Oil & Gas Companies in Duval County, TX

Company NameCompany LocationCompany TypeMost Recent Production
1R-A-R InterestsSan Antonio, TX 78209Oil & Gas OperatorFeb 2003
2R.C.I. EnergyAlice, TX 78333Oil & Gas OperatorMar 2025
3Ragars Oil & Gas Co.Austin, TX 78716Oil & Gas OperatorMar 2025
4Ram Operating Company, Inc.Houston, TX 77002Oil & Gas OperatorSep 2012
5Range Production CompanyFort Worth, TX 76102Oil & Gas OperatorSep 2021
6Ranger Oil CompanyCanada, 00100Oil & Gas OperatorSep 2001
7Rattlesnake Operating Co, LLCPlntersville, TX 77363Oil & Gas OperatorMar 2025
8RBT Oil Group, LLCHouston, TX 77043Oil OperatorMar 2025
9Redman Operating CompanyHouston, TX 77042Oil & Gas OperatorMay 2008
10Redwood Operating, Inc.Houston, TX 77058Oil & Gas OperatorMar 2025
11Regal Petroleum ServicesEuless, TX 76039Oil & Gas OperatorAug 2002
12Reichmann Petroleum Corp.Grapevine, TX 76051Oil & Gas OperatorMar 2025
13Remora Operating LLCHouston, TX 77056Oil & Gas OperatorMar 2025
14Reneau, James Seed Co.Shamrock, TX 79079Oil & Gas OperatorMar 2025
15Reo Operating LLCAustin, TX 78747Oil & Gas OperatorMar 2025
16Republic Resources, LLC.San Antonio, TX 78212Oil & Gas OperatorMar 2025
17Resaca Resources, L.L.C.Austin, TX 78746Oil & Gas OperatorMar 2025
18Reserve Operating Corp.Houston, TX 77040Oil & Gas OperatorMar 2025
19Ress Production Co.Farmington, NM 87499Oil & Gas OperatorMar 2025
20Richardson Operating CompanyDenver, CO 80237Oil & Gas OperatorNov 2024
21Richman Petroleum Corp.Grapevine, TX 76051Oil & Gas OperatorJul 2006
22Richter Operating CompanySan Antonio, TX 78217Oil & Gas OperatorDec 2007
23Ricks Exploration, Inc.Oklahoma City, OK 73154Oil & Gas OperatorMar 2008
24Riddle Engineering Corp.Corpus Chrsti, TX 78401Oil & Gas OperatorJul 2011
25Rife Oil Properties IncFort Worth, TX 76107Oil & Gas OperatorMar 2025
26Riley Exploration Opg Co, LLCLa Grange, TX 78945Oil & Gas OperatorMar 2025
27Rincon Petroleum CorporationCorpus Chrsti, TX 78427Oil & Gas OperatorMar 2025
28Rio Bravo Oil CompanyThe Woodlands, TX 77381Oil & Gas OperatorFeb 2002
29Rio Exploration CompanySan Antonio, TX 78209Gas OperatorDec 2005
30Rio Grande E&P, LLCHouston, TX 77024Gas OperatorMay 2022
31Rio-Tex, Inc.San Antonio, TX 78217Oil & Gas OperatorMar 2025
32Rise Petroleum Investments LLCTomball, TX 77377Oil & Gas OperatorMar 2025
33Riseden Services, Inc.Houston, TX 77256Oil & Gas OperatorSep 1997
34RMR Operating, LLCPlano, TX 75024Oil & Gas OperatorMar 2025
35Robison, J. H. & Assoc. LTD.Corpus Chrsti, TX 78413Oil & Gas OperatorApr 1996
36Roc Operating, Inc.Plano, TX 75093Oil & Gas OperatorOct 2008
37Rock Resources, Inc.Corpus Chrsti, TX 78414Oil & Gas OperatorMar 2025
38Rockdale Energy, LLCHouston, TX 77024Oil & Gas OperatorDec 2020
39Rocksprings Energy Company LLCHouston, TX 77057Oil & Gas OperatorDec 1997
40Rockwell Energy, LLCSpring, TX 77386Oil & Gas OperatorSep 2014
41Rodel Oil & Gas CompanyHouston, TX 77218Oil & Gas OperatorMar 2025
42Rodessa Operating CompanyCorpus Chrsti, TX 78426Oil & Gas OperatorMar 2025
43Roger W. McCabe, Inc.Midland, TX 79702Oil & Gas OperatorMar 2025
44Roma Oil And Gas, Inc.San Antonio, TX 78209Oil & Gas OperatorMar 2025
45Ronde Operating, LLCHouston, TX 77006Oil & Gas OperatorMar 2021
46Rosenthal, Stanley H.Bay City, TX 77404Oil & Gas OperatorDec 2020
47Rosetta Resources Operating LPSan Antonio, TX 78216Oil & Gas OperatorMar 2025
48Rowden Oil & Gas, Inc.San Antonio, TX 78209Oil & Gas OperatorJun 2023
49Royal Oil & Gas Corp.Indiana, PA 15701Oil & Gas OperatorApr 2014
50Royal Production Company, Inc.Corpus Chrsti, TX 78401Oil & Gas OperatorMar 2025
51Royko Oil CompanyHorseshoe Bay, TX 78657Oil & Gas OperatorMar 2025
52Rto Operating, LLCSan Antonio, TX 78212Oil OperatorFeb 2016
53Rystin Oil & GasSugar Land, TX 77487Oil & Gas OperatorMar 2025