Bradley Markano

Tom Vincent is a Partner at Pierson Ferdinand and is a Certfied Information Systems Security Professional, a Certified Regulatory Compliance Manager, and a Certified Information Privacy Professional/United States. Tom helps organizations navigate the complex legal landscape of cybersecurity, data privacy, compliance, and corporate governance with practical, business-minded legal counsel. Drawing on his background as a former banking executive and compliance officer, he brings a strategic, pre...

Carolyn Grimes is a partner in the firm, practicing in all areas of family law including divorce, spousal support, child custody, child support, equitable distribution, retirement issues, and prenuptial agreements, among other areas. She practices in all of the Circuit and Juvenile and Domestic Relations Courts in Northern Virginia and has argued before the Court of Appeals. She has lectured on family law topics ranging from custody to retirement issues, including military, federal, civilian ...

Sharon Nelson Craig is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Sharon Nelson, who practices law in Bethesda, Maryland, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sharon Nelson is held by other top lawyers in the same geographic and legal practice area.

Arthur (Art) Garrett is Keller and Heckman’s General Counsel and co-chair of the firm’s national litigation practice. He advises clients on insurance recovery, with an emphasis on the representation of food industry policyholders in and out of court. Art specializes in advising food companies on their liability insurance programs, including GL, D&O, E&O, Excess/Umbrella, first-party property, and specialized insurance policies, such as product contamination insurance and m...

Mark J. Riedy is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Mark J., 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 Mark J. is held by other top lawyers in the same geographic and legal practice area.

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

Samuel W. Beavers is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Samuel W., who practices law in Washington, District of Columbia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Samuel W. is held by other top lawyers in the same geographic and legal practice area.

Mark A. Grider is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar. Mark A., 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 Mark A. is held by other top lawyers in the same geographic and legal practice area.

Marisa C. Terrenzi is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Marisa C., who practices law in Tysons, Virginia, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marisa C. is held by other top lawyers in the same geographic and legal practice area.

Bob Wellen, a partner of the firm, has practiced tax law for nearly 35 years. His practice involves planning, structuring and negotiating business transactions and representing taxpayers seeking private letter rulings from IRS and tax policy determinations from IRS and the Treasury Department and in controversies with IRS. He also serves as an arbitrator and as an expert witness in commercial disputes involving tax issues. Bob grew up in Jersey City, New Jersey. He graduated from Yale College...