Datacircle

List of companies in South Dakota: 9,441, by city, industry and size

9,441 companies with a LinkedIn page give their headquarters in South Dakota, in our October 2026 release, 7,067 of them with a website. Construction is the largest industry, with 502.

2,593 of them, companies of 11 to 500 employees, are in Datacircle's free 10M+ U.S. dataset, and so are 19,972 people in South Dakota: 6,386 with an email, 9,014 with a mobile phone. One download, free with a work email. Below, South Dakota's companies by city, industry and size, and 20 of the free file's, picked at random.

Download them

Sign up with your work email: the 10M+ U.S. dataset is on your dashboard, one zip with the companies and the people. Keep South Dakota's:

import duckdb
duckdb.sql("""
  select NAME, URL, HQ_STREET, HQ_CITY, LINKEDIN_INDUSTRY, EMPLOYEE_COUNT_RANGE
  from 'us_smb_mid_market_companies.parquet'
  where HQ_STATE_CODE = 'SD'
""").write_csv("sd_companies.csv")

The people: where STATE_CODE = 'SD' in us_smb_mid_market_persons.parquet. Every column of the companies file: the free list of US companies. The people's: the free US B2B leads dataset.

Companies in South Dakota by city

The ten cities with the most headquarters, all sizes, as LinkedIn gives them (a suburb is its own city).

Companies headquartered in South Dakota by city, October 2026
CityCompaniesShare
Sioux Falls2,81529.8%
Rapid City1,27613.5%
Aberdeen3283.5%
Brookings3133.3%
Watertown2953.1%
Spearfish2612.8%
Pierre2462.6%
Mitchell2192.3%
Yankton2082.2%
Huron1361.4%

Companies in South Dakota by industry

The ten largest LinkedIn industries in South Dakota, all sizes, and how many of each the free file holds.

Companies headquartered in South Dakota by LinkedIn industry, October 2026
IndustryAll sizesIn the free file
Construction502216
Hospitals and Health Care478136
Medical Practices375114
Retail272107
Real Estate25872
Hospitality209118
Restaurants206145
Individual and Family Services20047
Non-profit Organizations1880
Financial Services18758

Companies in South Dakota by size

By the employee range on their LinkedIn page. The free file holds the companies of 11 to 500 employees; every size, in the 50M+ dataset, unlocks once 3 people you invited sign up.

Companies headquartered in South Dakota by employee range, October 2026
EmployeesCompaniesShare
13,35535.5%
2-102,62327.8%
11-502,40225.4%
51-2007317.7%
201-5002072.2%
501-1,000600.6%
1,001-5,000450.5%
5,001-10,00080.1%
10,001+100.1%

20 companies in South Dakota, picked at random

Rows of the free file with a website of their own, picked at random, as the file holds them.

20 companies in South Dakota of the free file
CompanyCityIndustryEmployeesWebsite
Home Oasis Pools & Hot TubsWatertownRetail11-50homeoasiswatertown.com
Advanced Design Engineering And SurveyingRapid CityCivil Engineering11-50adesinc.com
Touch Of Dutch Family RestaurantBeresfordRestaurants11-50touchofdutchfr.com
Load KingElk PointTruck Transportation51-200loadkingmfg.com
Cottonwood BistroBrookingsRestaurants11-50cottonwoodbistro.com
Wr HospitalitySioux FallsFood and Beverage Services11-50wrhospitality.com
Barker CapitalSioux FallsFinancial Services11-50bakercapital.com
Twily LLCWylieDigital Accessibility Services51-200twily.co
The Future Of Email Marketing Is Patented. Own The Blueprint. Stand By For More MoreBox ElderMarketing Services11-50granza.com
Hermans Nuthouse LLCSioux FallsFood and Beverage Manufacturing11-50hermansnuthouse.com
Hjellming ConstructionSioux FallsConstruction11-50hjellmingconstruction.com
All Day CaféSioux FallsFood and Beverage Services11-50alldaycafe.net
Pivotal Health SolutionsWatertownHealth, Wellness and Fitness11-50pivotalhealthsolutions.com
MillbornBrookingsRetail51-200millbornseeds.com
Puppy Love Pet GroomingSioux FallsConstruction11-50puppylovegrooming.com
Royal River Casino & HotelFlandreauEntertainment Providers201-500royalrivercasino.com
Bang Up Roofing And ConstructionRapid CityConstruction11-50banguproofing.com
Global Polymer Industries, IncMadisonIndustrial Machinery Manufacturing51-200globalpolymer.com
Affordable GeothermalAlexandriaIndividual and Family Services11-50affordablegeothermal.com
Computer Service Innovations CsiNorth Sioux CityIT Services and IT Consulting11-50csinov.com

Other states

Questions

How many companies are there in South Dakota?

9,441 companies with a LinkedIn page give their headquarters in South Dakota, in our October 2026 release of 6,700,867 US companies. 3,340 of them have 11 to 500 employees. A company without a LinkedIn page isn't counted.

Which city in South Dakota has the most companies?

Sioux Falls, with 2,815 (29.8% of the state's), then Rapid City with 1,276.

Can I download a free list of companies in South Dakota?

Yes: 2,593 of them, companies of 11 to 500 employees, are in Datacircle's free 10M+ US dataset, with website, headquarters address, industry, size and founding year. Sign up with a work email, download it, and keep the rows whose HQ_STATE_CODE is 'SD'.

Does it include contacts in South Dakota?

Yes: the people file in the same download holds 19,972 people whose LinkedIn profile is in South Dakota, 6,386 with an email and 9,014 with a US mobile phone.

Sign up with your work email: your API key and a $5 credit that never expires are on your dashboard, with the free 10M+ U.S. B2B leads dataset.

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