These Are The 100 Largest Companies In Missouri

Chris Kolmar
by Chris Kolmar
Biggest Companies, Rankings - 10 months ago
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If you live in Missouri and you’re looking for a job, you have come to the right place.

Because, sure, you can google things like ‘biggest companies in Missouri’ and get a fairly long list of companies with a lot of employees, or perhaps that have the biggest names — but here, we bring you the companies with the most current employees that are actually headquartered in Missouri.

Below, we’ll give you a complete list of Missouri’s 100 largest companies, but first, here’s a look at the top 10:

  1. Ascension Health Inc
  2. Emerson
  3. O’Reilly Auto Parts
  4. Enterprise Holdings
  5. Edward Jones
  6. Anheuser-Busch
  7. Centene
  8. Hallmark
  9. Express Scripts
  10. Amdocs

Ascension Health Inc comes in at the top, with more current employees than any other company in the . We’ll get to specifics in a moment; first, here’s a look at our methodology.

How we identified the biggest companies in Missouri

Here at Zippia we have developed a database of over 250,000 companies that spans the entire country.

For this report, we looked at the companies headquartered in Missouri with at least 100 employees. That left us with 747 companies.

We then ranked each company from most to least current employees to determine the biggest companies in Missouri.

As it turns out, Ascension Health Inc looks to the be the biggest company in Missouri clocking in with 109,000 employees.

Now, check out how the 100 biggest companies in Missouri ranked.

If you’re interested, you can read more about the Missouri job scene here:

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Detailed List Of The 100 Biggest Companies In Missouri

Rank Company City Employees
1 Ascension Health Inc Saint Louis 109,000
2 Emerson Saint Louis 103,500
3 O’Reilly Auto Parts Springfield 74,580
4 Enterprise Holdings Clayton 68,993
5 Edward Jones Des Peres 36,000
6 Anheuser-Busch Saint Louis 30,849
7 Centene Saint Louis 30,500
8 Hallmark Kansas City 27,000
9 Express Scripts Saint Louis 25,600
10 Amdocs Chesterfield 25,561
11 Cerner Kansas City 24,400
12 Panera Bread Saint Louis 21,820
13 Leggett & Platt Carthage 21,000
14 Monsanto Creve Coeur 20,800
15 Schnuck Markets Saint Louis 15,600
16 BJC HealthCare Saint Louis 14,740
17 St. Luke’s Health System Kansas City 12,825
18 Bass Pro Shops Springfield 12,000
19 Caleres Clayton 12,000
20 Electrical Components International Creve Coeur 12,000
21 Washington University in St. Louis Saint Louis 11,100
22 CoxHealth Springfield 10,790
23 Sara Lee Bakery Group Inc Saint Louis 10,001
24 AMF Bowling Worldwide Inc Bland 10,001
25 Saint Luke’s Health System Kansas City 9,500
26 National Beef Packing Kansas City 9,100
27 John Q. Hammons Hotels and Resorts Springfield 9,000
28 Post Holdings Brentwood 8,700
29 Ameren Corporation Saint Louis 8,629
30 Graybar Saint Louis 8,500
31 DST Systems Kansas City 8,400
32 Belden Clayton 8,400
33 Purina Saint Louis 7,590
34 MEMC Electronic Materials Inc Saint Peters 7,500
35 Outsourcing Solutions Inc Chesterfield 7,500
36 St John’s Mercy Behavioral OFallon 7,500
37 Alamo Rent A Car Clayton 7,000
38 Stifel Saint Louis 6,977
39 Biomérieux Hazelwood 6,828
40 The Kansas City Southern Kansas City 6,820
41 Peabody Energy Saint Louis 6,700
42 Olin Clayton 6,400
43 Barry-Wehmiller Companies Saint Louis 6,354
44 Saint Louis University Saint Louis 6,290
45 Rose International Chesterfield 6,000
46 Edgewell Personal Care Chesterfield 6,000
47 Jack Henry & Associates Monett 5,972
48 Children’s Mercy Kansas City 5,580
49 Missouri Department of Transportation Jefferson City 5,511
50 Aegion Chesterfield 5,239
51 Burns & McDonnell Kansas City 5,128
52 Whelan Security Saint Louis 5,000
53 Prime Springfield 5,000
54 Commerce Bank Kansas City 4,805
55 Energizer Holdings Saint Louis 4,800
56 Atmos Energy Saint Louis 4,747
57 Food Giant Supermarkets Sikeston 4,500
58 SunEdison Semiconductor Limited Saint Peters 4,400
59 Aegis Corp Wildwood 4,300
60 Dierbergs Markets Chesterfield 4,100
61 Arch Coal Creve Coeur 4,025
62 Patriot Coal Saint Louis 4,000
63 Premium Retail Services Chesterfield 4,000
64 Bunzl Distribution Creve Coeur 3,985
65 Jack Cooper Kansas City 3,855
66 Butler Buildings Kansas City 3,812
67 Cassidy Turley Inc Saint Louis 3,809
68 Pioneer Skilled Nursing Marceline 3,800
69 Missouri State University Springfield 3,800
70 HNTB Kansas City 3,800
71 Lockton Companies Kansas City 3,726
72 CPC Logistics Chesterfield 3,700
73 UMB Bank Kansas City 3,688
74 Scottrade Saint Louis 3,614
75 Robert Family Holdings Winfield 3,400
76 Spire Saint Louis 3,296
77 Insituform Technologies LLC Chesterfield 3,280
78 Freeman Health System Joplin 3,272
79 McCarthy Building Companies Saint Louis 3,271
80 Peterson Manufacturing Co Grandview 3,100
81 Maritz Fenton 3,042
82 Dial-A-Doc Imperial 3,000
83 Cosco Products Wright City 3,000
84 KANSAS CITY ROYALS BASEBALL Kansas City 3,000
85 Assemblies of God USA Springfield 3,000
86 McBride & Son Homes Kansas City 3,000
87 Phelps County Regional Med Ctr Rolla 3,000
88 Mercy Health Center-Admitting Chesterfield 3,000
89 Poplar Bluff Regional Medical Center Poplar Bluff 3,000
90 SLUCare Saint Louis 3,000
91 U.S. Engineering Kansas City 3,000
92 Sporlan Valve Co Washington 3,000
93 Sensient Colors Inc Saint Louis 3,000
94 Public Works-Household Waste Columbia 3,000
95 MU Health Care Columbia 3,000
96 St. Louis Children’s Hospital Saint Louis 2,959
97 Delmar Gardens Family Chesterfield 2,908
98 True Manufacturing OFallon 2,886
99 Great Plains Energy Kansas City 2,865
100 Helzberg Diamonds North Kansas City 2,825

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