Atty. Mark L. Boon
Attorney Mark L. Boon is president and the firm's estate planning and probate specialist.
Estate Planning And Probate Attorney · Serving Longview, TX · 50+ Years Experience
Profile Summary
About Mark L. Boon at a Glance
Mark L. Boon is a President based in Longview, Texas, practicing at Boon, Calk, Echols, Coleman & Goolsby, PLLC. They have 50+ years of legal experience, licensed to practice since 1976. Their practice focuses on probate and estate planning. Admitted to practice in Texas (1976) and U.S. District Court, Eastern District of Texas (1978). Educated at The University of Texas School of Law (J.D., 1976) and Tyler Junior College (A.A., 1971). Recognitions include AV Preeminent. Active member of State Bar of Texas. Serves clients in Longview, TX and the surrounding metropolitan area.
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About Mark L. Boon
- Attorney Mark L. Boon is president and the firm's estate planning and probate specialist
- In addition to three decades’ experience practicing law in Texas, Mr. Boon is board certified in Estate Planning and Probate Law by the Texas Board of Legal Specialization and a Certified Public Accountant who is admitted to practice before the U.S
- Tax Court
- Mr. Boon is also the recipient of Martindale-Hubbell's "AV" preeminent peer rating.* An active member in Longview’s legal and community organizations, Mr. Boon is a member of the Real Estate, Probate, and Trust Law and Taxation Sections of the State Bar of Texas, a member of Good Shepherd Health System Board of Directors, a member of East Texas Community Foundation Board of Directors, a member of the LeTourneau University President’s Advisors Committee, and a member of the Parks and Leisure Foundation of Longview Board of Directors
- Mr. Boon resides in Longview, Texas, with his wife, Janet
- Certified Legal Specialities Estate Planning and Probate Law, Texas Board of Legal Specialization, Board Certified Certified Public Accountant Pro Bono Activities • Good Shepherd Health System • Good Shepherd Medical Center • Longview Rotary Club • Longview Estate Planning Council • East Texas Community Foundation • LeTourneau University President’s Advisory Committee Fraternities • Phi Theta Kappa • Beta Alpha Psi • Phi Alpha Phi • Beta Gamma Sigma • Phi Delta Phi Professional Associations and Memberships • State Bar of Texas, Real Estate, Probate and Trust Law Sections • State Bar of Texas, Taxation Section
Practice Areas Explained
Mark L. Boon's Areas of Legal Practice
Each practice area below reflects the types of cases Mark L. Boon handles, with a practical overview of what that area of law involves and how it may apply to your situation in Longview.
Probate in Longview
Mark L. Boon is one of 127,041 probate attorneys indexed nationally. Browse probate attorneys in Texas →
Estate Planning & Probate in Longview
An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.
Mark L. Boon is one of 224,789 estate planning attorneys indexed nationally. Browse estate planning attorneys in Texas →
Jurisdictional Context
Why Local Counsel Matters in Longview
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 Longview 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.
Longview Courts and Legal Process
Choosing a Longview-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 Longview or all attorneys in Texas.
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Professional Profile
Why Clients in Longview Choose Mark L. Boon
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 L. Boon's practice in the field of probate and estate planning.
Decade-Tested Legal Experience
Mark L. Boon brings 50+ 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 Texas and U.S. District Court, Eastern District of Texas, Mark L. Boon can represent clients in cases that span state lines or require counsel in multiple jurisdictions.
Broad Practice Area Coverage
Covering probate and estate planning, Mark L. Boon can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Longview
A Longview-based practice means Mark L. Boon 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 L. Boon Handles in Longview
Below is a representative sample of the types of matters Mark L. Boon 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.
This list is illustrative, not exhaustive. Contact Mark L. Boon directly to discuss the specifics of your situation.
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How People Find Mark L. Boon Online
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Mark L. Boon's Practice Areas & Specializations
Education & Law School Background
Awards & Professional Honors
Bar Admissions & Licensed Jurisdictions
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