Robert M. Weinberg

Ronald C. Machen is a top attorney recognized by Best Lawyers in the practice area(s) of Securities Regulation. Ronald C., who practices law in Washington, District of Columbia, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ronald C. is held by other top lawyers in the same geographic and legal practice area.

Kurt R. Karst provides regulatory counsel to pharmaceutical manufacturers on Hatch-Waxman patent and exclusivity, drug development, pediatric testing, and orphan drugs. He helps clients develop strategies for product lifecycle management, obtaining approval, managing post-marketing issues, and defining periods of exclusivity. As the co-founder and primary author of Hyman, Phelps & McNamara's FDA Law Blog , Mr. Karst often leads the response to new rules and regulations, sharing his interp...

Edo Banach is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Edo, who practices law in Washington, District of Columbia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Edo is held by other top lawyers in the same geographic and legal practice area.

Ken Silverberg is an experienced tax attorney and former CPA-partner at Arthur Andersen & Co. He focuses on tax controversies, including tax audits, appeals and litigation against the IRS and state departments of taxation. He also represents numerous nonprofit organizations and NGOs in the health care, education and trade association sectors. What do you focus on? Tax Controversy Practice I help clients resolve their IRS and state tax problems as quickly and inexpensively as possible. Mos...

Trial lawyer Ira Sherman has built his reputation on aggressive and creative litigation strategies to successfully represent injured victims and victims of discrimination. Known for his dedication to the cause, Mr. Sherman has established himself as one of the area's leading advocates.Mr. Sherman joined Mr. Chaikin in April 1980. Upon Mr. Chaikin's retirement in December 1999, he became the senior and managing partner of Chaikin, Sherman, Cammarata & Siegel, P.C. Mr. Sherman and the law f...

Matt Hjortsberg is skilled at assisting clients in managing complex problems from “black swan events” to complex legal issues and multi-party negotiations. He has extensive experience representing commercial contractors, subcontractors, design professionals and owners in disputes, including construction delay, impact and defect claims. Regardless of the nature of the dispute, Matt brings the same core skills to each matter to help clients mitigate and manage risk. An unusually qui...

John Dalton is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. John, who practices law in Washington, District of Columbia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John is held by other top lawyers in the same geographic and legal practice area.

Carol Weld King is a Partner in the firm’s Commercial Real Estate Development and Finance and Hospitality practices. Her practice focuses on transaction structuring, financing, acquisition, and development activities in the hospitality and lodging industry. Ms. King has represented various owners, investors, developers, and lenders in a broad range of transactional work for hospitality and gaming, office, multifamily, mixed-use, and light industrial projects. She currently serves as pri...

Daniel J. Gerkin is an international trade and national security partner in the Washington, D.C., office of Kirkland & Ellis LLP. Dan advises on issues involving the transnational flow of goods, software, technology and services, as well as investments in the United States and abroad. Specifically, Dan counsels a variety of U.S., international and multinational companies, hedge funds, private equity funds, venture funds, Special Purpose Acquisition Companies, financial institutions, and i...

Representation of corporations and executives in criminal and related civil and administrative matters, including grand jury investigations, internal investigations, SEC enforcement proceedings, False Claims Act and qui tam lawsuits, and shareholder class actions. Litigation of disputes involving accounting and securities fraud, Foreign Corrupt Practices Act violations, government program fraud, false claims and statements, antitrust violations, public corruption, tax evasion, insider trading...