| The University of Iowa | Iowa City, IA | 1,133 |
| Iowa State University of Science and Technology | Ames, IA | 559 |
| Rockwell Collins Inc. | Cedar Rapids, IA | 498 |
| Cognizant Technology Solutions US Corp | College Station, TX | 381 |
| Deere & Company | Moline, IL | 150 |
| Tata Consultancy Services Limited | Rockville, MD | 114 |
| Siri Consultancy Services, Inc. | Des Moines, IA | 110 |
| Iowa Physicians Clinic Medical Foundation | West Des Moines, IA | 102 |
| Genesis Health System | Davenport, IA | 92 |
| Ernst & Young U.S. LLP | Secaucus, NJ | 83 |
| Cambrex Charles City, Inc. | Charles City, IA | 83 |
| HCL America Inc | Santa Clara, CA | 81 |
| Athene Annuity and Life Company | West Des Moines, IA | 73 |
| Corteva Agriscience LLC | Indianapolis, IN | 71 |
| MAHARISHI International UNIVERSITY | Fairfield, IA | 66 |
| Covenant Medical Center, Inc. | Waterloo, IA | 64 |
| Great River Health System, Inc. | West Burlington, IA | 63 |
| Skyworks Solutions, Inc. | Irvine, CA | 61 |
| Oak View Farms LLC | Lawler, IA | 57 |
| Quality Consulting, Inc. | West Des Moines, IA | 56 |
| UST Global Inc | Aliso Viejo, CA | 56 |
| Inteliroute Technologies LLC | Urbandale, IA | 53 |
| Compunnel Software Group, Inc | Plainsboro, NJ | 52 |
| Transamerica Life Insurance Company | Cedar Rapids, IA | 52 |
| Trustees of Grinnell College | Grinnell, IA | 51 |
| University of Northern Iowa | Cedar Falls, IA | 50 |
| LTIMindtree Limited | Edison, NJ | 50 |
| L&T Technology Services Limited | Edison, NJ | 49 |
| Kanap Systems LLC | West Des Moines, IA | 49 |
| E-Giants Technologies LLC | West Des Moines, IA | 48 |
| Pioneer Consulting LLC | West Des Moines, IA | 46 |
| Mercy Health Services-Iowa Corp. | Mason City, IA | 45 |
| Wellmark, Inc. | Des Moines, IA | 44 |
| Mercy Clinics, Inc. | Des Moines, IA | 43 |
| MidAmerican Energy Company | Des Moines, IA | 43 |
| Pella Corporation | Pella, IA | 41 |
| HNI Corporation | Muscatine, IA | 39 |
| Accenture LLP | Chicago, IL | 39 |
| Conexus MedStaff LLC | Houston, TX | 37 |
| Federal Home Loan Bank Of Des Moines | Des Moines, IA | 34 |
| Grandison Management, Inc. | Howell, NJ | 33 |
| Des Moines Independent Community School District | Des Moines, IA | 33 |
| Southeast Iowa Regional Medical Center | West Burlington, IA | 33 |
| Rogers, Freels & Associates, Inc | Eden Prairie, MN | 31 |
| Cogent Healthcare of Iowa, P.C. | Tacoma, WA | 30 |
| HCL America Inc | Sunnyvale, CA | 29 |
| Mercy Hospital, Cedar Rapids, Iowa | Cedar Rapids, IA | 28 |
| Drake University | Des Moines, IA | 28 |
| Global Atlantic Financial Company | New York, NY | 27 |
| Danfoss Power Solutions (US) Company | Ames, IA | 25 |
| Launch IT Corp | Urbandale, IA | 23 |
| Mphasis Corporation | New York, NY | 21 |
| Maharishi International University | Fairfield, IA | 21 |
| Tech Mahindra (Americas), Inc | Bedminster, NJ | 21 |
| Sanav Technologies LLC | Urbandale, IA | 20 |
| Central Iowa Hospital Corporation | Des Moines, IA | 19 |
| Deloitte Consulting LLP | Philadelphia, PA | 19 |
| R3 Uniq Inc. | Bettendorf, IA | 19 |
