Leonard C. Tengco

Scott Oswald is an accomplished trial lawyer who has brought more than 40 trials to verdict and recovered more than $300 million in judgments and settlements for his clients, in cases ranging from wrongful termination to employer fraud. Mr. Oswald litigates employment lawsuits nationwide, with a special focus on whistleblower matters - including qui tam law, which can deliver monetary rewards to employees who expose fraud against the government. Since founding The Employment Law Group® la...

Allison has advocated extensively for clients in government contracts litigation before the Boards of Contract Appeals (BCA) and the U.S. Court of Federal Claims, as well as in bid protests before the Government Accountability Office (GAO). In these processes, she places clients in the best position for successful outcomes by covering all bases and ensuring she’s diligently safeguarding their rights under specific contract clauses. Outside of dispute resolution, Allison also advises gov...

Jeffrey R. Holmstead is a lawyer recognized by Best Lawyers in the practice areas of Environmental Law and Litigation - Environmental. Jeffrey R. practices law in Washington, District of Columbia Best Lawyers has recognized Jeffrey R. Holmstead since 2008. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Jeffrey R. Holmstead is held by other lawyers.

Tom Hyatt is a partner with Thomas K. Hyatt PLLC, based in Washington, District of Columbia. His legal practice focuses on Health Care Law and Nonprofit / Charities Law, with an emphasis on advising tax-exempt organizations on corporate, regulatory, and governance matters. He is a 1979 cum laude graduate of Boston College and earned his Juris Doctor in 1982 from the University of Pittsburgh School of Law, where he served as Editor-in-Chief of the Journal of Law and Commerce . He is admitted t...

Michael Koplan's practice focuses primarily on civil litigation with an emphasis in construction law and government contracts. He represents general contractors, construction managers, subcontractors, sureties, owners, and developers on both private and public construction projects, in federal and state courts, before administrative agencies, and in arbitrations and mediations. He is experienced in a broad range of construction matters, including preparing and negotiating contract documents, ...

Elizabeth J. McInturff represents individuals, businesses and fiduciaries in complex civil litigation matters throughout Maryland and Washington, D.C. Based in Bethesda, Maryland, she is a member of Selzer Gurvitch and handles a broad range of disputes involving Commercial Litigation , Litigation - Construction, and Litigation - Trusts and Estates. Elizabeth regularly appears before Maryland and Washington, D.C. state, federal and appellate courts. In addition to courtroom advocacy, she couns...

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...

Gregory J. Rupert is a lawyer recognized by Best Lawyers in the practice area of Tax Law. Gregory J. practices law in McLean, Virginia Best Lawyers has recognized Gregory J. Rupert since 2023. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Gregory J. Rupert is held by other lawyers.

Having practiced energy law for over twenty-nine years, Wendy has been consistently recognized by Chambers USA as a leader in the field, describing her as “almost superhuman when it comes to managing a diverse group into a consistent regulatory position” in their 2010 rankings. In 2021, Chambers noted, “Wendy provides wise guidance on how best to address legal requirements in a manner that is both convincing and understandable” and also commended her “great leade...

Nicholas A. Giannasca is a lawyer recognized by Best Lawyers in the practice area of Energy Law. Nicholas A. practices law in Washington, District of Columbia Best Lawyers has recognized Nicholas A. Giannasca since 2020. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Nicholas A. Giannasca is held by other lawyers.