Peter W. Sheehan, Jr.

Partner

100 S. Charles Street
Suite 1600
Baltimore, MD 21201

T 443.392.9438

peter.sheehan@nelsonmullins.com

Peter is an experienced litigator, focusing primarily on administrative law, products liability defense, business litigation, and appellate practice. He has represented clients of all sizes through every phase of the litigation process. He has tried cases to verdict (bench and jury trials) and prosecuted and defended appeals in state and federal appellate courts. In his administrative law practice, he counsels individuals and businesses in a variety of fields on strategies for resolving regulatory and licensing disputes informally and, when necessary, through litigation. Peter is a past chair of the Maryland State Bar Association, Administrative Law Section. Additionally, Peter co-chairs Maryland Defense Counsel’s Appellate Practice Committee.

administrative law practice, he counsels individuals and businesses in a variety of fields on strategies for resolving regulatory and licensing disputes informally and, when necessary, through litigation. Peter is a past chair of the Maryland State Bar Association, Administrative Law Section. Additionally, Peter co-chairs Maryland Defense Counsel’s Appellate Practice Committee.

Experience

Following is a selected sampling of matters and is provided for informational purposes only. Past success does not indicate the likelihood of success in any future matter.

Currently representing chemical company in 1000+ asbestos products liability cases pending in the Circuit Court for Baltimore City and the U.S. District Court for the District of Maryland
Regularly represents businesses and individuals in state, local, and federal administrative proceedings and investigations, actions for judicial review, and appeals
Significant experience litigating state and federal constitutional claims on both sides, having successfully represented private interests and defended state and local government agencies and personnel in a variety of constitutional claims involving standing, separation of powers, and governmental organization and procedures, as well as civil rights cases involving zoning, policing, housing, and governmental immunity
Successful defense of healthcare providers in adversarial administrative proceedings before federal and state agencies
Significant experience litigating inter- and intra-business disputes, including merger objections and related injunction and discovery proceedings, derivative and direct D&O claims, class actions, and contractual disputes
Has written appellate briefs and certiorari petitions and oppositions in a variety of state and federal appeals, including products liability cases, estates and trusts cases, business disputes, employment matters, administrative law matters, class actions, and criminal cases
In a case of first impression, successfully argued in the Court of Special Appeals of Maryland that the books and records provision of the Maryland Condominium Act (MCA) does not override the attorney-client privilege or the work product doctrine: 100 Harborview Drive Council of Unit Owners v. Clark, 224 Md. App. 13, 119 A.3d 87 (2015)
Member of appellate team that obtained reversal of death sentence and secured new trial (which resulted in acquittal) for a defendant convicted of capital murder

Education

University of Baltimore School of Law, JD, summa cum laude (2008)
University of Maryland - Baltimore County, BA (2003)

Admissions

Maryland
U.S. Court of Appeals for the Fourth Circuit
U.S. District Court for the District of Columbia
U.S. District Court for the District of Maryland

Clerkships

Law Clerk, the Honorable Glenn T. Harrell, Court of Appeals of Maryland

Practice Areas

Following is a selected sampling of matters and is provided for informational purposes only. Past success does not indicate the likelihood of success in any future matter.

Currently representing chemical company in 1000+ asbestos products liability cases pending in the Circuit Court for Baltimore City and the U.S. District Court for the District of Maryland
Regularly represents businesses and individuals in state, local, and federal administrative proceedings and investigations, actions for judicial review, and appeals
Significant experience litigating state and federal constitutional claims on both sides, having successfully represented private interests and defended state and local government agencies and personnel in a variety of constitutional claims involving standing, separation of powers, and governmental organization and procedures, as well as civil rights cases involving zoning, policing, housing, and governmental immunity
Successful defense of healthcare providers in adversarial administrative proceedings before federal and state agencies
Significant experience litigating inter- and intra-business disputes, including merger objections and related injunction and discovery proceedings, derivative and direct D&O claims, class actions, and contractual disputes
Has written appellate briefs and certiorari petitions and oppositions in a variety of state and federal appeals, including products liability cases, estates and trusts cases, business disputes, employment matters, administrative law matters, class actions, and criminal cases
In a case of first impression, successfully argued in the Court of Special Appeals of Maryland that the books and records provision of the Maryland Condominium Act (MCA) does not override the attorney-client privilege or the work product doctrine: 100 Harborview Drive Council of Unit Owners v. Clark, 224 Md. App. 13, 119 A.3d 87 (2015)
Member of appellate team that obtained reversal of death sentence and secured new trial (which resulted in acquittal) for a defendant convicted of capital murder

Articles & Speeches

Visit Idea Exchange

Recognitions

The bar rules of some states require that the standards for an attorney’s inclusion in certain public accolades or recognitions be provided. When such accolades or recognitions are listed, a hyperlink is provided that leads to a description of the respective selection methodology.

The Best Lawyers in America® – Product Liability Litigation – Defendants (2021–2022)
Fellow, Maryland Bar Foundation (2019–present)
Maryland Super Lawyers "Rising Star," Personal Injury – Products: Defense (2014–2020)

Professional Activities

Past Chair, Maryland State Bar Association, Administrative Law Section Council
Maryland Defense Counsel
- Board Member
- Co–Chair, Appellate Practice Committee
Member, American Bar Association
Member, DRI – The Voice of the Defense Bar
Board Member, Pro Bono Resource Center of Maryland (2015–2017)