Mark J. Fiekers

R. Scott Kilgore is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. R. Scott, 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 R. Scott is held by other top lawyers in the same geographic and legal practice area.

Carmine R. Zarlenga is a top attorney recognized by Best Lawyers in the practice area(s) of Advertising Law. Carmine R., 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 Carmine R. is held by other top lawyers in the same geographic and legal practice area.

Eric B. Sensenbrenner is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Eric B., 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 Eric B. is held by other top lawyers in the same geographic and legal practice area.

Carolyn Abbate is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Carolyn, who practices law in Arlington, Virginia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Carolyn is held by other top lawyers in the same geographic and legal practice area.

Heidi builds on her previous experience at the Office of Counsel to the Inspector General of the Department of Health and Human Services to assist clients with health care regulatory, compliance, and fraud and abuse matters. Heidi previously served as chief of the Administrative and Civil Remedies Branch in the Office of Counsel to the Inspector General (OCIG) at the Department Health and Human Services. Heidi served as the OCIG’s coordinator for both the Provider Self-Disclosure Protoc...

Fred Goldberg is co-head of the firm’s Tax Group and global co-chair of the firm’s Diversity Committee. Mr. Goldberg first joined Skadden in 1986, following two years as chief counsel of the Internal Revenue Service. From 1989 until 1992, Mr. Goldberg served as commissioner of the IRS, and during 1992 he served as assistant secretary of the Treasury for Tax Policy. He returned to Skadden in December 1992. Working with his Tax Department colleagues in Skadden’s Washington, Ne...

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...

Mark’s background includes a broad array of multijurisdictional and complex commercial disputes, including class action litigation. He has practiced before state and federal courts, as well as in arbitration actions, and he has been involved in all aspects of litigation—from pretrial discovery and motion practice to trial advocacy and appellate practice. He regularly represents plans, their sponsors, and insurance companies before federal and state regulatory agencies. As a litiga...

Kimberly Skiba-Rokosky is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law and Trusts and Estates. Kimberly, 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 Kimberly is held by other top lawyers in the same geographic and legal practice area.

Paul J. Kiernan is a trial lawyer and appellate who focuses on administrative-agency litigation, real-estate disputes, corporate-governance litigation and local government law. He represents businesses, developers, institutions, lenders, hotels, landlords, and tenants on land use, condemnation, development and property-management disputes and matters involving distressed real estate. Mr. Kiernan has substantial experience in general commercial litigation, commercial and international arbitrat...