J. Patrick Rowan

Ms. Knapp is a partner at Shounbach having joined the firm in 2013. Her legal career has been dedicated entirely to the practice of family law since completing a two year judicial clerkship with the Honorable William D. Hamblen (Ret.) in Prince William County Circuit Court. Ms. Knapp graduated from George Mason University School of Law 2011, however, law is a second career for Ms. Knapp. Prior to law school, she worked in public and media relations for six years, gaining oral and written advo...

Bob Daileader represents a wide variety of energy clients in the development, financing, and construction of energy infrastructure projects, as well as on the federal and state regulatory approvals needed for such projects. Bob has represented clients in the energy industry for more than forty years. My focus My practice is heavily focused on the development, financing, and construction of electric infrastructure projects, particularly renewable generation and transmission facilities. Electri...

Jamie's representations have involved the taxation of financial instruments, the timing of income and deductions, corporate reorganizations, deductions for worthless investments, the substance-over-form and economic substance doctrines, civil tax penalties, and other areas of tax law. From 2006 to 2013, Jamie was a trial attorney with the Tax Division of the U.S. Department of Justice, where he was lead counsel for the government in over 100 civil tax cases, and he received two Outstanding At...

Diara M. Holmes serves as co-chair of the firm's Tax-Exempt Organizations Practice. She counsels tax-exempt organizations, including large public charities; colleges, universities and other higher education organizations; foreign charities and their U.S. affiliates; associations; government instrumentalities; social welfare organizations; and religious organizations on a broad range of tax compliance and governance issues. She advises nonprofit and for-profit organizations on structuring a va...

Marc S. Lampkin is a top attorney recognized by Best Lawyers in the practice area(s) of Government Relations Practice. Marc S., who practices law in Washington, District of Columbia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marc S. is held by other top lawyers in the same geographic and legal practice area.

A lawyer with a national construction practice, Owen Shean represents clients in a broad array of construction matters and disputes, including resolution of disputes on major infrastructure projects, government facilities, museums, multi-use/multi-family projects, hospitals, and military facilities. His clients have included the Architect of the Capitol (the federal agency responsible for the maintenance, operation, development, and preservation of the U.S. Capitol Complex), the New World Sym...

James N. Czaban is a top attorney recognized by Best Lawyers in the practice area(s) of FDA Law. James N., who practices law in Washington, District of Columbia, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James N. is held by other top lawyers in the same geographic and legal practice area.

Erin Girard is a real estate and land use lawyer with significant experience in securing approvals on a wide range of complex commercial, institutional and mixed-use projects. She represents and advises clients in all aspects of land use law, including regulatory permitting and licensing, from planning through post-construction. Her practice spans due diligence review, zoning entitlements, rezoning, variances, special exceptions / conditional uses, subdivision approvals, historic preservation...

F. Michael Willis is a top attorney recognized by Best Lawyers in the practice area(s) of Native American Law. F. Michael, who practices law in Washington, District of Columbia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which F. Michael is held by other top lawyers in the same geographic and legal practice area.

Robert C. MacKichan Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Real Estate and Real Estate Law. Robert C., who practices law in Washington, District of Columbia, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert C. is held by other top lawyers in the same geographic and legal practice area.