels and Pipeline Fellowship and East Coast board member of Astia.




Anne Vazquez


Anne Vazquez serves as a Principal at NewSpring Capital. Most recently, she was a Senior Analyst at American Capital. In this role, she assisted in financial due diligence for buyout investments and sponsored finance transactions and was responsible for portfolio monitoring and valuations of portfolio companies.

Prior to American Capital, Ms. Vazquez worked in KPMG's Philadelphia audit practice as a Senior Associate, where she worked primarily on healthcare, life science and information technology companies. 

Her portfolio companies include: Alpha Imaging, S. Walter Packaging, Speed Connect, Zentech, Archive Systems (exited), Manifest Digital (exited), MinSec (exited).

Ms. Vazquez graduated from University of Rhode Island's business program with a B.S. in Business Administration with a concentration in Accounting and a minor in Leadership. Additionally, Ms. Vazquez graduated cum laude from Villanova University with a Masters of Accounting and Consultancy.


Geeta Vemuri


Geeta Vemuri serves as Managing Partner at Baxalta Ventures. She also serves as the Board Member at Aptinyx, as Vice President at Baxter Ventures, as the Board Member at Syntimmune and as a Partner of Quaker BioVentures.

She joined Quaker BioVentures as a Senior Associate in 2003 and was promoted to Partner in 2008. She is a former board member of Protez Pharmaceuticals, which was recently sold to Novartis and is also a current member of the Board of Directors at Argolyn BioSciences, Cellatope, Opsona Therapeutics and Immune Control. She is a Board Observer for Optherion, Regado, Tengion and Tranzyme.

Prior to Quaker, Dr. Vemuri was an Associate at Toucan Capital. Dr. Vemuri has also served as an Associate Analyst at Salomon Smith Barney. Earlier in her career, she was a Research Scientist at The Wistar Institute and postdoctoral fellow at Thomas Jefferson University. Dr. Vemuri received her M.S. from Central University in India, her Ph.D. in biochemistry from the Indian Institute of Sciences and her M.B.A. from the Wharton School of the University of Pennsylvania. She currently serves on the Board of Directors of Gliknik and Executive Committee of Southeast BIO and the Advisory Committees of BioAdvance Greenhouse and

Current Board Responsibilities: Argolyn, Cellatope, and Protez Pharmaceuticals. Board Observer Responsibilities: Immune Control, Optherion, Regado Biosciences, Tengion, and Tranzyme Pharma.

Other: Advisory Committee of the Sid Martin Biotechnology Incubator, Board of Directors and Executive Committee of Southeast BIO, the Advisory Committee of BioAdvance Greenhouse, and the Selection Committee for the "Best Incubator Company of the Year" Awards for companies located in Maryland.

Education: M.S. from Central University in India, Ph.D. in Biochemistry from Indian Institute of Sciences, and M.B.A. from the Wharton School of the University of Pennsylvania

Fund's investment verticals: therapeutic, diagnostic, medical device, hematology, immunology, inflammation, oncology and software.