US Business Index

South Dakota companies

South Dakota is home to 26 companies indexed here, drawn from public records. Of these, 7 are publicly traded and file with the SEC, so their headline financials carry dated filings. Browse the full list below, or narrow by industry. Every entry links back to its public sources.

All South Dakota companies

CompanyIndustryTypeTickerRevenue (dated)
NorthWestern EnergyEnergypublicNWE$1.6B (FY 2025)
DaktronicsTechnologypublic——
POET—publicPOET—
Black Hills CorporationEnergypublic——
Home Federal BankFinancepublic——
Pathward—public——
Raven IndustriesAerospace Defensepublic——
Amiga, Inc.—private——
Avera HealthHealthcareprivate——
Black Hills Ammunition—private——
Black Hills Institute of Geological Research—private——
Dakota Style—private——
First National Bank South DakotaFinanceprivate——
First Premier BankFinanceprivate——
Great Western BankFinanceprivate——
Iowa, Chicago and Eastern Railroad—private——
Lewis DrugRetailprivate——
MidcoTelecomprivate——
Pheasant Restaurant and Lounge————
Pizza Cheeks————
Rainbow Play Systems—private——
Sonifi Solutions—private——
The HomeSlice GroupMediaprivate——
VeraSun Energy—private——
Wall DrugRetail———
Western Surety Company—private——
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