Companies incorporated in SOUTH DAKOTA, United States

BLACK HILLS CORP /SD/
BLACK HILLS HOLDING CORP
SECURITY NATIONAL BANK OF SO DAK
PAC-WEST TELECOMM INC
USA SUNRISE BEVERAGES INC
FIRST NATIONAL BANK SIOUX FALLS
HOREJSI INC
SEVEN SEAS PETROLEUM INC
INTERACTIVE INC
WORLD SERVICES INC
DAKTRONICS INC /SD/
SOUTH DAKOTA STATE MEDICAL HOLDING CO INC
SODAK GAMING INC
DAKOTAH INC
INVESTORS LIFE INSURANCE CO NEBRASKA SEPARATE ACCOUNT D
MIDLAND NATIONAL LIFE SEPARATE ACCOUNT C
EVRO CORP
RAVEN INDUSTRIES INC
BLACK HILLS CORP