| Southern Illinois University |
7,787 |
| Saint Louis University |
7,260 |
| University Illinois Urbana Campus |
4,160 |
| St. Louis Community College |
2,483 |
| University of Missouri |
2,178 |
| Enterprise Rent-A-Car Company |
1,967 |
| State of Missouri Department of Transportation |
1,938 |
| Southern Illinois University School of Medicine |
1,754 |
| Coldwell Banker Gundaker-Florissant/Hazelwood |
1,169 |
| Graybar Electric Company, Inc. |
1,068 |
| University of Illinois at Urbana Champaign |
824 |
| SAVVIS Communications Corporation |
681 |
| Amdocs Limited |
583 |
| LarsonAllen |
568 |
| Eastern Illinois University |
564 |
| Lincoln Land Community College |
542 |
| Maritz Inc. |
517 |
| St. Charles Community College |
510 |
| Kirkwood R-VII |
509 |
| Fleishman-Hillard Inc |
503 |
| SSM Health Care System Inc. |
495 |
| Sigma-Aldrich Corporation |
491 |
| Danville Area Community College |
469 |
| Prudential Select Properties |
469 |
| Collinsville Unit School District 10 |
460 |
| Missouri Department of Conservation |
445 |
| Indoff Incorporated |
412 |
| Carle Foundation Hospital |
371 |
| Prudential Alliance, Realtors |
355 |
| Thompson Coburn LLP |
340 |
| Rolla 31 |
326 |
| National Geospatial Intelligence Agency |
324 |
| Energizer Holdings, Inc. |
324 |
| State of Missouri Department of Economic Development |
315 |
| Fontbonne University |
296 |
| Sisters of Mercy Health System-St. Louis |
289 |
| Lake Land College Foundation |
285 |
| Jefferson College |
284 |
| Ramsey Community Unit School District 204 |
283 |
| World Wide Technology, Inc. |
260 |
| CSC Illinois |
257 |
| Cape Girardeau 63 |
254 |
| Centene Corporation |
243 |
| John Wood Community College |
241 |
| RGA Reinsurance |
236 |
| Edwardsville High School |
235 |
| Quincy University |
234 |
| Moberly Area Community College |
233 |
| Mckendree University |
233 |
| University of Missouri, St. Louis |
232 |
| Effingham Junior High School |
232 |
| State of Missouri Department of Labor |
229 |
| Southeast Missouri State University |
226 |
| SuddenLink Communications |
226 |
| McCarthy Building Companies, Inc. |
216 |
| TALX Corporation |
212 |
| St Louis Public Schools |
209 |
| Ritenour |
208 |
| Ralcorp Holdings, Inc. |
206 |
| Horace Mann Educators Corporation |
196 |
| Hospital Sisters Health System |
189 |
| East Central College |
186 |
| Vesuvius Crucible Company |
186 |
| FKI Logistex |
186 |
| Scottrade, Inc. |
185 |
| University of Missouri System |
183 |
| Mineral Area College |
179 |
| Coldwell Banker Gundaker |
173 |
| Champaign Comm Unit School District 4 |
171 |
| Missouri Department of Natural Resources |
171 |
| St. Clair County Regional Office of Education |
170 |
| Brown Shoe Company, Inc. |
170 |
| St. John's Hospital |
167 |
| Hunter Engineering Company |
159 |
| Ascension Health |
158 |
| Pocahontas Elementary School |
157 |
| Harris-Stowe State College |
153 |
| Memorial Health System |
146 |
| Shawnee Comm College |
145 |
| Clayco Construction Company |
141 |
| Levi Ray and Shoup Incorporated |
141 |
| St Louis University High Schl |
141 |
| Dawn Food Products, Inc. |
137 |
| Columbia Career Center |
133 |
| Rend Lake College |
132 |
| Consolidated Communications |
129 |
| HBE Corporation |
128 |
| Hussmann International, Inc. |
127 |
| Villa Duchesne/Oak Hill School |
126 |
| Principia |
126 |
| St.Louis Co. Govt, Human Services |
123 |
| University of Illinois at Springfield Brookens Library |
121 |
| Solae, LLC |
121 |
| Urbana high School |
118 |
| UniGroup, Inc. |
116 |
| Blue Cross and Blue Shield of Missouri |
114 |
| First National Bank and Trust Company |
114 |
