Board of Directors


Jimmy Treybig, Venture Partner, NEA
Jimmy Treybig PhotoMr. Treybig joined NEA in 2002 as a Venture Partner. Prior, he was the principal founder of Tandem Computers. From 1974 to 1996, he served as the company’s president and CEO. Under his leadership, Tandem delivered its first product in 1976, first issued public stock in 1977 and, in 1980, was ranked by Inc Magazine as the fastest-growing public company in America. Mr. Treybig has been recognized with Entrepreneur of the Year awards from both Stanford Graduate School of Business and Harvard Graduate School of Business. He received a B.A. and BSEE from Rice University and an MBA from Stanford.


Scott Sandell, General Partner, NEA
Scott Sandell PhotoSince 1996, Mr. Sandell has specialized in investments in emerging energy and information technology at NEA. During his tenure, he has successfully sponsored investments in IT frontrunners, such as NetIQ, and WebEx. Mr. Sandell holds an MBA from Stanford University and a B.S. in Engineering Sciences from Dartmouth College.


Tim Costello, CEO, Builder Homesite, Inc.
Tim Costello PhotoAs the CEO of Builder Homesite, Mr. Costello leads a consortium of more than 36 American homebuilders representing more than 275,000 new homes and $60 billion in revenue. BHI was founded to provide affordable and scalable technology solutions to the homebuilding industry. Mr. Costello also co-founded Greenlight LLC, a service provider that enables builders to easily adopt and implement green building practices, including solar system installations. Prior to BHI, he was Vice President, Global Operations at Applied Materials (AMAT), the world’s leading manufacturer of semiconductor capital equipment. In this role, he was responsible for analyzing the global manufacturing value stream and the strategic direction of technical programs aimed at driving efficiencies. He received a B.S. in Mechanical Engineering from Cornell University.


Ron Bernal, Partner, Sequel Venture Partners
Ron Bernal PhotoRon Bernal joined Sequel Venture Partners in May 2006 as a partner and his investment focus includes energy, systems and software sectors. He has led investments in HelioVolt and Buzzwire and works closely with SkyeTek.

Before joining Sequel, Ron served as a Venture Partner at Sutter Hill Ventures where he led investments in Data Domain (NasdaqGM: DDUP), Data Robotics, Indicative Software, LifeSize Communications, ProStor Systems, and Red Seal Systems.

He joined Sutter Hill in 2002 from Cisco Systems where Ron was the Vice President of Operations for the Product Technology Groups and the Service Provider Line of Business. Ron joined Cisco via the acquisition of Growth Networks in March 2000 where he was President and CEO. Growth Networks was a fabless Internet switching fabric semiconductor company Ron co-founded in October 1998 while he was an Entrepreneur-In-Residence at NEA.

Ron was previously an executive with Silicon Graphics for over seven years. He was Senior Vice President and General Manager of the $1+ Billion Server Division. Earlier he was President of the MIPS Group, the microprocessor subsidiary of SGI. Ron was also the Vice President and General Manager of the Supercomputing Systems Division, growing the company to the largest supercomputing vendor in the world.

Previously, Ron was Vice President of Engineering and COO of Edge Computer, a computer company he cofounded in October 1983.

Ron received a BSEE degree from DeVry Institute of Technology in Phoenix, Arizona, in 1978.


Ken Pentimonti, Paladin Capital

In his current role at Washington, DC-based Paladin Capital, Ken Pentimonti guides private equity investment in early stage companies that address homeland security issues and concerns. Pentimonti has extensive experience with the Paladin Homeland Security Fund where he is actively involved in Paladin�s investment activities in alternative energy and renewable fuels. Prior to joining Paladin, Pentimonti spent six years as an investment banker with JP Morgan Chase. Pentimonti received his B.A. degree in Economics and Political Science from Stanford University, and his M.B.A. from the Anderson School at UCLA.