These Are The 100 Largest Companies In Iowa

Chris Kolmar
by Chris Kolmar
Biggest Companies, Rankings - 6 months ago
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If you live in Iowa and you’re looking for a job, you have come to the right place.

Because, sure, you can google things like ‘biggest companies in Iowa’ 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 headquarted in Iowa.

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

  1. Casey’s General Stores
  2. Rockwell Collins
  3. Principal Financial Group
  4. Iowa State University
  5. Hy-Vee
  6. Fareway Stores
  7. HNI
  8. Pella
  9. Marsden Services
  10. University of Iowa Health Care

Casey’s General Stores 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 Iowa

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 Iowa with at least 100 employees. That left us with 402 companies.

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

As it turns out, Casey’s General Stores looks to the be the biggest company in Iowa clocking in with 25,463 employees.

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

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

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Detailed List Of The 100 Biggest Companies In Iowa

Rank Company City Employees
1 Casey’s General Stores Ankeny 25,463
2 Rockwell Collins Cedar Rapids 19,000
3 Principal Financial Group Des Moines 14,854
4 Iowa State University Ames 10,740
5 Hy-Vee West Des Moines 10,300
6 Fareway Stores Boone 9,000
7 HNI Muscatine 8,900
8 Pella Pella 8,726
9 Marsden Services Des Moines 8,160
10 University of Iowa Health Care Iowa City 7,638
11 Ruan Des Moines 5,600
12 TMC Transportation Des Moines 5,052
13 DuPont Pioneer Johnston 5,025
14 Von Maur Davenport 4,500
15 The HON Company Muscatine 4,000
16 Pizza Ranch Orange City 3,800
17 Heartland Express North Liberty 3,600
18 Meredith Des Moines 3,560
19 Omega Cabinets Waterloo 3,500
20 Lee Enterprises Davenport 3,445
21 Ruffalo Noel Levitz Cedar Rapids 3,136
22 Winnebago Forest City 3,050
23 University of Northern Iowa Cedar Falls 3,000
24 Adventure Lands Of America, Inc. Altoona 3,000
25 Kum & Go West Des Moines 3,000
26 Uni-Mart Ames 3,000
27 Buhrow William L Dr MD Waverly 3,000
28 Breitkreuz David R MD Waterloo 3,000
29 American Crane Garner 3,000
30 United Building Centers Waukon 3,000
31 Racing Association-Central Ia Altoona 3,000
32 ACT Educational Svc Iowa City 3,000
33 Wells Enterprises Le Mars 2,800
34 West Liberty Foods West Liberty 2,736
35 Wright Tree Service West Des Moines 2,700
36 WTC Communications Wilton 2,700
37 CDS Global Des Moines 2,500
38 Wright Service West Des Moines 2,500
39 Per Mar Security Services Davenport 2,500
40 EMC Insurance Companies Des Moines 2,338
41 ABCM Hampton 2,215
42 McFarland Clinic Ames 2,048
43 Wellmark Blue Cross and Blue Shield Des Moines 2,013
44 St. Luke’s Methodist Hospital Inc. Cedar Rapids 2,000
45 The Weitz Company Des Moines 2,000
46 Heartland Financial USA Dubuque 1,862
47 Kent Muscatine 1,800
48 Dubuque Schools Dubuque 1,800
49 BH Management Des Moines 1,711
50 ACT Iowa City 1,685
51 Lifespace Communities West Des Moines 1,679
52 Dubuque Bank and Trust Dubuque 1,676
53 FBL Financial Group West Des Moines 1,644
54 Allsteel Muscatine 1,600
55 Flexsteel Industries Dubuque 1,460
56 Titan Tire Corporation Des Moines 1,450
57 Genesis Health System Davenport 1,350
58 Kinseth Hospitality North Liberty 1,282
59 UnityPoint Health – St. Luke’s Sioux City 1,250
60 Des Moines Area Community College Ankeny 1,250
61 EFCO Des Moines 1,250
62 Prairie Meadows Altoona 1,223
63 Wilson Trailer Company Sioux City 1,206
64 Curries Mason City 1,200
65 Vista Bakery, Inc. Burlington 1,200
66 Workiva Ames 1,195
67 Iowa Department of Natural Resources Des Moines 1,170
68 Dee Zee Des Moines 1,122
69 UFG Insurance Cedar Rapids 1,102
70 Mercy Iowa City Iowa City 1,100
71 Mercy Services Iowa City, Inc. Iowa City 1,100
72 Dahl’s Foods Des Moines 1,100
73 idX Coralville 1,045
74 Iowa 80 Group Walcott 1,000
75 West Des Moines Community Schools West Des Moines 1,000
76 Broadlawns Medical Center Des Moines 1,000
77 Luther College Decorah 1,000
78 Sears Seating Davenport 1,000
79 Stanley Consultants Muscatine 1,000
80 VT Industries Holstein 996
81 Lutheran Services in Iowa Des Moines 995
82 The Waldinger Des Moines 991
83 Great River Health Systems West Burlington 960
84 CBE Companies Cedar Falls 957
85 Four Oaks Cedar Rapids 939
86 Advanced Component Technologies, Inc. Northwood 930
87 Kemin Industries Des Moines 919
88 Farner-Bocken Carroll 908
89 Decker Truck Line Fort Dodge 905
90 Engineered Plastic Components West Des Moines 901
91 Mercy Clinton Clinton 900
92 VGM Group Waterloo 900
93 ISU Research Park Ames 900
94 Centro North Liberty 896
95 American Republic Insurance Des Moines 891
96 Musco Lighting Oskaloosa 874
97 Marshalltown Community School District Marshalltown 870
98 Rhythm City Casino Davenport 868
99 Hagie Manufacturing Clarion 860
100 Iowa Select Farms Iowa Falls 850

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