

Jankowski Matthew D
VerifiedBusiness Law Attorney
300 NE 1st St, Oklahoma City, OK 73104
Information last updated
Practice Areas
About Jankowski Matthew D
Jankowski Matthew D is a law firm established in 1980, serving clients across Oklahoma from its office in Oklahoma City. The firm provides legal guidance in various areas, with a significant focus on energy law, particularly oil and gas matters. Its practice includes oil and gas litigation, transactions, contracts, and regulatory issues, along with specialized areas like oil and gas title opinions, royalty disputes, and wind energy law.
Beyond its core energy practice, Jankowski Matthew D offers services in general business law, assisting with business organizations, contract law, and business and asset acquisitions. The firm also handles property and environmental law issues, including heirship determination proceedings, surface damage negotiations, and environmental concerns. Additionally, the firm provides representation in civil and complex litigation, products liability, and real estate law, aiming to offer comprehensive legal support to businesses, individuals, and landowners. Consultations are available, and the firm endeavors to manage client costs and fees efficiently.
From the firm’s website
- Attorneys
- Gregory L. Mahaffey — Shareholder
- Richard J. Gore — Shareholder
- Cody J. McPherson — Shareholder
- Travis P. Brown — Shareholder
- Richard L. Rose — Shareholder
- David B. Mahaffey — Shareholder
- Zachary J. Foster — Shareholder
- Caleb A. Hartwell — Shareholder
- J. Matt Hill — Shareholder
- Scott R. Verplank Jr. — Shareholder
- Lauren M. Brown — Associate Attorney
- John Berry — Associate Attorney
- Services listed
- Oil & Gas Law, General Business Law, Property & Environmental Law, Energy Law, Civil Litigation, Products Liability, Real Estate Law, Oil & Gas Title Opinions, Oil And Gas Litigation, Oil & Gas Royalty Disputes, Ownership Disputes, Surface Damages
- Founded
- 1980
- Consultations
- Free initial consultation
- Fees
- The firm strives to keep client costs and fees low.
- Offices
- 300 NE 1st Street Oklahoma City, Oklahoma 73104
Source: mahaffeygorelaw.com · checked October 7, 2026. Lawyers Near Me hasn’t independently verified these details.
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Jankowski Matthew D — Frequently Asked Questions
Where is Jankowski Matthew D located?+
Jankowski Matthew D is located at 300 NE 1st St, Oklahoma City, OK 73104. Use the "Get Directions" link on this page to navigate there.
What kind of cases does Jankowski Matthew D handle?+
Jankowski Matthew D handles Real Estate, Business Law, Civil Litigation. Confirm that they cover your specific legal matter during your first consultation.
How do I contact Jankowski Matthew D?+
Call Jankowski Matthew D at (405) 213-0265 or visit their website. Many firms offer a free or low-cost initial consultation.
Is Jankowski Matthew D well rated?+
Jankowski Matthew D has a 4.0-star rating based on 2 Google reviews. Ratings are sourced from Google and shown for reference.
Client Reviews
2 reviews- Shane Arnett· via Googlea month ago
- Sunny Days· via Google
Not on my list
2 years ago

