Watertown, South Dakota supports a diverse and resilient economy anchored by several established and expanding industry sectors. Major employers in Codington County span manufacturing, healthcare, financial services, public sector employment, and value-added agriculture, providing long-term stability and opportunity for business growth.
Companies locating in Watertown benefit from a skilled and reliable workforce, modern infrastructure, and a business-friendly environment. Combined with a strong sense of community and a high quality of life, these advantages continue to attract new industry investment while enabling existing employers to expand and succeed.
Private Ownership, and Federal, State, and Local Government
Dakota Bodies LLC
Hy Vee Inc.
Lake Area Vocational Tech Institute
Persona Signs LLC
Sanford Health Watertown
Spartronics Watertown LLC
Terex-Telelect Inc.
Wal-Mart
Watertown City
Watertown School District
Private Ownership, and Federal, State, and Local Government
Crenlo Engineered Cabs
Dakota Bodies LLC
Dakota Sioux Casino
Dakota Tube Inc.
Human Service Agency
Hy Vee Inc.
Jenkins Living Center
Lake Area Vocational Tech Institute
Menards
Persona Signs LLC
Pivotal Fab & Powder
Prairie Lakes Health Care System Inc.
Premier Bankcard Inc.
Sentry Crane Services
Spartronics Watertown LLC
Terex-Telelect Inc.
Wal-Mart
Watertown City
Watertown School District
Wurth Electronics Midcom Inc.
Source of Information: Labor Market Information Center, South Dakota Department of Labor and Regulation in March 2026, using third quarter 2025 employment data from the Quarterly Census of Employment and Wages (QCEW). Only employment covered by Reemployment Assistance (unemployment insurance) is included in the QCEW program.