Tech Companies in St. Louis

United States

About St. Louis

St. Louis (or) is a city in Missouri, on the western bank of the Mississippi River, which forms the state line between Illinois and Missouri. The Missouri River merges with the Mississippi River 15 river miles north of Downtown St. Louis, forming the fourth-longest river system in the world. In 2019, the estimated population was 300,576, and of the bi-state metropolitan area, 2,804,724. Greater St. Louis is the largest metropolitan area in Missouri, second-largest in Illinois, seventh-largest in the Great Lakes Megalopolis, and the 22nd-largest in the United States. Before European settlement, the area was a regional center of Native American Mississippian culture. The city of St. Louis was founded in 1764 by French fur traders Pierre Laclède and Auguste Chouteau, and named after Louis IX of France. In 1764, following France's defeat in the Seven Years' War, the area was ceded to Spain. In 1800, it was retroceded to France, which sold it three years later to the United States as part of the Louisiana Purchase. In the 19th century, St. Louis became a major port on the Mississippi River; in 1870, it was the fourth-largest city in the country. It separated from St. Louis County in 1877, becoming an independent city and limiting its own political boundaries. St. Louis had a brief run as a world-class city in the early 20th century. In 1904, it hosted the Louisiana Purchase Exposition and the Summer Olympics.

St. Louis at a glance

43.6 thousandJob ads/yr
89Technologies
2.81 millionPopulation

Companies with the most hiring activities in St. Louis

#CompanyLocations in St. LouisJob ads/yr
1Allied UniversalCahokia1,130
2Deloitte US1,085
3SSM Health1,035
4Domino's Franchise856
5Archdiocese of St. Louis807
6Edward Jones465
7EY USClayton383
8Enterprise HoldingsClayton368
9Washington University in St. LouisTown and Country324
10The Cigna Group292
11U.S. Bank227
12Enterprise MobilityClayton224
13Cushman & Wakefield217
14Gulfstream AerospaceEast Saint Louis217
15Elevance HealthWellston215
16GPAC209
17Compass Group, North America205
18Select Medical193
19StarbucksHazelwood190
20California Rehabilitation Institute183
21WalgreensCahokia, East Saint Louis173
22Sodexo170
23Wells Fargo168
24Mercy154
25Jacobs151

Region Info

Area Info

  • Area: 1 km²
  • State: Missouri
  • Country: United States
  • Postal codes: 63101 - 63141, 63143 - 63147, 63150 - 63151, 63155 - 63158, 63160, 63163 - 63164, 63166 - 63167, 63169, 63171, 63177 - 63180, 63182, 63188, 63190, 63195, 63197 - 63199
  • Telephone code: 314

Population Info

  • Population: 2.81 million inhabitants

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