Michael J. Lockerby

Steven A. Sigsbury specializes in tax and estate planning, estate and trust administration, fiduciary responsibility, and business and real estate planning. Steven’s laid-back personality allows him to relate to clients and instill a sense of trustworthiness at the outset of any engagement. Steven analyzes and simplifies complex problems and offers clients individualized solutions. As a tax and estate planner, Steven works with clients to develop tax-efficient estate plans that accompli...

Timothy Joseph Moran is a lawyer recognized by Best Lawyers in the practice area of Project Finance Law. Timothy Joseph practices law in Washington, District of Columbia Best Lawyers has recognized Timothy Joseph Moran since 2014. 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 Timothy Joseph Moran is held by other lawyers.

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...

Nancy Van der Veer Holt is a lawyer recognized by Best Lawyers in the practice area of Litigation - Labor and Employment. Nancy Van der Veer practices law in Washington, District of Columbia Best Lawyers has recognized Nancy Van der Veer Holt since 2027. 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 Nancy Van der Veer Holt is held by other lawyers.

Nicholas D. SanFilippo serves as a first chair trial lawyer representing employers in actions involving restrictive covenants, employment contracts, the Uniform Trade Secrets Act, and tort claims, including defamation, conversion, wrongful discharge, conspiracy, and tortious interference. He advises management on employment issues related to termination, hiring, reduction in force, restrictive covenants, employment agreements, discipline, and handbooks. Nick represents closely-held businesses...

Ronald Machen, a member of the firm's global Management Committee and Chair of the Firm’s Litigation and Controversy Department is one of the nation's leading trial and white-collar defense lawyers. His practice focuses on government enforcement, corporate and congressional investigations, and litigating civil business disputes. An experienced litigator who has tried more than 35 cases to verdict, Mr. Machen specializes in litigating complex criminal and civil actions. He also routinely...

Kevin Grierson is a lawyer recognized by Best Lawyers in the practice area of Technology Law. Kevin practices law in Washington, District of Columbia Best Lawyers has recognized Kevin Grierson since 2016. 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 Kevin Grierson is held by other lawyers.

Nat P. Calamis is a lawyer recognized by Best Lawyers in the practice area of Litigation - Labor and Employment. Nat P. practices law in Washington, District of Columbia Best Lawyers has recognized Nat P. Calamis 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 Nat P. Calamis is held by other lawyers.

Lynn E. Calkins is the practice group leader for Holland & Knight's Washington, D.C. Litigation Group and serves on the firm's Directors Committee. Ms. Calkins is a trial lawyer and appellate advocate, concentrating in the defense of claims under the Fair Housing Act and Americans with Disabilities Act brought against real estate developers, hotels, retailers and local governments. In addition to this focus, she has handled numerous business and real estate disputes, zoning appeals, regul...

Jeffrey N. Gibbs joined Hyman, Phelps & McNamara in 1990. Over the course of his career, he has developed an extensive knowledge of FDA law, from product approvals to advertising and promotion, and enforcement actions. In recent years, Mr. Gibbs has focused primarily on advising medical device and IVD companies, as well as pharmacies. Based on his extensive experience working with the industry on FDA issues, and previously for FDA, he provides efficient and insightful guidance. He has wor...