Atty. David George Sisler

Atty. David George Sisler

Mr. David George Sisler is a lawyer practicing business, securities, finance and 9 other areas of law.

Plano Plano 42 yrs experience 42 year
Call (214) 807-2426 Book Appointment

Business & More Attorney · Serving Plano, TX · 42+ Years Experience

Profile Summary

About David George Sisler at a Glance

David George Sisler is a Member based in Plano, Texas, practicing at David G. Sisler, Attorney and Counselor at Law. They have 42+ years of legal experience, licensed to practice since 1984. Their practice focuses on contracts, business, real estate, ip, and securities. Admitted to practice in Texas (1984). Educated at University of Michigan (J.D., 1983) and Duke University (A.B., 1980). Recognitions include AV Preeminent. Active member of Dallas and American Bar Associations State Bar of Texas American Corporate Counsel Association American Society of Corporate Secretaries. Serves clients in Plano, TX and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About David George Sisler

  • Mr. David George Sisler is a lawyer practicing business, securities, finance and 9 other areas of law
  • David received a A.B. degree from Duke University in 1980, and has been licensed for 42 years
  • David practices at David G. Sisler, Attorney and Counselor at Law in Plano, TX

Practice Areas Explained

David George Sisler's Areas of Legal Practice

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

Contracts in Plano

David George Sisler is one of 76,101 contracts attorneys indexed nationally. Browse contracts attorneys in Texas →

Business & Corporate Law in Plano

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

David George Sisler is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Texas →

Real Estate Law in Plano

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

David George Sisler is one of 313,729 real estate attorneys indexed nationally. Browse real estate attorneys in Texas →

Intellectual Property in Plano

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

David George Sisler is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in Texas →

Securities Law in Plano

David George Sisler is one of 64,075 securities attorneys indexed nationally. Browse securities attorneys in Texas →

Jurisdictional Context

Why Local Counsel Matters in Plano

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 Plano 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.

Plano Courts and Legal Process

Choosing a Plano-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 Plano or all attorneys in Texas.

Frequently Asked

Common Questions About David George Sisler

Where is David George Sisler's law office located?
David George Sisler's law practice is located in Plano, Texas. The firm is David G. Sisler, Attorney and Counselor at Law. You can contact the office directly through this profile page.
What practice areas does David George Sisler handle?
David George Sisler focuses on contracts, business, real estate, ip, securities. Each practice area listed reflects experience handling cases of that type in Texas.
How long has David George Sisler practiced law?
David George Sisler has 42+ years of legal experience and has been licensed since 1984.
Where did David George Sisler go to law school?
David George Sisler earned their education at (J.D., 1983); (A.B., 1980).
How can I contact David George Sisler for a consultation?
You can contact David George Sisler 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.
What awards or recognition has David George Sisler received?
David George Sisler's notable recognition includes: AV Preeminent.

Professional Profile

Why Clients in Plano Choose David George Sisler

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 George Sisler's practice in the field of contracts, business, real estate, ip, and securities.

Decade-Tested Legal Experience

David George Sisler brings 42+ 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 contracts, business, and real estate, David George Sisler can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Plano

A Plano-based practice means David George Sisler 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 George Sisler Handles in Plano

Below is a representative sample of the types of matters David George Sisler has experience with under Texas 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
Residential property transactions
Real Estate
Commercial lease disputes
Real Estate
Title and deed issues
Real Estate
Landlord-tenant conflicts
Real Estate
Trademark registration
IP
Copyright infringement defense
IP
Patent prosecution
IP
Trade secret protection
IP

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

Search Reference

How People Find David George Sisler Online

Prospective clients searching for legal help in Plano 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 George Sisler.

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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 George Sisler directly.

Education & Law School Background

J.D.
University of Michigan
- 1983
A.B.
Duke University
- 1980

Awards & Professional Honors

AV Preeminent

Bar Admissions & Licensed Jurisdictions

Texas
Admitted: 1984

Client Reviews & Ratings — David George Sisler

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