NORTHWESTERN ENERGY

3010 West 69th Street, Sioux Falls, SD, 57108

605-978-2900

Full Title Phone Fax EMail
Ware, Melanie Accountant
605/353-7571
605/353-7560
melanie.ware@northwestern.com
Vos, Marika Accounting Assistant
605/353-1589
605/353-7560
marika.vos@northwestern.com
Lehner, Steve Administrator - SD & NE Operations
605/353-7494
605/353-7636
steven.lehner@northwestern.com
Hofer, Lisa Application Analyst
605/353-7614
605/225-5503
lisa.hofer@northwestern.com
Williams, MIke Area Manager - Aberdeen Operations
605/226-4162
605/225-5503
mike.williams@northwestern.com
Morris, Jay Area Manager - Huron Operations
605/353-7506
605/353-7636
jay.morris@northwestern.com
Fergen, Craig Area Manager - Mitchell
605/995-4410
605/996-4147
craig.fergen@northwestern.com
Kliewer, Kendall Controller
605/978-2806
605/978-2840
kendall.kliewer@northwestern.com
Wallman, Kristi Coordinator - Financial Accounting
605/353-7576
605/353-7560
kristi.wallman@northwestern.com
VanVleet, Rick Coordinator - IT Security
605/353-7602
605/353-7631
rick.vanvleet@northwestern.com
Lovell, Robert Coordinator - Safety & Environment



robert.lovell@northwestern.com
Wilkens, Jim Coordinator - Safety & Environment
605/353-7519
605/978-2817
james.wilkens@northwestern.com
Young, Michael Corporate Counsel
605/978-2836
605/978-2840
michael.young@northwestern.com
Sullivan, Randy Director - Bozeman Operations
406/582-4620
406/
randy.sullivan@northwestern.com
Wittrock, Linda Director - Community Relations
605/782-5552
605/782-5404
linda.wittrock@northwestern.com
McKee, Reed Director - Distribution System Planning
605/353-7513
605/353-7519
reed.mckee@northwestern.com
Hines, John Director - Energy Supply Planning
406/497-2164
406/497-2150
john.hines@northwestern.com
Quam, Jana Director - Human Resources
605/978-2975
605/978-2840
jana.quam@northwestern.com
Boyles, George Director - Internal Audit & Controls
605/978-2911
605/978-2840
george.boyles@northwestern.com
Lotsberg, Warren Director - Public Affairs
605/353-7513
605/353-7519
warren.lotsberg@northwestern.com
Schwartzenberger, Joe Director - Regulatory Affairs
406/497-3247
406/497-2150
joe.schwartzenberger@northwestern.com
Bonrud, Pam Director - Regulatory Affairs SD & NE
605/978-2990
605/978-2910
pam.bonrud@northwestern.com
Harper, Coleen Director - Regulatory Practices
406/497-3247
406/497-2150
coleen.harper@northwestern.com
O'Leary, Barry Director - Safety
406/497-2894

barry.oleary@northwestern.com
LaFave, Bleau Director - Support Services
605/782-5597
605/978-2817
bleau.lafave@northwestern.com
Maas, Carl Electric Meter Shop Foreman
605/353-7491
605/353-7519
carl.maas@northwestern.com
Peterson, Joanne Executive Assistant
605/353-7513
605/353-7519
joanne.peterson@northwestern.com
DeJong, Amy Financial Analyst
605/353-7577
605/353-7560
amy.dejong@northwestern.com
Wagner, Dennis GM - Production & Generation
605/353-7503
605/353-7519
dennis.wagner@northwestern.com
Sydow, Mike GM - Retail Operations SD & NE
605/353-7463
605/353-7519
michael.sydow@northwestern.com
Adam, Heather HR - Benefits Coordinator
605/978-2839
605/978-2840
heather.adam@northwestern.com
Olivier, Julie IT Applications Analyst
605/353-7610
605/353-7631
julie.olivier@northwestern.com
Bertsch, Jerry Manager - Community Relations
605/995-4410
605/996-4147
gerald.bertsch@northwestern.com
Meyer, Travis Manager - Financial Planning & Analysis
605/978-2967
605/978-2840
travis.meyer@northwestern.com
Cordts, Margaret Manager - Gas Procurement
605/353-8345
605/353-8216
margaret.cordts@northwestern.com
Burns, Heather Manager - Human Resources
605/353-7553
605/353-7498
heather.burns@northwestern.com
Lail, Crystal Manager - SEC Reporting
605/978-2970
605/978-2840
crystal.lail@northwestern.com
Randall, Kari Manager - Taxes
605/782-5517
605/782-5403
kari.randall@northwestern.com
Johnston, Casey Manager - Transmission System Operations
406/497-4104
406/
casey.johnston@northwestern.com
Nieman, Mike Officer - Internal Audit & Controls
605/978-2969
605/978-2840
michael.nieman@northwestern.com
Hanson, Mike President & C.E.O.
605/978-2903
605/978-2905
mike.hanson@northwestern.com
Zorr, LeRoy Project Leader - Financial Analyst
605/782-5535
605/782-5404
leroy.zorr@northwestern.com
Stimatz, Beth Safety & Health Specialist
406/497-2687

beth.stimatz@northwestern.com
Kane, Debbie Senior Accountant
406/497-2286
406/497-2149
debbie.kane@northwestern.com
Arbach, Steve Senior Engineer
605/353-7509
605/353-7519
steven.arbach@northwestern.com
Williams, Arynne Staff Accountant
605/353-7601
605/353-7560
arynne.williams@northwestern.com
McHugh, Barb Transaction Tax Accountant
605/782-5514
605/782-5403
barb.mchugh@northwestern.com
Evans, CPA, Paul Treasurer
605/978-2911
605/978-2840
paul.evans@northwestern.com
Trandem, Greg VP - Administrative Services
605/978-2849
605/978-2910
greg.trandem@northwestern.com
Schroeppel, Bobbi VP - Customer Care & Communications
605/978-2854
605/978-2910
bobbi.schroeppel@northwestern.com
Knapp, Tom VP - General Counsel
605/978-2930
419/831-5057
tom.knapp@northwestern.com
Thielbar, Bart VP - Information Technology
605/782-5566
605/978-2910
bart.thielbar@northwestern.com
Corcoran, Pat VP - Regulatory & Government Relations
406/497-2202
406/497-2150
pat.corcoran@northwestern.com
Pohl, Curt VP - Retail Operations
406/497-2119
406/497-2150
curt.pohl@northwestern.com
Gates, Dave VP - Wholesale Operations
406/497-2164
406/497-2150
david.gates@northwestern.com
Bird, Brian VP & C.F.O.
605/978-2871
605/978-2910
brian.bird@northwestern.com