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High Sierra Energy, LP values your feedback and welcomes your questions about our company and our operations. For general inquiries, please contact us utilizing the information below.

 

Corporate Office


High Sierra Energy, LP
3773 Cherry Creek North Drive, Suite 1000
Denver, Colorado 80209
Phone: (303) 815-1010
Fax: (303) 815-1011
Email: info@highsierraenergy.com

We are located in the West Wing of
the Ptarmigan buildings.

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High Sierra Water Services

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Business Development 
Johan Themaat
(303) 815-1010, x152
jthemaat@highsierraenergy.com

General Inquiries
Jim Goddard 
(970) 356-5560
jgoddard@highsierraenergy.com

Water Treatment
Mark Marcin
(720) 287-5335 x201 
mmarcin@highsierraenergy.com

Anticline Disposal

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Business Development
Kerry Ramsey
(303) 815-1010 x160 
kramsey@highsierraenergy.com

General Inquiries
Jesse Eubank
(307) 360-3390  
jeubank@anticlinedisposal.com

Water Treatment
Mark Marcin
(720) 287-5335 x201 
mmarcin@highsierraenergy.com

 

Nicholas Services

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Business Development
Kevin Nicholas 
(620) 243-7511 
knicholas@highsierracrudeoil.com

General Inquiries
Staci Cushenbery 
(620) 930-7511 
snicholas@highsierracrudeoil.com

 

R & D Facility

6756 East 47th Ave Drive Denver, CO 80216
Phone: (720) 287-5335
Fax: (720) 287-5335

High Sierra Sertco

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General Inquiries and Business Development
Tom Wood
(303) 887-2695
twood@highsierraenergy.com

 

High Sierra Terminaling

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General Inquiries and Business Development
Ron Jensen
ronjensen@centennialgl.com

Centennial Energy

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East Coast Butane 
Jack Eberhardt, Sr. VP 
jeberhardt@centennialenergy.us

Canadian Butane and Propane 
Chris Stevens 
cstevens@centennialenergy.us

West Coast Propane 
Mike Stephens 
mstephens@centennialenergy.us

Mid-West Butane 
Elise Kaczmarczyk 
elisek@centennialenergy.us

Y-Grade Transloading 
Chris Wood 
cwood@centennialenergy.us

West Coast Propane 
Greg Stephens 
gstephens@centennialenergy.us

East Coast Propane 
Tim Carlson 
tcarlson@centennialenergy.us

Mid-West Propane Team 
Tony Hall, Geoff Hirman and Eric Carlson 
thall@centennialenergy.us 
ghirman@centennialenergy.us 
ecarlson@centennialenergy.us

Asphalt and Heavy Oil 
Don Thompson and Rich Hanna 
dthompson@centennialenergy.us 
rhanna@centennialenergy.us

High Sierra Crude Oil & Marketing - MidContinent Office

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General Inquiries & Business Development 
Office: (405) 418-7100
Fax: (405) 418-7109

Dispatch 
(800) 300-9699 or (405) 418-7100, Option 1
dispatch@highsierracrudeoil.com

 

High Sierra Crude Oil & Marketing - Rockies

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General Inquiries & Business Development
Office: TBD
Fax: TBD

Dispatch 
TBD
TBD.com

High Sierra Energy - Headquarters

Health, Environment & Safety 
John Volpe 
jvople@highsierraenergy.com

Investor Relations 
Johan ver Loren van Themaat 
jthemaat@highsierraenergy.com

Legal 
Richard Gognat 
rgognat@highsierraenergy.com

Human Resources 
Karen Wilcox 
kwilcox@highsierraenergy.com

Credit 
Mike Merelli 
mmerelli@highsierraenergy.com

Finance 
Chris Philpott 
cphilpott@highsierraenergy.com

Accounting
Lori Rappucci
lrappucci@highsierraenergy.com

IT (Information Technology)
Jonthan Cox 
jcox@highsierraenergy.com

 

 

 

 

 

 

 For employment opportunities , please see the Career Opportunities page on our corporate website.








High Sierra Energy, LP
3773 Cherry Creek North Dr., Ste. 1000
Denver, Colorado 80209
Phone: (303) 815-1010
Fax: (303) 815-1011
info@highsierraenergy.com

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