| MindZone IT Solutions | Waukee, IA | 19 |
| Employers Mutual Casualty Company | Des Moines, IA | 18 |
| SciPlay Games, LLC | Cedar Falls, IA | 18 |
| Softcorp International, Inc. | Troy, MI | 18 |
| AB Health Corp LLC | Dallas, TX | 18 |
| Council Bluffs Hospitality, Inc. | Council Bluffs, IA | 18 |
| Turner Construction Company | New York, NY | 17 |
| Genova Technologies, Inc. | Cedar Rapids, IA | 17 |
| Atos Syntel Inc | Troy, MI | 17 |
| Casey's Retail Company | Ankeny, IA | 16 |
| Kingland Systems, LLC | Clear Lake, IA | 16 |
| Wabtec Railway Electronics, Inc. | Pittsburgh, PA | 16 |
| Aegon Global Services, LLC | Cedar Rapids, IA | 16 |
| McFarland Clinic, P.C. | Ames, IA | 16 |
| Pioneer Consulting Services LLC | Princeton, NJ | 16 |
| Northwestern College | Orange City, IA | 16 |
| Bayer Research and Development Services LLC | St. Louis, MO | 16 |
| American Equity Investment Life Insurance Company | West Des Moines, IA | 16 |
| TuniraSoft, LLC | Herndon, VA | 16 |
| Deloitte & Touche LLP | Philadelphia, PA | 15 |
| Wipro Limited | East Brunswick, NJ | 15 |
| Kirkwood Community College | Cedar Rapids, IA | 15 |
| Neutronit Inc | Irving, TX | 15 |
| Microsoft Corporation | Redmond, WA | 15 |
| Graceland University | Lamoni, IA | 15 |
| Catholic Health Initiatives-Iowa Corp. | Des Moines, IA | 15 |
| Skywalk Global, LLC | Des Moines, IA | 15 |
| NCS Pearson, Inc. | Bloomington, MN | 15 |
| The Society of Pella Christian Schools | Pella, IA | 14 |
| ePathUSA, Inc | West Des Moines, IA | 14 |
| Wells Fargo Bank, N.A. | Phoenix, AZ | 14 |
| Kemin Industries, Inc. | Des Moines, IA | 14 |
| Seven Seas Technologies, Inc. | Chesterfield, MO | 14 |
| Collaborate Solutions Inc | Shrewsbury, MA | 14 |
| Greater Regional Medical Center | Creston, IA | 14 |
| Eneric Petroleum Corporation | Fairfield, IA | 14 |
| Bayer CropScience LP | St. Louis, MO | 14 |
| Musco Sports Lighting, LLC | Oskaloosa, IA | 14 |
| Alegent Creighton Clinic | Omaha, NE | 14 |
| Health Carousel, LLC | Cincinnati, OH | 14 |
| Northwest Iowa Hospital Corporation | Sioux City, IA | 13 |
| Nationwide Insurance | Columbus, OH | 13 |
| Elanco US Inc. | Indianapolis, IN | 13 |
| Yash Technologies, Inc | East Moline, IL | 13 |
| Capgemini America Inc | Chicago, IL | 13 |
| FBL Financial Group, Inc. | West Des Moines, IA | 13 |
| Advanced Technologies Group, LLC | West Des Moines, IA | 13 |
| Winneshiek Medical Center | Decorah, IA | 13 |
| Vrk IT Vision, Inc. | Davenport, IA | 13 |
| Iowa Kidney Physicians, P.C. | Des Moines, IA | 13 |
| Hill Phoenix, Inc. | Conyers, GA | 12 |
| Whirlpool Corporation | Benton Harbor, MI | 12 |
| Schneider Electric USA, Inc. | Boston, MA | 12 |
| Cedar Valley Medical Specialists, P.C. | Waterloo, IA | 12 |
| Sanford Health | Sioux Falls, SD | 12 |
| HCL Global Systems Inc | Farmington Hills, MI | 11 |
| Randstad Digital, LLC | Woburn, MA | 11 |
| Insight Global, LLC | Atlanta, GA | 11 |
| Softversal, Inc. | Windsor Heights, IA | 11 |
| Dordt University | Sioux Center, IA | 11 |
| Danisco US Inc. | New York, NY | 11 |
