| University of Iowa |
33,034 |
| State of Iowa |
8,650 |
| Iowa State University |
8,411 |
| Davenport Community Schools |
2,693 |
| Cedar Rapids Community Schools |
2,564 |
| University of Northern Iowa |
2,448 |
| The Principal Financial Group, Inc. |
2,063 |
| Iowa DOT |
1,883 |
| Iowa Courts |
1,547 |
| Rockwell Collins, Inc. |
1,520 |
| Iowa General Assembly |
1,419 |
| West Des Moines Community Schools |
1,115 |
| Simpson College |
1,081 |
| Drake University |
1,056 |
| Kirkwood Community College |
1,017 |
| Hawkeye Community College |
996 |
| Riverside School |
987 |
| Area Education Agency 267 |
866 |
| College Community School District |
791 |
| DuPont Pioneer |
777 |
| Meredith Corporation |
771 |
| Farm Bureau Financial Services |
715 |
| Mercy Medical Center |
713 |
| DMACC, Des Moines Area Community College |
703 |
| Wartburg College |
675 |
| Pella Corporation |
674 |
| Iowa City Community School Disctrict |
674 |
| Clinton High School |
628 |
| Anson Elementary School |
612 |
| Northeast Iowa Community College |
603 |
| Grinnell College |
594 |
| Butler Elementary School |
587 |
| Waukee Community School District |
578 |
| UnityPoint Health |
564 |
| Muscatine Community School District |
535 |
| Central College |
533 |
| Mercy Medical Center |
528 |
| Grant Wood Area Education Agency |
506 |
| Desmoines Public Schools |
472 |
| Great Prairie Area Education Agency |
445 |
| Heartland AEA 11 |
439 |
| Bankers Trust Company |
438 |
| Ankeny Community School Adm |
417 |
| Eastern Iowa Community College District |
411 |
| Hy-Vee Incorporated |
411 |
| Indian Hills Community College |
395 |
| Iowa Western Community College |
386 |
| Iowa Realty |
354 |
| Boone Community School District |
350 |
| Lee Enterprises, Incorporated |
345 |
| Bishop Heelan CatholicHigh School |
340 |
| Iowa Central Community College |
337 |
| Western Dubuque School |
336 |
| EMC Insurance Group |
328 |
| West Cedar Elementary School |
325 |
| CDS Global |
323 |
| Wellmark Blue Cross and Blue Shield |
310 |
| Graceland University |
306 |
| Buena Vista University |
305 |
| Grand View College |
303 |
| Briar Cliff University |
298 |
| Maharishi University of Management |
287 |
| The Mississippi Bend Area Education Agency |
286 |
| Ashford University |
281 |
| Allied Insurance Company |
281 |
| De Soto Intermediate School |
280 |
| Denison Middle School |
271 |
| Ellsworth Community college |
269 |
| Upper Iowa University |
267 |
| Northwest Area Education Agency |
264 |
| Vermeer Corporation |
264 |
| Iowa Central Community College |
264 |
| Iowa Department of Human Services |
262 |
| Goodrell Middle School |
261 |
| MidAmerican Energy Holdings Company |
261 |
| Coe College |
259 |
| Anamosa Community School District |
256 |
| Lincoln Center |
254 |
| Newton Community School District |
251 |
| Iowa Lakes Community College |
243 |
| Carroll Community School District |
242 |
| Notre Dame Elementary School |
240 |
| Council Bluffs Community School District |
232 |
| Clark Elementary School |
232 |
| Genesis Health System |
231 |
| Lambert Elementary School - Iowa |
225 |
| Luther College |
224 |
| Sauer-Danfoss, Inc. |
223 |
| Ames School District |
222 |
| University of Dubuque |
220 |
| Mount Mercy University |
218 |
| Wells Enterprises, Inc. |
215 |
| Loras College |
214 |
| Winterset Middle School |
212 |
| Care Initiatives |
211 |
| Prairie Lakes AEA |
210 |
| GuideOne Insurance Company |
207 |
| Morningside College |
206 |
