EXHIBIT 21.1

SUBSIDIARIES

Chalkley Gathering Company, LLC, a Texas limited liability company

Energy Transfer del Peru S.R.L., a sociedad commercial de responsabilidad limitada in Peru

Energy Transfer Fuel GP, LLC, a Delaware limited liability company

Energy Transfer Fuel, LP, a Delaware limited partnership

Energy Transfer Group, LLC, a Texas limited liability company

Energy Transfer Interstate Holdings, LLC, a Delaware limited liability company

Energy Transfer International Holdings LLC, a Delaware limited liability company

Energy Transfer Mexicana, LLC, a Delaware limited liability company

Energy Transfer Partners, L.L.C., a Delaware limited liability company

Energy Transfer Partners GP, L.P., a Delaware limited partnership

Energy Transfer Partners, L.P., a Delaware limited partnership

Energy Transfer Peru LLC, a Delaware limited liability company

Energy Transfer Retail Power, LLC, a Delaware limited liability company

Energy Transfer Technologies, Ltd., a Texas limited partnership

Energy Transfer Water Solutions JV, LLC, a Delaware limited liability company (50% interest)

ET Company I, Ltd., a Texas limited partnership

ET Fuel Pipeline, L.P., a Delaware limited partnership

ETC Canyon Pipeline, LLC, a Delaware limited liability company

ETC Compression, LLC, a Delaware limited liability company

ETC Energy Transfer, LLC, a Delaware limited liability company

ETC Fayetteville Express Pipeline, LLC, a Delaware limited liability company

ETC Fayetteville Operating Company, LLC, a Delaware limited liability company

ETC Gas Company, Ltd., a Texas limited partnership

ETC Gathering, LLC, a Texas limited liability company

ETC Interstate Procurement Company, LLC, a Delaware limited liability company

ETC Intrastate Procurement Company, LLC, a Delaware limited liability company

ETC Katy Pipeline, Ltd., a Texas limited partnership

ETC Lion Pipeline, LLC, a Delaware limited liability company

ETC Marketing, Ltd., a Texas limited partnership

ETC Midcontinent Express Pipeline, L.L.C., a Delaware limited liability company

ETC Midcontinent Express Pipeline II, L.L.C., a Delaware limited liability company

ETC New Mexico Pipeline, L.P., a New Mexico limited partnership

ETC NGL Transport, LLC, a Texas limited liability company

ETC Northeast Pipeline, LLC, a Delaware limited liability company

ETC Oasis GP, LLC a Texas limited liability company

ETC Oasis, L.P., a Delaware limited partnership

ETC Texas Pipeline, Ltd., a Texas limited partnership

ETC Tiger Pipeline, LLC, a Delaware limited liability company

ETC Water Solutions, LLC, a Delaware limited liability company

ETE GP Acquirer LLC, a Delaware limited liability company

ETE Services Company, LLC, a Delaware limited liability company

Fayetteville Express Pipeline, LLC, a Delaware limited liability company (50% interest)

FEP Arkansas Pipeline, LLC, an Arkansas limited liability company (50 % interest of the sole member)

Fermaca Pipeline Anahauc, S. del R.L. de CV, Mexico limited liability company (50% interest)

