Dispute Resolution & More Attorney · Serving Dallas, TX · 51+ Years Experience
Profile Summary
About David P. Long at a Glance
David P. Long is a litigation, environmental, adr, energy, and international attorney based in Dallas, Texas. They have 51+ years of legal experience, licensed to practice since 1975. Admitted to practice in Texas Fifth Circuit Court of Appeals U.S. District Court, Northern, Southern, Eastern and Western Di (1975). Educated at University of Texas (J.D., 1975) and Southern Methodist University (B.B.A., 1972). Recognitions include AV Preeminent. Active member of State Bar of Texas. Serves clients in Dallas, TX and the surrounding metropolitan area.
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About David P. Long
- Mr. David P. Long is a lawyer practicing dispute resolution, energy and the environment, international arbitration and 1 other area of law
- David received a B.B.A. degree from Southern Methodist University in 1972, and has been licensed for 51 years
- David practices in Dallas, TX
Practice Areas Explained
David P. Long's Areas of Legal Practice
Each practice area below reflects the types of cases David P. Long handles, with a practical overview of what that area of law involves and how it may apply to your situation in Dallas.
Civil Litigation in Dallas
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
David P. Long is one of 450,750 litigation attorneys indexed nationally. Browse litigation attorneys in Texas →
Environmental Law in Dallas
Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.
David P. Long is one of 55,977 environmental attorneys indexed nationally. Browse environmental attorneys in Texas →
Mediation & Arbitration in Dallas
Mediators and arbitrators for civil, commercial, family, and employment dispute resolution.
David P. Long is one of 73,315 adr attorneys indexed nationally. Browse adr attorneys in Texas →
Energy & Utilities Law in Dallas
Energy attorneys for oil & gas, renewables, utility regulation, and energy sector transactions.
David P. Long is one of 35,985 energy attorneys indexed nationally. Browse energy attorneys in Texas →
International Law in Dallas
International law attorneys for cross-border transactions, trade, foreign investment, and treaties.
David P. Long is one of 39,787 international attorneys indexed nationally. Browse international attorneys in Texas →
Jurisdictional Context
Why Local Counsel Matters in Dallas
Practicing law in Texas. Legal matters in Texas are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Dallas are typically filed in the local municipal court or the appropriate Texas state district court, depending on subject matter and amount in controversy. An attorney licensed in Texas 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 Texas courts without local counsel or pro hac vice admission.
Dallas Courts and Legal Process
Choosing a Dallas-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 Texas attorneys? Browse all attorneys in Dallas or all attorneys in Texas.
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Professional Profile
Why Clients in Dallas Choose David P. Long
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 P. Long's practice in the field of litigation, environmental, adr, energy, and international.
Decade-Tested Legal Experience
David P. Long brings 51+ 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 litigation, environmental, and adr, David P. Long can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Dallas
A Dallas-based practice means David P. Long attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
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How People Find David P. Long Online
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David P. Long's Practice Areas & Specializations
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