| Van Buren County Hospital | Keosauqua, IA | 11 |
| Infosys Limited | Richardson, TX | 11 |
| Iowa City VA Health Care System | Iowa City, IA | 11 |
| Loras College | Dubuque, IA | 11 |
| Council Bluffs Community School District | Council Bluffs, IA | 11 |
| Meadowvale Dairy LLC | Rock Valley, IA | 11 |
| ACT, Inc. | Iowa City, IA | 11 |
| Hagie Manufacturing | Clarion, IA | 10 |
| Luther College | Decorah, IA | 10 |
| Overland Sheepskin Co., Inc. | Fairfield, IA | 10 |
| V-Soft Consulting Group, INC | Louisville, KY | 10 |
| Independent Physicians Resource, Inc. | Atlanta, GA | 10 |
| Integrated Dna Technologies | Coralville, IA | 10 |
| Vmc Management Corp | Williamsburg, IA | 10 |
| Slk America Inc | Cincinnati, OH | 10 |
| Itvian Inc. | Johnston, IA | 10 |
| Logic Planet, Inc. | Princeton, NJ | 9 |
| Fidelity & Guaranty Life Business Services, Inc. | Des Moines, IA | 9 |
| Holy Family Catholic Schools, Dubuque, Iowa | Dubuque, IA | 9 |
| Oracle America, Inc. | Austin, TX | 9 |
| Collis LLC | Clinton, IA | 9 |
| AMVC Employee Services LLC | Audubon, IA | 9 |
| Pella Christian Grade School | Pella, IA | 9 |
| Tri Ventures, Inc. D/B/A Aquent LLC | Boston, MA | 8 |
| Antra, Inc. | Sterling, VA | 8 |
| Archer Daniels Midland Company | Decatur, IL | 8 |
| Emonics LLC | Piscataway, NJ | 8 |
| Optum Services, Inc. | Eden Prairie, MN | 8 |
| eInfochips Inc. | Centennial, CO | 8 |
| Google LLC | Mountain View, CA | 8 |
| L&t Technology Services LLC | Edison, NJ | 8 |
| Wellabe Services Company | Des Moines, IA | 8 |
| Community CPA & Associates Inc | Des Moines, IA | 8 |
| Virtusa Corporation | Southborough, MA | 8 |
| Floyd Valley Healthcare | Le Mars, IA | 8 |
| Orchard Construction, Inc. | Charles City, IA | 8 |
| Koch Fertilizer Wever, LLC | Wever, IA | 8 |
| Kelly Services, Inc. | Troy, MI | 8 |
| Energy Panel Structures, Inc. | Graettinger, IA | 8 |
| DRM, Inc. | Omaha, NE | 8 |
| Enlighten Management Solutions, Inc. | Des Moines, IA | 8 |
| Quartet LLC | Fort Mill, SC | 8 |
| Upper Iowa University | Fayette, IA | 7 |
| U.S. Bank National Association | Minneapolis, MN | 7 |
| Von Maur, Inc. | Davenport, IA | 7 |
| Mahaska County Hospital | Oskaloosa, IA | 7 |
| Productive Resources, LLC | Springfield, IL | 7 |
| Mindlance Inc. | Union, NJ | 7 |
| Hegg Health Center | Rock Valley, IA | 7 |
| Knoxville Community Hospital, Inc. | Knoxville, IA | 7 |
| Coe College | Cedar Rapids, IA | 7 |
| Hy-Vee, Inc. | West Des Moines, IA | 7 |
| South Tama County Community School District | Tama, IA | 7 |
| Millennium Software, Inc. | Southfield, MI | 7 |
| Frontier Cooperative | Norway, IA | 7 |
| Integrity Builders & Supply Inc. | New London, IA | 7 |
| Davis County Hospital | Bloomfield, IA | 7 |
| Ida County, Iowa Community Hospital | Ida Grove, IA | 7 |
| Sv Technology Services, LLC. | Round Rock, TX | 7 |
| Engineering Services & Products Company | 1395 John Fitch Blvd., CT | 7 |
| Eclectic Logistics LLC | Davenport, | 7 |
| Aegis Therapies, Inc. | Ft. Smith, AR | 7 |
| Cloud Big Data Technologies LLC | Grand Island, NE | 7 |
| Intellectt, Inc. | Iselin, NJ | 6 |
