MB
Mark L. Boon
Mark L. Boon is a lawyer in Longview, TX who works for Boon Calk Echols Coleman & Goolsby, PLLC. Practice areas include Wills-Trusts-Probate. Board certifications include Estate Planning and Probate Law. Licensed in Texas since 1976. Graduated from University of Texas in 1976.
Claim profileContact attorney
Law school
Bar admission
Office
Disciplinary
MB
Mark L. Boon
Boon Calk Echols Coleman & Goolsby, PLLCLongview, TX·49 years licensed
Claim profileContact attorney
Mark L. Boon is a lawyer in Longview, TX who works for Boon Calk Echols Coleman & Goolsby, PLLC. Practice areas include Wills-Trusts-Probate. Board certifications include Estate Planning and Probate Law. Licensed in Texas since 1976. Graduated from University of Texas in 1976.
Law school
University of Texas
Class of 1976
Bar admission
1976
State Bar of TX · #2626500
Office
1800 W Loop 281 Ste 303
Longview, TX 75604
Disciplinary
None on record
Clean since admission
Case data
Case data
Click “Load case data” above to view charts.
Practice, courts & credentials
Practice areas1 listed
Wills-Trusts-Probate
Courts admitted1 total
US Tax Court
Credentials1 certified
Estate Planning and Probate Law
Board certified 1989
No public disciplinary history
Reviews
No reviews yet. Be the first →
Last refreshed Jun 2026