Gadi Weinreich

Mark J. Plumer is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. Mark J., who practices law in Washington, District of Columbia, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark J. is held by other top lawyers in the same geographic and legal practice area.

Joseph Guarino handles dispute resolution in the construction sector, including major claims relating to the development of energy facilities, hotel complexes and commercial buildings. His experience includes all aspects of contract drafting and negotiations, counseling on contract administration, claim preservation and avoidance, and dispute resolution and litigation within the construction industry. Joe's broad experience includes tunnels, power plants, high-rise buildings, hospitals, deten...

Maureen is an experienced litigator who co-chairs the firm’s Litigation Practice Group and Class Action Practice Group. Maureen devotes a very substantial amount of her practice to wage and hour issues, including preventive consultation, internal audits, government investigations, and defense of wage and hour litigation, almost all of which include class or collective action claims. Maureen's wage and hour litigation experience includes cases involving state and federal minimum wage and...

Marcus Owens represents a broad range of nonprofit organizations, including private foundations, charities, lobbying/political organizations and trade associations. The context has ranged from tax planning, the process of formation and application for exemption, through IRS and state attorney general investigations, including complex audits by IRS Exempt Organizations Financial Investigative Units. Marcus’ focus includes executive compensation, excess benefit and self-dealing excise tax...

Frank G. Lamancusa is a top attorney recognized by Best Lawyers in the practice area(s) of Communications Law. Frank G., 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 Frank G. is held by other top lawyers in the same geographic and legal practice area.

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.

Area of Emphasis Jim Curry is the Managing Shareholder of the Firm’s Washington, D.C. office. Jim is an energy lawyer with years of experience in government service and private practice helping clients navigate difficult regulatory and strategic challenges throughout the energy sector. His clients include pipelines, utilities, energy producers, LNG terminals, investors, technology companies, chemical makers, and hydrogen infrastructure developers. Jim takes a pragmatic, business-minded ...

James M. Maynor, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. James M., who practices law in McLean, Virginia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James M. is held by other top lawyers in the same geographic and legal practice area.

Benjamin Powell is widely recognized as one of the country's top authorities on handling cybersecurity, data breach and related investigation matters. He has advised companies on major cybersecurity incidents and incident preparedness across virtually every sector of the economy, including the banking, investment management, software, retail, energy, defense and intelligence, media and entertainment, pharmaceutical, cloud services, government contracting, aerospace, information technology, ma...

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...