Atty. David Macdonald

Atty. David Macdonald

David Macdonald is a lawyer practicing contracts / agreements, patent infringement, intellectual property and 6 other areas of law. David received a B.A. degree from Harvard University in 1991, and has been licensed for 28 years.

New York New York 28 yrs experience 28 year
Call (914) 829-3319 Book Appointment

Contracts & Agreements & More Attorney · Serving New York, NY · 28+ Years Experience

Profile Summary

About David Macdonald at a Glance

David Macdonald is a Partner based in New York, New York, practicing at Kirkland & Ellis LLP. They have 28+ years of legal experience, licensed to practice since 1998. Their practice focuses on patent, contracts, business, ip, and securities. Admitted to practice in New York (1998) and New Jersey U.S. District Court, District of New Jersey (1998). Educated at Rutgers University School of Law at Newark (J.D., 1997) and Harvard University (B.A., 1991). Serves clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About David Macdonald

  • David Macdonald is a lawyer practicing contracts / agreements, patent infringement, intellectual property and 6 other areas of law
  • David received a B.A. degree from Harvard University in 1991, and has been licensed for 28 years
  • David practices at Kirkland & Ellis LLP in New York, NY

Practice Areas Explained

David Macdonald's Areas of Legal Practice

Each practice area below reflects the types of cases David Macdonald handles, with a practical overview of what that area of law involves and how it may apply to your situation in New York.

Patent Law in New York

David Macdonald is one of 20,632 patent attorneys indexed nationally. Browse patent attorneys in New York →

Contracts in New York

David Macdonald is one of 76,101 contracts attorneys indexed nationally. Browse contracts attorneys in New York →

Business & Corporate Law in New York

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

David Macdonald is one of 497,491 business attorneys indexed nationally. Browse business attorneys in New York →

Intellectual Property in New York

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

David Macdonald is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in New York →

Securities Law in New York

David Macdonald is one of 64,075 securities attorneys indexed nationally. Browse securities attorneys in New York →

Jurisdictional Context

Why Local Counsel Matters in New York

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

New York Courts and Legal Process

Choosing a New York-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 New York attorneys? Browse all attorneys in New York or all attorneys in New York.

Frequently Asked

Common Questions About David Macdonald

Where is David Macdonald's law office located?
David Macdonald's law practice is located in New York, New York. The firm is Kirkland & Ellis LLP. You can contact the office directly through this profile page.
What practice areas does David Macdonald handle?
David Macdonald focuses on patent, contracts, business, ip, securities. Each practice area listed reflects experience handling cases of that type in New York.
How long has David Macdonald practiced law?
David Macdonald has 28+ years of legal experience and has been licensed since 1998.
Where did David Macdonald go to law school?
David Macdonald earned their education at (J.D., 1997); (B.A., 1991).
How can I contact David Macdonald for a consultation?
You can contact David Macdonald 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 New York Choose David Macdonald

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 David Macdonald's practice in the field of patent, contracts, business, ip, and securities.

Decade-Tested Legal Experience

David Macdonald brings 28+ 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 New York and New Jersey U.S. District Court, District of New Jersey, David Macdonald can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering patent, contracts, and business, David Macdonald can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in New York

A New York-based practice means David Macdonald 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 David Macdonald Handles in New York

Below is a representative sample of the types of matters David Macdonald has experience with under New York 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
Trademark registration
IP
Copyright infringement defense
IP
Patent prosecution
IP
Trade secret protection
IP

This list is illustrative, not exhaustive. Contact David Macdonald directly to discuss the specifics of your situation.

Search Reference

How People Find David Macdonald Online

Prospective clients searching for legal help in New York 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 David Macdonald.

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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 David Macdonald directly.

Education & Law School Background

J.D.
Rutgers University School of Law at Newark
- 1997
B.A.
Harvard University
- 1991

Bar Admissions & Licensed Jurisdictions

New York
Admitted: 1998
New Jersey U.S. District Court, District of New Jersey
Admitted: 1998

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