Atty. Mark A. Dewire
Mark A. Dewire is a lawyer practicing corporate law, securities law, sports law and 1 other area of law.
Corporate Law & More Attorney · Serving Washington, DC · 39+ Years Experience
Profile Summary
About Mark A. Dewire at a Glance
Mark A. Dewire is a Partner based in Washington, District of Columbia, practicing at Wilmerhale. They have 39+ years of legal experience, licensed to practice since 1987. Their practice focuses on business, m&a, securities, and entertainment. Admitted to practice in Maryland (1987) and District of Columbia (1998). Educated at Boston University School of Law (J.D., 1987) and Georgetown University (B.S., 1981). Recognitions include AV Preeminent. Active member of Maryland State and American (Member, Business Law Section) Bar Associations. Serves clients in Washington, DC and the surrounding metropolitan area.
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About Mark A. Dewire
- Mark A. Dewire is a lawyer practicing corporate law, securities law, sports law and 1 other area of law
- Mark A. received a B.S. degree from Georgetown University in 1981, and has been licensed for 39 years
- Mark A. practices at WilmerHale in Washington, DC
Practice Areas Explained
Mark A. Dewire's Areas of Legal Practice
Each practice area below reflects the types of cases Mark A. Dewire handles, with a practical overview of what that area of law involves and how it may apply to your situation in Washington.
Business & Corporate Law in Washington
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
Mark A. Dewire is one of 497,491 business attorneys indexed nationally. Browse business attorneys in District of Columbia →
Mergers & Acquisitions in Washington
Mark A. Dewire is one of 49,430 m&a attorneys indexed nationally. Browse m&a attorneys in District of Columbia →
Securities Law in Washington
Mark A. Dewire is one of 64,075 securities attorneys indexed nationally. Browse securities attorneys in District of Columbia →
Entertainment & Sports Law in Washington
Entertainment lawyers for music, film, sports contracts, talent representation, and IP licensing.
Mark A. Dewire is one of 45,619 entertainment attorneys indexed nationally. Browse entertainment attorneys in District of Columbia →
Jurisdictional Context
Why Local Counsel Matters in Washington
Practicing law in District of Columbia. Legal matters in District of Columbia are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Washington are typically filed in the local municipal court or the appropriate District of Columbia state district court, depending on subject matter and amount in controversy. An attorney licensed in District of Columbia brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in District of Columbia courts without local counsel or pro hac vice admission.
Washington Courts and Legal Process
Choosing a Washington-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.
Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.
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Professional Profile
Why Clients in Washington Choose Mark A. Dewire
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Mark A. Dewire's practice in the field of business, m&a, securities, and entertainment.
Decade-Tested Legal Experience
Mark A. Dewire brings 39+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Multi-State Bar Admission
Licensed in Maryland and District of Columbia, Mark A. Dewire can represent clients in cases that span state lines or require counsel in multiple jurisdictions.
Broad Practice Area Coverage
Covering business, m&a, and securities, Mark A. Dewire can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Washington
A Washington-based practice means Mark A. Dewire attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
Case Types
Common Legal Issues Mark A. Dewire Handles in Washington
Below is a representative sample of the types of matters Mark A. Dewire has experience with under District of Columbia law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.
This list is illustrative, not exhaustive. Contact Mark A. Dewire directly to discuss the specifics of your situation.
Search Reference
How People Find Mark A. Dewire Online
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Mark A. Dewire's Practice Areas & Specializations
Education & Law School Background
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