Christopher M. Chubb

With over 30 years of experience, Bruce I. Ettelson, P.C. is widely recognized as a leading private investment funds lawyer who has been on the forefront of the industry's evolution since its early years. He is the founder of the Firm's dedicated Investment Funds Group, which was ranked in 2021 by Chambers & Partners as Tier 1 in the U.S., Asia-Pacific, United Kingdom and globally. His practice focuses on structuring and forming premier private equity funds and their management companies....

James J. Lukas, Jr. is Co-Chair of the Chicago Intellectual Property & Technology Practice. He focuses his practice on intellectual property litigation with a particular emphasis on patent litigation and related client counseling. He has experience with complex patent litigation cases in federal district courts throughout the country, including both enforcing patent rights and defending against charges of infringement on behalf of clients. He has first-chaired trials and claim constructio...

Matthew Antinossi's practice includes all ERISA-related areas, and he has extensive experience with the employee benefits aspects of mergers, acquisitions and divestitures, including ESOP transactions. In addition to his transactional practice, Matthew is frequently involved in representing debtors in the employee benefits aspects of bankruptcy, insolvency and restructuring. Such representations frequently involve resolution of complex ERISA Title IV issues. A significant portion of Matthew's...

David S. Ruskin is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. David S., who practices law in Chicago, Illinois, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David S. is held by other top lawyers in the same geographic and legal practice area.

Sorinel Cimpoes is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Sorinel, who practices law in Chicago, Illinois, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sorinel is held by other top lawyers in the same geographic and legal practice area.

John Ratnaswamy founded his own law firm after having served as a co-founder and Partner at a nationally recognized energy boutique law firm. John has spent over 25 years counseling and representing electric and natural gas industry clients, including before utility commissions and on appeal. John has been selected for inclusion in The Best Lawyers in America© from 2010-2026 and was named its 2014 Chicago “Lawyer of the Year” in the field of Energy Law. John also has been rec...

Peter P. Knight is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Peter P., who practices law in Chicago, Illinois, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter P. is held by other top lawyers in the same geographic and legal practice area.

William E. Ridgway is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Regulatory Enforcement (SEC, Telecom, Energy). William E., who practices law in Chicago, Illinois, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which William E. is held by other top lawyers in the same geographic and legal practice area.

With more than 28 years of experience in infrastructure and energy transactions, Eddie Lowry is a trusted authority for clients in this dynamic and rapidly evolving sector. He advises developers, operators, and investors on the full economic cycle of data centers and data energy projects, including all aspects of development, operation, energy procurement, tax incentives, construction, acquisition, disposition, finance, land use, and leasing for this niche asset class. An integral part of the...

Matthew Steinmetz focuses primarily on leveraged buyouts of public and private companies, as well as recaps and joint ventures. His experience spans a wide variety of sectors, including technology, media, healthcare, industrials and retail. His principal clients include both large cap and middle cap leveraged buyout funds, located in the U.S. and abroad. In addition to his considerable transactional work, he is a trusted advisor to a number of senior PE fund managers.