Skip to content
Royalty Clerk

Texas operator · P-5 776590

Shidler, Mark L., Inc.

The Railroad Commission lists Shidler, Mark L., Inc. as operator number 776590, P-5 active, in Houston, TX. Its leases reported 17,556 barrels of oil and 59,703 mcf of gas in the last twelve months.
The state recordGot a letter from them?

Facts and their sources. No rating, no opinion.

The record

What the state's files show about Shidler, Mark L., Inc.

Railroad Commission record

Who the state lists

The Railroad Commission lists this company as an operator: it reports wells and leases in Texas.

Name on file
SHIDLER, MARK L., INC.
Operator number (P-5)
776590
P-5 status
Active
Organization type
Corporation
Location
Houston, TX
Mailing city
Houston, TX
Activities filed
Gas Operator, Oil Operator
Last P-5 received
September 1, 2026
Record built
January 29, 1980
Refiling required
Yes

Source: Railroad Commission of Texas, P-5 Organization Report data set, as of September 22, 2026.

Owner relations

How to reach Shidler, Mark L., Inc. as an owner

Not checked yet

We have not checked Shidler, Mark L., Inc.’s owner-relations desk yet. Here is how owners usually find it:

  1. Look at a recent check stub or statement. The phone number and address printed on it usually reach the owner relations department.
  2. Search the company’s own website for “owner relations” or “royalty owners”. Larger operators have a page and an online owner portal.
  3. The Railroad Commission file above has the company’s mailing address. A letter sent there reaches the company, though not always the right desk.
  4. Put your owner number and the property name or number on every letter and call.

Production

What the state's reports show

Oil, last 12 months
17,556 barrels
Up 0.9% from the 12 months before
Gas, last 12 months
59,703 mcf
Down 33.9% from the 12 months before

Oil reported each month, in barrels

  • Jul 20261,214
  • Jun 20261,288
  • May 20261,364
  • Apr 20261,417
  • Mar 20261,283
  • Feb 20261,170
  • Jan 20261,591
  • Dec 20251,703
  • Nov 20251,562
  • Oct 20251,439
  • Sep 20251,509
  • Aug 20252,016

Source: Railroad Commission of Texas, production data query, as of July 1, 2026.

Drilling permits

Permits filed with the state

0 drilling permits in the last three years. A permit is permission to drill. It is not a well.

Source: Railroad Commission of Texas, drilling permit records.

Leases

Leases this company operates

16 leases on the state record, 9 with production in the last twelve months. The largest by production:

Operator changes

Leases this company took over or handed over

0 taken over and 14 handed over since the state's history begins; 0 and 1 in the last twelve months. The month is the first month the change shows in production reports.

  • Handed over Hoskins, Bobby, Fayette CountyApr 2026 · to Mag Exploration LLC
  • Handed over Wendt, Lavaca CountySep 2025 · to Santa Rosa Operating, LLC
  • Handed over Moore Unit B, Johnson CountyFeb 2025 · to Briley Operating, LLC
  • Handed over Moore Unit A, Johnson CountyFeb 2025 · to Briley Operating, LLC
  • Handed over Mueller, Lavaca CountyJan 2025 · to Hicks Exploration, LLC
  • Handed over Mueller, Lavaca CountyJan 2025 · to Hicks Exploration, LLC
  • Handed over Garner "1", Terrell CountyMay 2024 · to BRP Energy, LLC
  • Handed over Pipes, Hill CountyApr 2024 · to Hicks Exploration, LLC
  • Handed over Pipes, Hill CountyApr 2024 · to Hicks Exploration, LLC
  • Handed over Phillips-Clayton-Johnson, Borden CountyApr 2024 · to Hicks Exploration, LLC
  • Handed over Phillips-Clayton-Johnson, Borden CountyApr 2024 · to Hicks Exploration, LLC
  • Handed over Pipes, Hill CountyApr 2024 · to Hicks Exploration, LLC

Use it

Follow this company, or check a paper it sent you

New permits and production

One email a week when Shidler, Mark L., Inc. files a drilling permit, completes a well or reports first production. Free with an account.

Leases, counties and fields for Shidler, Mark L., Inc.

A paper from this company

A division order, a lease, a buyout offer or a letter: upload it and we say what it is, what it asks and which terms deserve a question.

Read a letterCheck a buyout offerCheck a lease offer

FAQ

Questions people ask

Who is Shidler, Mark L., Inc.?

The Railroad Commission lists Shidler, Mark L., Inc. as operator number 776590, P-5 active, in Houston, TX. Its leases reported 17,556 barrels of oil and 59,703 mcf of gas in the last twelve months.

How much oil and gas did Shidler, Mark L., Inc. report?

In the last twelve months the leases Shidler, Mark L., Inc. operates reported 17,556 barrels of oil and 59,703 mcf of gas to the Railroad Commission, through July 1, 2026. It has 16 leases on the state record, 9 with production in that time.

I got a letter or an offer from Shidler, Mark L., Inc.: what should I do?

Do not sign or call yet. Keep every page and the envelope, compare the paper with your deed, lease and last statements, and answer in writing. You can upload the letter to have it read: it says what kind of paper it is, what it asks, and which terms deserve a question, quoting the words they come from.

Upload the letter

Where does this page's information come from, and how current is it?

The record is the Railroad Commission's P-5 Organization Report file, dated September 22, 2026. The entity is the Comptroller's franchise tax file. Production, permits and leases are the Commission's own reports. The page shows no rating and no opinion.

Related

Sources

Primary sources, opened on 29 September 2026. Statute text is the current version on statutes.capitol.texas.gov.