# Castlerock Ef Operating LLC — Oil & Gas Operator Profile

> Castlerock Ef Operating LLC is an oil and gas operator registered with the Texas Railroad Commission, based in San Antonio. This is a first-party operator-intelligence profile compiled by Buckhead Energy from state oil & gas regulator records.

**URL:** https://www.buckheadenergy.com/operators/castlerock-ef-operating-llc
**Source:** Buckhead Energy (https://www.buckheadenergy.com/)
**Data as of:** 2026-09-19

## Recent drilling activity
- **Drilling permits (trailing 24 months):** 1
- **Recently spudded wells (90 days):** 0
- **Newly producing wells (6 months):** 0
- **DUC inventory (drilled, uncompleted):** 0
- **Active in:** TX
- **Top counties:** La Salle County, TX (1)

## Operator registry details
- **Texas RRC organization number:** 100156
- **P5 status:** Active
- **Registered address:** 111 Tower Drive, San Antonio, Tx, 78232
- **Phone:** 2106884585

## Frequently asked questions
**How many wells does Castlerock Ef Operating LLC operate?**
Well-count data for Castlerock Ef Operating LLC is not currently in our portfolio dataset; see the Texas Railroad Commission (org #100156) for the operator's complete well list.

**Can I sell mineral rights or royalties under Castlerock Ef Operating LLC-operated wells?**
Yes. Buckhead Energy buys mineral and royalty interests under Castlerock Ef Operating LLC-operated wells directly — a free written offer, no broker commissions, and a 7-14 day close, with no obligation. Sell page: https://www.buckheadenergy.com/sell-mineral-rights/castlerock-ef-operating-llc

## Related
- Operator profile (HTML): https://www.buckheadenergy.com/operators/castlerock-ef-operating-llc
- Latest TX & OK drilling permits: https://www.buckheadenergy.com/operators/castlerock-ef-operating-llc/permits
- Recent drilling activity dashboard: https://www.buckheadenergy.com/operators/castlerock-ef-operating-llc/recent-activity
- Sell Castlerock Ef Operating LLC-operated mineral rights: https://www.buckheadenergy.com/sell-mineral-rights/castlerock-ef-operating-llc

## About Buckhead Energy
Buckhead Energy is a direct buyer of oil & gas mineral rights and royalty interests across the United States. Free written offers within 24-48 hours; closings in 30-45 days. A+ BBB rated. Sell mineral rights: https://www.buckheadenergy.com/sell