Atty. Mark Everett McCullough

Atty. Mark Everett McCullough

Mark Everett McCullough is a lawyer practicing business transactions, estate planning, wills and 4 other areas of law. Mark received a B.S. degree from Oklahoma State University in 1989, and has been licensed for 28 years.

Sapulpa Sapulpa 28 yrs experience 28 year
Call (539) 302-2844 Book Appointment

Business Transactions & More Attorney · Serving Sapulpa, OK · 28+ Years Experience

Profile Summary

About Mark Everett McCullough at a Glance

Mark Everett McCullough is a Member based in Sapulpa, Oklahoma, practicing at Mark E. McCullough, PLLC. They have 28+ years of legal experience, licensed to practice since 1998. Their practice focuses on wills, trusts, probate, estate planning, and business. Admitted to practice in Oklahoma (1998), Illinois (1998), and Indiana (2001). Educated at University of Tulsa (J.D., 1998) and Oklahoma State University (B.S. Oklahoma, 1989). Active member of Oklahoma and Illinois State Bar Associations. Serves clients in Sapulpa, OK and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Mark Everett McCullough

  • Mark Everett McCullough is a lawyer practicing business transactions, estate planning, wills and 4 other areas of law
  • Mark received a B.S. degree from Oklahoma State University in 1989, and has been licensed for 28 years
  • Mark practices at Mark E. McCullough, PLLC in Sapulpa, OK

Practice Areas Explained

Mark Everett McCullough's Areas of Legal Practice

Each practice area below reflects the types of cases Mark Everett McCullough handles, with a practical overview of what that area of law involves and how it may apply to your situation in Sapulpa.

Wills in Sapulpa

Mark Everett McCullough is one of 34,363 wills attorneys indexed nationally. Browse wills attorneys in Oklahoma →

Trusts in Sapulpa

Mark Everett McCullough is one of 103,428 trusts attorneys indexed nationally. Browse trusts attorneys in Oklahoma →

Probate in Sapulpa

Mark Everett McCullough is one of 127,041 probate attorneys indexed nationally. Browse probate attorneys in Oklahoma →

Estate Planning & Probate in Sapulpa

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

Mark Everett McCullough is one of 224,789 estate planning attorneys indexed nationally. Browse estate planning attorneys in Oklahoma →

Business & Corporate Law in Sapulpa

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

Mark Everett McCullough is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Oklahoma →

Jurisdictional Context

Why Local Counsel Matters in Sapulpa

Practicing law in Oklahoma. Legal matters in Oklahoma are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Sapulpa are typically filed in the local municipal court or the appropriate Oklahoma state district court, depending on subject matter and amount in controversy. An attorney licensed in Oklahoma 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 Oklahoma courts without local counsel or pro hac vice admission.

Sapulpa Courts and Legal Process

Choosing a Sapulpa-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 Oklahoma attorneys? Browse all attorneys in Sapulpa or all attorneys in Oklahoma.

Frequently Asked

Common Questions About Mark Everett McCullough

Where is Mark Everett McCullough's law office located?
Mark Everett McCullough's law practice is located in Sapulpa, Oklahoma. The firm is Mark E. McCullough, PLLC. You can contact the office directly through this profile page.
What practice areas does Mark Everett McCullough handle?
Mark Everett McCullough focuses on wills, trusts, probate, estate planning, business. Each practice area listed reflects experience handling cases of that type in Oklahoma.
How long has Mark Everett McCullough practiced law?
Mark Everett McCullough has 28+ years of legal experience and has been licensed since 1998.
Where did Mark Everett McCullough go to law school?
Mark Everett McCullough earned their education at (J.D., 1998); (B.S. Oklahoma, 1989).
How can I contact Mark Everett McCullough for a consultation?
You can contact Mark Everett McCullough 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.

Professional Profile

Why Clients in Sapulpa Choose Mark Everett McCullough

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 Everett McCullough's practice in the field of wills, trusts, probate, estate planning, and business.

Decade-Tested Legal Experience

Mark Everett McCullough brings 28+ 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 Oklahoma, Illinois, and Indiana, Mark Everett McCullough can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering wills, trusts, and probate, Mark Everett McCullough can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Sapulpa

A Sapulpa-based practice means Mark Everett McCullough 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 Everett McCullough Handles in Sapulpa

Below is a representative sample of the types of matters Mark Everett McCullough has experience with under Oklahoma law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Last wills and testaments
Estate Planning
Revocable living trusts
Estate Planning
Powers of attorney
Estate Planning
Probate proceedings
Estate Planning
Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business

This list is illustrative, not exhaustive. Contact Mark Everett McCullough directly to discuss the specifics of your situation.

Search Reference

How People Find Mark Everett McCullough Online

Prospective clients searching for legal help in Sapulpa 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 Mark Everett McCullough.

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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 Mark Everett McCullough directly.

Mark Everett McCullough's Practice Areas & Specializations

Education & Law School Background

J.D.
University of Tulsa
- 1998
B.S. Oklahoma
Oklahoma State University
- 1989

Bar Admissions & Licensed Jurisdictions

Oklahoma
Admitted: 1998
Illinois
Admitted: 1998
Indiana
Admitted: 2001

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