Five Dawaco, LLC, a Texas limited liability company

Heritage Energy Resources, L.L.C., an Oklahoma limited liability company

Heritage ETC GP, L.L.C., a Delaware limited liability company

Heritage ETC, L.P., a Delaware limited partnership

Heritage Holdings, Inc., a Delaware corporation

Heritage LP, Inc., a Delaware corporation

Heritage Service Corp., a Delaware corporation

Houston Pipe Line Company LP, a Delaware limited partnership

HP Houston Holdings, L.P., a Delaware limited partnership

HPL Asset Holdings LP, a Delaware limited partnership

HPL Consolidation LP, a Delaware limited partnership

HPL GP, LLC, a Delaware limited liability company

HPL Holdings GP, L.L.C., a Delaware limited liability company

HPL Houston Pipe Line Company, LLC, a Delaware limited liability company

HPL Leaseco LP, a Delaware limited partnership

HPL Resources Company LP, a Delaware limited partnership

HPL Storage GP LLC, a Delaware limited liability company

LA GP, LLC, a Texas limited liability company

La Grange Acquisition, L.P., a Texas limited partnership

LG PL, LLC, a Texas limited liability company

LGM, LLC, a Texas limited liability company

Oasis Partner Company, a Delaware corporation

Oasis Pipe Line Company Texas L.P., a Texas limited partnership

Oasis Pipe Line Company, a Delaware corporation

Oasis Pipe Line Finance Company, a Delaware corporation

Oasis Pipe Line Management Company, a Delaware corporation

Oasis Pipeline, LP, a Texas limited partnership

SEC Energy Products & Services, L.P., a Texas limited partnership

SEC Energy Realty GP, LLC, a Texas limited liability company

SEC – EP Realty Ltd., a Texas limited partnership

SEC General Holdings, LLC, a Texas limited liability company

TETC, LLC, a Texas limited liability company

Texas Energy Transfer Company, Ltd., a Texas limited partnership

Texas Energy Transfer Power, LLC, a Texas limited liability company

Thunder River Venture III, LLC, a Colorado limited liability company

Titan Energy GP, L.L.C., a Delaware limited liability company

Titan Energy Partners, L.P., a Delaware limited partnership

Titan Propane Services, Inc., a Delaware corporation

Transwestern Pipeline Company, LLC, a Delaware limited liability company

Whiskey Bay Gathering Company, LLC, a Delaware limited liability company

Whiskey Bay Gas Company, Ltd., a Texas limited partnership

Heritage Operating L.P., a Delaware limited partnership, which does business under the following names:

_Ÿ Backus Oil/Propane

_Ÿ Balgas

_Ÿ Bi-State Propane

_Ÿ Blue Flame Gas

_Ÿ Blue Flame Propane

_Ÿ Bowman Propane

_Ÿ Bright’s Bottle Gas

_Ÿ C & D Propane

_Ÿ Carolane Propane

_Ÿ Cascade Propane

_Ÿ Clarendon Gas Co.

_Ÿ Cooper LP Gas

_Ÿ Corbin Gas

_Ÿ County ProFlame

_Ÿ Covington Propane

_Ÿ Cumberland LP Gas

_Ÿ Custer Gas Service

_Ÿ Cyclone Cylinder Exchange

_Ÿ Denman Propane

_Ÿ E-Con Gas

_Ÿ Eaves Propane & Oil

_Ÿ Efird Gas Company

_Ÿ Efrid-Quality Gas

_Ÿ Energetics Propane

_Ÿ Energy North Propane

_Ÿ Fallsburg Gas Service

_Ÿ Flamegas Company

_Ÿ Foster’s Propane

_Ÿ Foust Fuels

_Ÿ Franconia Gas

_Ÿ Gas Service Company

_Ÿ Geldbach Petroleum

_Ÿ Gibson Propane

_Ÿ Green’s Fuel Gas Company

_Ÿ Greer Gas, L.P.

_Ÿ Guilford Gas

_Ÿ Harris Propane

_Ÿ Heritage Propane

_Ÿ Heritage Propane Express

_Ÿ Holton’s L.P. Gas

_Ÿ Horizon Gas

_Ÿ Houston County Propane

_Ÿ Hydratane of Athens

_Ÿ Ikard & Newsom

_Ÿ Ingas

_Ÿ J & J Propane Gas

_Ÿ John E. Foster & Son

_Ÿ Johnson Gas

_Ÿ Kingston Propane

_Ÿ Lake County Gas

_Ÿ Lewis Gas Co.

_Ÿ Liberty Propane

_Ÿ Lyons Gas

_Ÿ Manley Gas

_Ÿ Margas LP Service

_Ÿ Marlen Gas

_Ÿ Metro Lawn Products

_Ÿ Metro Lift Propane

_Ÿ Midway Gas

_Ÿ Modern Propane Gas

_Ÿ Moore L.P. Gas

_Ÿ Mountain ProFlame

_Ÿ Mt. Pleasant Propane

_Ÿ New Mexico Propane

_Ÿ Northern Energy

_Ÿ Northwestern Propane

_Ÿ Ohio Valley Gas

_Ÿ Paradee Gas Company

_Ÿ Perkins Propane Gas

_Ÿ Pioneer Propane

_Ÿ ProFlame

_Ÿ Progas

_Ÿ Propane Energies

_Ÿ Propane Gas Ind.

