Leif Petter Madsen

John concentrates his practice in tax-exempt organizations, estate planning, sophisticated charitable giving, private foundation tax planning and the unrelated business income tax. He has also lectured extensively in the tax area. John has helped organize and establish the qualifications for numerous private and public foundations and other charitable organizations including schools, medical research, religious, social welfare and cultural organizations.

Dov Y. Frankel is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Dov Y., who practices law in Cleveland, Ohio, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dov Y. is held by other top lawyers in the same geographic and legal practice area.

H. David Gold is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law and Environmental Law. H. David, who practices law in Boston, Massachusetts, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which H. David is held by other top lawyers in the same geographic and legal practice area.

John Zavitsanos is a highly regarded trial lawyer who loves trying cases and loves winning. He has achieved success for a multitude of clients – both defendants and plaintiffs, from big energy companies to lone whistleblowers battling the odds. He has tried almost 100 cases to verdict in litigation that runs the gamut: financial services, oil and gas, construction, complex commercial disputes, director and officer liability, non-compete and trade-secret disputes, real estate development...

Steven J. Gross is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law, Litigation - Insurance and Transportation Law. Steven J., who practices law in Phoenix, Arizona, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Steven J. is held by other top lawyers in the same geographic and legal practice area.

Chris Koehnke is a Shareholder at von Briesen & Roper, s.c. focusing on restructuring, insolvency, and commercial litigation. Chris represents lenders and other creditors with respect to the following: Representing secured creditors and other lenders in all stages of bankruptcy litigation Representing creditors in State Court Chapter 128 receivership proceedings, including issues related to lien priority, asset disposition, and settlement of preference claims Guiding clients through the p...

Curtis Y. Chow is a top attorney recognized by Best Lawyers in the practice area(s) of Immigration Law. Curtis Y., who practices law in Columbia, South Carolina, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Curtis Y. is held by other top lawyers in the same geographic and legal practice area.

Ian has broad experience in real estate law, with a focus on commercial, industrial and residential construction law. Ian has extensive trial experience conducting jury and bench trials, as well as arbitrations, from homeowner claims to multimillion- and multibillion-dollar commercial projects throughout Texas. He represents developers, general contractors, subcontractors, homebuilders, homeowners, business owners and individuals in a variety of disputes, as well as in OSHA compliance and inv...

A member of the Management Committee and co-head of the Corporate group, Joe Fernandez represents independent energy companies and private equity funds in power plant finance and M&A matters. He has served as project counsel to electric generating facilities located around the country. Joe represents traditional and renewable energy facilities in corporate finance and project finance transactions, in acquisitions and divestitures of project companies, in negotiating and drafting project c...

Juan J. Mayol, Jr. is a partner and practices in the firm’s Real Estate Section in the areas of Land Use and Zoning. He represents builders and developers in all aspects of land use law through the entire development process, from zoning approvals to subdivision and building permit issues. In addition, Mr. Mayol handles environmental matters as they relate to the development process. Mr. Mayol holds the highest rating assigned by the Martindale-Hubbell Law Directory.