contact-us

Corporate

Compliance

2828 N. Harwood, Suite 1300
Dallas, TX 75201
(214)871-3555
compliance@hfsinclair.com

Corporate Office

2828 N. Harwood, Suite 1300
Dallas, TX 75201
(214)871-3555

Human Resources

2828 N. Harwood, Suite 1300
Dallas, TX 75201
(214)871-3555
hr@hfsinclair.com

Investor Relations

2828 N. Harwood,
Suite 1300
Dallas, TX 75201
(214)954-6510
investors@hfsinclair.com

Media Relations

2828 N. Harwood, Suite 1300
Dallas, TX 75201
media@hfsinclair.com

Royalty Services

575-748-4033
P.O. Box 1600
Artesia, NM 88211-1600
Division.Orders@hfsinclair.com

Shareowner Services

EQ Shareowner Services
800-468-9716 (Toll-Free)
651-450-4060 (Outside U.S.)
P.O. Box 64874
St. Paul, MN 55164-0854
www.shareowneronline.com

Refineries and Facilities

Amsterdam Facility

Mainhavenweg 6
1043 AL Amsterdam
The Netherlands
31-20-611-7475

Casper Refinery

5700 East Highway 20-26
Casper, WY 82609
USA
(307) 232-2400

Cheyenne Facility

300 Morrie Avenue
P.O. Box 1588
Cheyenne, WY 82007
(307) 634-3551


Council Bluffs Facility

1701 S 3rd Street
Council Bluffs, IA
51503
(712) 323-2441

El Dorado Refinery

1401 Douglas Road
P.O. Box 1121
El Dorado, Kansas 67042-3698
(316) 321-2200

Mississauga Facility

385 Southdown Road, Mississauga, Ontario
Canada L5J 1K2
Office:
2310 Lakeshore Road West, Mississauga, Ontario
Canada L5J 1K2
(844) 388-2665


Navajo Refinery

501 East Main
Artesia, New Mexico 88210
(575) 748-3311

Parco Refinery (Sinclair, Wy)

100 E. Lincoln Highway
Sinclair, WY 82334
USA
(307) 324-3404

Petrolia Facility

100 Sonneborn Lane
Petrolia, PA 16050
(724) 756-2210


Puget Sound Refinery

P.O. Box 622
8505 S. Texas Road
Anacortes, WA 98221-0622
(360) 293-0800

Tulsa Refinery

1700 South Union Avenue
Tulsa, Oklahoma 74107
(918) 594-6000

Woods Cross Refinery

1070 West 500 South
West Bountiful, Utah 84087-1442
USA
(801) 299-6600

Products

Asphalt

20860 N. Tatum Blvd,
Suite 150
Phoenix, AZ 85050
(480) 256-1900

Contract & Pricing Group

hfc-dallascontracts@hfsinclair.com
888-286-8836

HollyFrontier Specialty Products

401 Plymouth Road, Suite 350
Plymouth Meeting, PA 19462
800-456-4786

Petro-Canada Lubricants Inc.

2310 Lakeshore Road West
Mississauga, Ontario
Canada L5J 1K2
(844) 388-2665

Red Giant Oil

1701 S 3rd Street
Council Bluffs, IA
51503
(713) 323-2441

Sonneborn Netherlands

Mainhavenweg 6
1043 AL Amsterdam
The Netherlands
31-20-611-7475

Sonneborn US

100 Sonneborn Lane
Petrolia, PA 16050
(724) 756-2210