_Ÿ Quality Gas

_Ÿ Rocky Mountain Propane

_Ÿ Rural Gas and Appliance

_Ÿ San Juan Propane

_Ÿ Sawyer Gas

_Ÿ Seigel Gas

_Ÿ ServiGas

_Ÿ ServiGas/Ikard & Newsom

_Ÿ Shaner Propane

_Ÿ Shaw L.P. Gas

_Ÿ Southern Gas Company

_Ÿ Thomas Gas Company

_Ÿ Trenton LP Gas

_Ÿ Tri-Cities Gas Company

_Ÿ Tri-Gas Propane Company

_Ÿ Truckee Tahoe Propane

_Ÿ Turner Propane

_Ÿ V-1 Propane

_Ÿ Vandeveer’s Gas Service

_Ÿ Wakulla L.P.G.

_Ÿ Waynesville Gas Service

_Ÿ Young’s Propane

Titan Propane LLC, a Delaware limited liability company, which does business under the following names:

_Ÿ Action Gas

_Ÿ Adobe Propane

_Ÿ Adobe Zia Propane

_Ÿ Apache Gas

_Ÿ Ballard Gas Service

_Ÿ Blue Flame Propane

_Ÿ Braun Streat Propane

_Ÿ Briceton LP

_Ÿ Campbell Propane

_Ÿ Cape Fear Propane

_Ÿ C F Lafountaine

_Ÿ Central Valley Propane

_Ÿ Coast Gas

_Ÿ Coleman Butane Gas

_Ÿ Corbin Gas Propane

_Ÿ Delaware Valley Propane

_Ÿ Eagle Valley Propane

_Ÿ Economy Propane

_Ÿ Empiregas

_Ÿ F K Gailey

_Ÿ Flame Propane

_Ÿ Francis F Bezio

_Ÿ G & K Propane

_Ÿ Graves Propane

_Ÿ Hall’s Semple Propane

_Ÿ Heritage Propane

_Ÿ Hurley Gas Company

_Ÿ Interstate Gas

_Ÿ Keene Gas

_Ÿ L & K Propane

_Ÿ Lake Almanor Propane

_Ÿ Lehigh Valley Propane

_Ÿ Lone Pine Propane

_Ÿ M & J Gas Company

_Ÿ Main St. Gas

_Ÿ Macclesfield Propane

_Ÿ Mar Gas

_Ÿ Michiana Gas

_Ÿ Mid Georgia Propane

_Ÿ Minns LP Gas

_Ÿ Mother Lode Propane

_Ÿ Mountain Propane

_Ÿ Myers/De’s

_Ÿ Northern Energy

_Ÿ Pedley Propane

_Ÿ Propane Inc

_Ÿ Quality Propane

_Ÿ Saratoga Propane

_Ÿ ServiGas

_Ÿ Shenandoah Valley Propane

_Ÿ Snyder Propane

_Ÿ Southeastern Propane

_Ÿ Southwest Propane

_Ÿ SP Barron LP

_Ÿ St. Augustine Gas

_Ÿ Synergy Gas

_Ÿ Tappan Gas LP

_Ÿ Tecumseh LP

_Ÿ Thomas Gas Company

_Ÿ Titan Propane

_Ÿ Town & Country

_Ÿ Truckee Tahoe Propane

_Ÿ Vineyard Propane

_Ÿ Virginia Propane

_Ÿ Waynes County Propane

_Ÿ Western LP Gas

Regency GP LLC, a Delaware limited liability company

Regency GP LP, a Delaware limited partnership

Regency Energy Partners LP, a Delaware limited partnership, which has the following subsidiaries:

Name of Subsidiary	Jurisdiction of Organization
Regency OLP GP LLC	Delaware
Regency Energy Finance Corp.	Delaware
Regency Gas Services LP	Delaware
Regency Field Services LLC	Delaware
Palafox Joint Venture	Texas
Edwards Lime Gathering LLC	Texas
Regency Liquids Pipeline LLC	Delaware
Regency Gas Marketing LLC	Delaware
Gulf States Transmission LLC	Louisiana
Regency Gas Utility LLC	Delaware
Pueblo Holdings Inc.	Delaware
Pueblo Midstream Gas Corporation	Texas
CDM Resource Management LLC	Delaware
FrontStreet Hugoton LLC	Delaware
WGP-KHC LLC	Delaware
Regency Haynesville Intrastate Gas LLC	Delaware
RIGS Haynesville Partnership Co.	Delaware
RIGS GP LLC	Delaware
Regency Intrastate Gas LP	Delaware
Regency Midcontinent Express LLC	Delaware
Regency Midcontinent Express Pipeline LLC	Delaware
Midcontinent Express Pipeline LLC	Delaware
Zephyr Gas Services LLC	Delaware