Atty. Dan Constantinescu

Atty. Dan Constantinescu

Dan Constantinescu is a lawyer practicing intellectual property, antitrust / trade law, international law and 1 other area of law. Dan received a B.S. degree from Haverford College in 1999, and has been licensed for 13 years.

New York New York 13 yrs experience 13 year
Call (917) 814-8789 Book Appointment

Antitrust & Trade Law & More Attorney · Serving New York, NY · 13+ Years Experience

Profile Summary

About Dan Constantinescu at a Glance

Dan Constantinescu is an Associate based in New York, New York, practicing at Haug Partners LLP. They have 13+ years of legal experience, licensed to practice since 2013. Their practice focuses on ip, government, and international. Admitted to practice in New York (2013). Educated at University of California Hastings, College of the Law (J.D., 2012) and Haverford College (B.S., 1999). Active member of New York Intellectual Property Law Association. Provides legal services in Romanian Spanish. Serves clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated November 2026

About Dan Constantinescu

  • Dan Constantinescu is a lawyer practicing intellectual property, antitrust / trade law, international law and 1 other area of law
  • Dan received a B.S. degree from Haverford College in 1999, and has been licensed for 13 years
  • Dan practices at Haug Partners LLP in New York, NY

Practice Areas Explained

Dan Constantinescu's Areas of Legal Practice

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

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

Government & Administrative Law in New York

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

Dan Constantinescu is one of 131,162 government attorneys indexed nationally. Browse government attorneys in New York →

International Law in New York

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

Dan Constantinescu is one of 39,787 international attorneys indexed nationally. Browse international 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 Dan Constantinescu

Where is Dan Constantinescu's law office located?
Dan Constantinescu's law practice is located in New York, New York. The firm is Haug Partners LLP. You can contact the office directly through this profile page.
What practice areas does Dan Constantinescu handle?
Dan Constantinescu focuses on ip, government, international. Each practice area listed reflects experience handling cases of that type in New York.
How long has Dan Constantinescu practiced law?
Dan Constantinescu has 13+ years of legal experience and has been licensed since 2013.
What languages does Dan Constantinescu speak?
Dan Constantinescu provides legal services in Romanian Spanish. Bilingual representation can be especially important when contracts, testimony, or court filings require accurate translation.
Where did Dan Constantinescu go to law school?
Dan Constantinescu earned their education at (J.D., 2012); (B.S., 1999).
How can I contact Dan Constantinescu for a consultation?
You can contact Dan Constantinescu 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 Dan Constantinescu

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 Dan Constantinescu's practice in the field of ip, government, and international.

Decade-Tested Legal Experience

Dan Constantinescu brings 13+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Broad Practice Area Coverage

Covering ip, government, and international, Dan Constantinescu 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 Dan Constantinescu 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 Dan Constantinescu Handles in New York

Below is a representative sample of the types of matters Dan Constantinescu 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.

Trademark registration
IP
Copyright infringement defense
IP
Patent prosecution
IP
Trade secret protection
IP

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

Search Reference

How People Find Dan Constantinescu 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 Dan Constantinescu.

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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 Dan Constantinescu directly.

Dan Constantinescu's Practice Areas & Specializations

Education & Law School Background

J.D.
University of California Hastings, College of the Law
- 2012
B.S.
Haverford College
- 1999

Languages Spoken — Legal Services Available In

Bar Admissions & Licensed Jurisdictions

New York
Admitted: 2013

Client Reviews & Ratings — Dan Constantinescu

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