| ABCM CORPORATION |
206 |
| Northwest AEA |
204 |
| Cbs Home Real Estate |
202 |
| Decorah High School |
198 |
| Cedar Rapids Area Metro Catholic Education System |
195 |
| South Tama County School District |
194 |
| Assa Abloy |
194 |
| Bandag |
193 |
| Clarke University |
193 |
| ACT |
190 |
| St. Ambrose University |
189 |
| North Iowa Area Community College |
188 |
| McFarland Clinic PC |
188 |
| Northwestern College of Iowa |
186 |
| Kemin Industries |
181 |
| American Republic Insurance Company |
180 |
| Dubuque Community School District |
178 |
| Central Alternative Program |
177 |
| Clear Creek Amana High School District |
176 |
| Dordt College |
175 |
| ITAGroup, Inc. |
172 |
| Linn-Mar Community School District |
171 |
| Medical Associates Clinic and Healthcare |
171 |
| State Patrol |
168 |
| Waterloo Community School District Inc |
165 |
| Musco Corp |
165 |
| Roquette America, Inc. |
162 |
| Atkins Elementary School |
157 |
| Iowa Wesleyan College |
156 |
| Paladin Brands |
156 |
| City of Ames, IA |
154 |
| City of Dubuque |
153 |
| TrueNorth Companies |
152 |
| Creston Community School District |
151 |
| Sioux City Cmty School Dist |
145 |
| Kinseth Hospitality Company |
144 |
| Jacobson Companies |
142 |
| Mary Welsh School |
142 |
| City of Des Moines, Iowa |
142 |
| American Equity Investment Life Holding Company |
142 |
| Cornell College |
142 |
| Stanley Consultants |
141 |
| Von Maur Inc. |
141 |
| Sioux Center Community Hospital and Health Center |
140 |
| Dice Inc. |
139 |
| Des Moines University |
139 |
| Community Health Care |
138 |
| Lucia Wallace Elementary |
136 |
| Cambridge Investment Research, Inc. |
133 |
| United Fire Group |
133 |
| Continental Western Group |
132 |
| South O'Brien Secondary School |
132 |
| Iowa Heart Center |
131 |
| Polk County, IA |
131 |
| Mid-Prairie High School- Iowa |
131 |
| The VGM Group |
128 |
| Shive-Hattery, Inc. |
126 |
| Mercy Iowa City |
125 |
| City of Bettendorf |
124 |
| Ruan Transportation |
124 |
| CRST International, Inc. |
123 |
| HNI Corporation |
123 |
| Winneshiek Medical Center |
123 |
| Great River Health Systems |
123 |
| University of Iowa, Hospitals and Clinics |
122 |
| Johnston Community School Dist |
120 |
| AIB College of Business |
120 |
| Rockwell City-Lytton High School |
120 |
| Independance Community School District |
119 |
| Pella Regional Health Center |
117 |
| Iowa Clinic |
116 |
| Des Moines Register |
116 |
| City of Cedar Rapids |
115 |
| The Weitz Company |
115 |
| Grinnell Mutual Reinsurance Company |
114 |
| St. Anthony Regional Hospital & Nursing Home |
112 |
| Iowa Health |
112 |
| Dike-New Hartford Schools |
111 |
| Iowa Public Television |
111 |
| William Penn University |
111 |
| Ruffalo Cody & Associates |
110 |
| TCF Equipment Finance |
108 |
| GreatAmerica Leasing Corporation |
107 |
| AGWSR Community School District |
106 |
| Bearence Management Group |
105 |
| John Glenn Elementary School |
104 |
| City of Sioux City |
104 |
| The SHAZAM network |
104 |
| Isu Foundation |
104 |
| Broadlawns Medical Center |
103 |
| Curries Company |
102 |
| Doerfer Companies |
102 |
| Frank N. Magid Associates, Inc. |
101 |
| Northwest Iowa Community College |
100 |
| Mediapolis High School |
100 |
| Lakeview Elementary |
99 |
| GUTHRIE COUNTY HOSPITAL |
97 |
| Cornell Elementary School |
97 |
| Woodward Communications, Inc. |
96 |
| Pharmacists Mutual Companies |
96 |
| Blind Dept |
95 |
| Monumental Life Insurance Company |
94 |
