Atty. Mark E Thierfelder
Mark E Thierfelder is a lawyer practicing corporate, corporate finance, corporate governance and 5 other areas of law. Mark received a B.A. degree from Duke University in 1986, and has been licensed for 33 years.
Corporate & More Attorney · Serving New York, NY · 33+ Years Experience
Profile Summary
About Mark E Thierfelder at a Glance
Mark E Thierfelder is a Partner based in New York, New York, practicing at Dechert LLP. They have 33+ years of legal experience, licensed to practice since 1993. Their practice focuses on business, m&a, health care, and energy. Admitted to practice in New Jersey (1993) and New York (1994). Educated at Rutgers University School of Law, Newark (J.D., 1992) and Duke University (B.A., 1986). Recognitions include Peer Reviewed. Serves clients in New York, NY and the surrounding metropolitan area.
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About Mark E Thierfelder
- Mark E Thierfelder is a lawyer practicing corporate, corporate finance, corporate governance and 5 other areas of law
- Mark received a B.A. degree from Duke University in 1986, and has been licensed for 33 years
- Mark practices at Dechert LLP in New York, NY
Practice Areas Explained
Mark E Thierfelder's Areas of Legal Practice
Each practice area below reflects the types of cases Mark E Thierfelder handles, with a practical overview of what that area of law involves and how it may apply to your situation 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.
Mark E Thierfelder is one of 497,491 business attorneys indexed nationally. Browse business attorneys in New York →
Mergers & Acquisitions in New York
Mark E Thierfelder is one of 49,430 m&a attorneys indexed nationally. Browse m&a attorneys in New York →
Health Care Law in New York
Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.
Mark E Thierfelder is one of 66,157 health care attorneys indexed nationally. Browse health care attorneys in New York →
Energy & Utilities Law in New York
Energy attorneys for oil & gas, renewables, utility regulation, and energy sector transactions.
Mark E Thierfelder is one of 35,985 energy attorneys indexed nationally. Browse energy 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.
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Professional Profile
Why Clients in New York Choose Mark E Thierfelder
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 E Thierfelder's practice in the field of business, m&a, health care, and energy.
Decade-Tested Legal Experience
Mark E Thierfelder brings 33+ 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 Jersey and New York, Mark E Thierfelder can represent clients in cases that span state lines or require counsel in multiple jurisdictions.
Broad Practice Area Coverage
Covering business, m&a, and health care, Mark E Thierfelder 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 Mark E Thierfelder 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 E Thierfelder Handles in New York
Below is a representative sample of the types of matters Mark E Thierfelder 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.
This list is illustrative, not exhaustive. Contact Mark E Thierfelder directly to discuss the specifics of your situation.
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How People Find Mark E Thierfelder Online
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Mark E Thierfelder's Practice Areas & Specializations
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