Atty. Mark J. Gundersen

Atty. Mark J. Gundersen

Mark J. Gundersen is a lawyer practicing mergers & acquisitions, construction & development, corporate, securities and financial institutions and 8 other areas of law.

Wilmington Wilmington 47 yrs experience 47 year
Call (302) 600-4043 Book Appointment

Construction / Development & More Attorney · Serving Wilmington, DE · 47+ Years Experience

Profile Summary

About Mark J. Gundersen at a Glance

Mark J. Gundersen is an Associate based in Wilmington, Delaware, practicing at McCarter & English, LLP. They have 47+ years of legal experience, licensed to practice since 1979. Their practice focuses on business, m&a, consumer, and international. Admitted to practice in Massachusetts (1979) and Delaware (1980). Educated at Boston University School of Law (J.D., 1979) and Cornell University (B.A., 1976). Serves clients in Wilmington, DE and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Mark J. Gundersen

  • Mark J. Gundersen is a lawyer practicing mergers & acquisitions, construction & development, corporate, securities and financial institutions and 8 other areas of law
  • Mark received a B.A. degree from Cornell University in 1976, and has been licensed for 47 years
  • Mark practices at McCarter & English, LLP in Wilmington, DE

Practice Areas Explained

Mark J. Gundersen's Areas of Legal Practice

Each practice area below reflects the types of cases Mark J. Gundersen handles, with a practical overview of what that area of law involves and how it may apply to your situation in Wilmington.

Business & Corporate Law in Wilmington

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Mark J. Gundersen is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Delaware →

Mergers & Acquisitions in Wilmington

Mark J. Gundersen is one of 49,430 m&a attorneys indexed nationally. Browse m&a attorneys in Delaware →

Consumer Protection in Wilmington

Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.

Mark J. Gundersen is one of 50,226 consumer attorneys indexed nationally. Browse consumer attorneys in Delaware →

International Law in Wilmington

International law attorneys for cross-border transactions, trade, foreign investment, and treaties.

Mark J. Gundersen is one of 39,787 international attorneys indexed nationally. Browse international attorneys in Delaware →

Jurisdictional Context

Why Local Counsel Matters in Wilmington

Practicing law in Delaware. Legal matters in Delaware are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Wilmington are typically filed in the local municipal court or the appropriate Delaware state district court, depending on subject matter and amount in controversy. An attorney licensed in Delaware 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 Delaware courts without local counsel or pro hac vice admission.

Wilmington Courts and Legal Process

Choosing a Wilmington-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 Delaware attorneys? Browse all attorneys in Wilmington or all attorneys in Delaware.

Frequently Asked

Common Questions About Mark J. Gundersen

Where is Mark J. Gundersen's law office located?
Mark J. Gundersen's law practice is located in Wilmington, Delaware. The firm is McCarter & English, LLP. You can contact the office directly through this profile page.
What practice areas does Mark J. Gundersen handle?
Mark J. Gundersen focuses on business, m&a, consumer, international. Each practice area listed reflects experience handling cases of that type in Delaware.
How long has Mark J. Gundersen practiced law?
Mark J. Gundersen has 47+ years of legal experience and has been licensed since 1979.
Where did Mark J. Gundersen go to law school?
Mark J. Gundersen earned their education at (J.D., 1979); (B.A., 1976).
How can I contact Mark J. Gundersen for a consultation?
You can contact Mark J. Gundersen directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Professional Profile

Why Clients in Wilmington Choose Mark J. Gundersen

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 J. Gundersen's practice in the field of business, m&a, consumer, and international.

Decade-Tested Legal Experience

Mark J. Gundersen brings 47+ 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 Massachusetts and Delaware, Mark J. Gundersen can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering business, m&a, and consumer, Mark J. Gundersen can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Wilmington

A Wilmington-based practice means Mark J. Gundersen 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 J. Gundersen Handles in Wilmington

Below is a representative sample of the types of matters Mark J. Gundersen has experience with under Delaware law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business

This list is illustrative, not exhaustive. Contact Mark J. Gundersen directly to discuss the specifics of your situation.

Search Reference

How People Find Mark J. Gundersen Online

Prospective clients searching for legal help in Wilmington commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Mark J. Gundersen.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Mark J. Gundersen directly.

Education & Law School Background

J.D.
Boston University School of Law
- 1979
B.A.
Cornell University
- 1976

Bar Admissions & Licensed Jurisdictions

Massachusetts
Admitted: 1979
Delaware
Admitted: 1980

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