Karen Ballack > Weil, Gotshal & Manges LLP > Redwood Shores, United States > Lawyer Profile

Weil, Gotshal & Manges LLP
United States
Karen Ballack photo




Karen Ballack, a partner in Weil’s Silicon Valley office, has extensive experience in technology and intellectual property alliances and transactions. She works with a range of technology companies, particularly in the semiconductor, computer, internet, biotechnology, medical device and pharmaceutical industries. She is regularly engaged to work on complex and sophisticated technology and intellectual property transactions. Representative matters include licensing arrangements, R&D collaborations, strategic alliances, joint ventures, intellectual property acquisitions and divestitures, cloud computing arrangements, outsourcing transactions, and manufacture, supply and distribution arrangements.


San Diego State University (BS, summa cum laude, 1981); University of San Francisco (JD, 1986).

Lawyer Rankings

United States > Intellectual property > Patents: licensing

With over three decades of experience advising on technology and IP transactions under his belt, New York’s Michael Epstein, who has lately advised on a number of global pharmaceutical deals and private equity investments in emerging technologies, heads the dedicated team at Weil, Gotshal & Manges LLP. The renowned practice shoulders a significant workload consisting of independent licensing work, and matters involving the patent aspects of M&A, private equity, financing and restructuring transactions. New York duo Charan Sandhu and Jeffrey Osterman, and Karen Ballack in Silicon Valley, complete the group which, in addition to boasting strong cross-border capabilities, is also well known for its prowess in assisting with research and development collaborations, licensing agreements, co-marketing arrangements, outsourcing transactions, professional services agreements and e-commerce agreements. The department’s client roster includes names from the technology, life sciences, electronics and software sectors.

United States > Media, technology and telecoms > Technology transactions

Weil, Gotshal & Manges LLP has an ‘exceptionally hard working and diligent‘ team that covers the full suite of M&A, restructuring and standalone technology transactions. The dedicated practice represents a mix of technology and life sciences companies, as well as banks and private equity investors, on their most business critical deals, including domestic and cross-border strategic alliances, IP acquisitions and disposals, research and development agreements, outsourcing transactions and licensing agreements. Key to the team’s popularity is its ‘deep knowledge and experience in the technology field’ including its ‘ability to deal with challenging personalities in stressful negotiations‘. The largely New York-based group is co-chaired by the versatile Jeffrey Osterman and the ‘outstandingCharan Sandhu, who took over from former global practice head Michael Epstein, a partner with over 30 years’ experience in the market. Other key individuals include recently promoted partner Adam Dennis, and Silicon Valley-based partner Karen Ballack who is noted for her ‘great expertise, creativity, and good judgment‘.