| St. Louis Community Information Network |
113 |
| Laird Technologies |
111 |
| Ralston Purina Mills |
110 |
| Memorial Hospital (Illinois) |
110 |
| Save-A-Lot Food Stores, Inc. |
110 |
| St. Louis Convention |
107 |
| Wausau Papers |
107 |
| LaBarge, Inc. |
106 |
| Brown |
105 |
| Missouri Dept. of Health & Senior Services |
104 |
| Huttig Building Products, Inc. |
104 |
| S.M. Wilson |
103 |
| United Pentecostal Church International |
102 |
| Southern Illinois Healthcare |
102 |
| Drury Inns Inc. |
102 |
| KV Pharmaceutical Company |
100 |
| Secrest Wardle Lynch Hampton Truex and Morley |
100 |
| Federal Reserve Bank of St. Louis |
98 |
| Quincy Newspaper Inc |
96 |
| Lenox |
94 |
| Amerinet, Inc. |
94 |
| The Laclede Group, Inc. |
93 |
| CCA Global Partners |
93 |
| Quilogy, Inc. |
92 |
| Chan LLC |
92 |
| Corporate Ex Promotional Mktg |
92 |
| Angelica Corporation |
91 |
| Daugherty Systems, Inc. |
91 |
| University of Illinois NCSA |
90 |
| Sarah Bush Lincoln Health System |
90 |
| University of Missouri, MOREnet |
90 |
| Trim Masters, Inc. |
89 |
| Office of Administration |
89 |
| Premier Bank |
88 |
| Learfield Communications, Inc. |
88 |
| Gallop, Johnson |
88 |
| Central Bancompany |
86 |
| Altamont Comm Unit Sd 10 |
85 |
| The Stolar Partnership Llp |
84 |
| John Henry Foster Company |
83 |
| DeSoto 73 |
83 |
| Heartland Bank |
82 |
| Bull Moose Tube Company |
82 |
| National Corn Growers Association |
81 |
| James C. Kirkpatrick State Information Center |
81 |
| MEMC Electronic Materials, Inc. |
80 |
| Cape Electrical Supply Inc |
80 |
| Thermadyne Holdings Corporation |
80 |
| Greenville College |
80 |
| Sisters of Mercy Healthcare System |
79 |
| Christian Homes |
79 |
| Lewis & Clark Elementary School |
79 |
| Enterprise Financial Services Corp. |
79 |
| St. Luke's Hospital - Missouri |
78 |
| Brown -Smith -Wallace LLC |
76 |
| Silgan Plastics Corporation |
76 |
| OIS-CPH LUTHERAN CHURCH MO SYNOD |
76 |
| Missouri Department of Mental Health |
75 |
| Osborn |
75 |
| Belleville News-Democrat |
75 |
| City of Columbia Missouri |
73 |
| Defense Information Systems Agency (DISA) |
73 |
| Abengoa Bioenergy Corporation |
73 |
| Roland Machinery Company |
73 |
| Southeast Missourian |
73 |
| Tate & Lyle Ingredients Americas, Inc. |
72 |
| Barry-Wehmiller Companies, Inc. |
72 |
| O'Fallon, Illinois |
70 |
| Safety National Casualty Corporation |
70 |
| Concordia Publishing House |
70 |
| Champaign Park District |
70 |
| St. Anthony High School |
70 |
| The News Gazette |
69 |
| Gundaker Commercial Group |
69 |
| State of Missouri - State Emergency Management Agency |
69 |
| Purina Mills, LLC |
69 |
| Phelps County Regional Medical Center |
68 |
| Hanson Professional Services |
68 |
| Touch Of Nature Environmental |
68 |
| Sesser-Valier High School |
68 |
| St. Louis Regional Chamber & Growth Association (RCGA) |
67 |
| H.D. Smith Wholesale Drug Co. |
66 |
| Dent County Family Svc Div |
66 |
| Illinois National Bank |
66 |
| Rockwood R-VI Schools |
66 |
| Stupp Bros., Inc. |
66 |
| Carbondale Community High School |
66 |
| Airtex Products, Inc. |
65 |
| Insituform Technologies, Inc. |
65 |
| First Busey Corporation |
65 |
| Anderson Hospital |
65 |
| Senniger Powers |
65 |
| RehabCare Group, Inc. |
65 |
| Missouri Baptist University |
64 |
| North American Lighting, Inc. |
64 |
| CPI Corp. |
63 |
| State of Missouri Department of Agriculture |
62 |
| Meyer Real Estate |
62 |
| Brewer Science, Inc. |
61 |
| Bunn-O-Matic |
61 |
| Barry-Wehmiller Companies Inc |
61 |
| Springfield College in Illinois |
61 |
| US District Court - Missouri Eastern District |
61 |