Sioux Corporation
Doing business as Sioux CORP
At a glance
Employees20-99
In business since1939
HeadquartersBeresford, SD
US patents7
SAM.gov UEIE1SRQ5YSVJC6
CAGE code15579
Incorporated inSD
Brands
Greenhouse
Oil & Gas
Precast ConcreteThis company sells these brands.
- industrial cleaning equipment
- heating solutions
- steam generators
- water heaters
- chillers
- pressure washers
- elution heating
- agriculture
- mining
- food
- beverage
Named on the company’s own website, read JUL 29, 2026
CareersCareers page — seen SEP 8, 2026
Supplier designations
For Profit OrganizationManufacturer of Goods
Self-certified by the company in its SAM.gov registration
Patents
7 US patents granted 2014–2019, none of them in the five years to SEP 2025.
Chemical engineering 3Thermal processes and apparatus 2Electrical machinery, apparatus, energy 1Measurement 1
- Portable descaling apparatusUS 10,473,413 · granted NOV 12, 2019
- Fluid heating apparatus utilizing at least two fluid pathsUS 9,835,356 · granted DEC 5, 2017
- Hybrid direct and indirect fluid heating systemUS 9,772,118 · granted SEP 26, 2017
- System and method for control of a fluid heating apparatusUS 9,726,398 · granted AUG 8, 2017
- Versatile encapsulated fluid heater configurationUS 9,528,722 · granted DEC 27, 2016
Newest 5 shown · Granted to Sioux Corporation · PatentsView (USPTO), data through SEP 30, 2025 · CC BY 4.0
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Sioux Corporation | Beresford | SD | 20–99 | ACTIVE |
Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.