| Computer Sciences Corporation | Ashburn, VA | 6 |
| Neni TechSystems Inc | Lewisville, TX | 6 |
| The Iowa Clinic, P.C. | West Des Moines, IA | 6 |
| Avera McKennan | Sioux Falls, SD | 6 |
| Community Health Center of Fort Dodge, Inc. | Fort Dodge, IA | 6 |
| Winnebago Industries, Inc. | Eden Prairie, MN | 6 |
| AgCertain Boone, LLC | Boone, IA | 6 |
| Visual Consultants, Inc | New Hope, MN | 6 |
| Hexaware Technologies, Inc. | Iselin, NJ | 6 |
| Opn Architects, Inc | Cedar Rapids, IA | 6 |
| Aegon USA Realty Advisors, LLC | Cedar Rapids, IA | 6 |
| Dee Zee, Inc. | Des Moines, IA | 6 |
| CDS Global, Inc. | Des Moines, IA | 6 |
| Causey & Ye Law PLLC | Des Moines, IA | 6 |
| Burgess Health Center | Onawa, IA | 6 |
| Pure Integration LLC | Reston, VA | 6 |
| Ringgold County Hospital | Mount Ayr, IA | 6 |
| Nordstrom, Inc. | Seattle, WA | 6 |
| Deloitte Tax LLP | Philadelphia, PA | 6 |
| Sukup Manufacturing Co. | Sheffield, IA | 6 |
| Crawford County Memorial Hospital | Denison, IA | 6 |
| Kalamazoo Hotel Group | Kalamazoo, MI | 6 |
| Sears Manufacturing Company | Davenport, IA | 6 |
| 3D Technologies LLC | Mccook, NE | 6 |
| St. Anthony Regional Hospital and Nursing Home | Carroll, IA | 6 |
| Ronjcub Inc | Des Moines, IA | 6 |
| Allen Memorial Hospital Corporation | Waterloo, IA | 6 |
| C&D Management Services, Inc | Le Mars, IA | 6 |
| Pella Regional Health Center | Pella, IA | 6 |
| Wartburg College | Waverly, IA | 6 |
| American Technology Consulting, LLC | West Des Moines, IA | 6 |
| Health Research Institute | Fairfield, IA | 6 |
| Center For National Independence In Politics | Des Moines, IA | 6 |
| System Soft Technologies, LLC | Herndon, VA | 6 |
| Kum & Go, L.C. | Des Moines, IA | 6 |
| Avera Holy Family Hospital | Estherville, IA | 5 |
| St. Luke's Methodist Hospital | Cedar Rapids, IA | 5 |
| South Carolina Dialogue Foundation | Clinton, IA | 5 |
| De Lage Landen Financial Services, Inc. | Wayne, PA | 5 |
| Sioux Center Health | Sioux Center, IA | 5 |
| AgilePath, LLC | Baltimore, MD | 5 |
| ERP Analysts, Inc. | Dublin, OH | 5 |
| Oasys Technologies, Inc | Eagan, MN | 5 |
| Ames IT and Numeric Solutions | Ames, IA | 5 |
| Msr Technology Group LLC | Wilmington, DE | 5 |
| Tredence Inc. | San Jose, CA | 5 |
| StoneX Group Inc. | New York, NY | 5 |
| Perspective Therapeutics, Inc. | Seattle, WA | 5 |
| Vuegen Technologies Inc | Hoffman Estates, IL | 5 |
| Cargill, Incorporated | Wayzata, MN | 5 |
| Cardiovascular Medicine PLLC | Davenport, IA | 5 |
| Chelsoft Solutions Co. | Olathe, KS | 5 |
| ITA Group, Inc. | West Des Moines, IA | 5 |
| Sanford | Fargo, ND | 5 |
| InfoWeb Systems, Inc. | Dubuque, IA | 5 |
| Nexus Cooperative | Charles City, IA | 5 |
| Guthrie County Hospital | Guthrie Center, IA | 5 |
| Andersen Corporation | Bayport, MN | 5 |
| ACT Education Corp. | Iowa City, IA | 5 |
| Channel Fusion, Inc. | Hiawatha, IA | 5 |
| Henry County Soldiers & Sailors Memorial Hospital | Mt Pleasant, IA | 5 |
| SunHydrogen, Inc. | Coralville, IA | 5 |
| Mary Greeley Medical Center | Ames, IA | 5 |
| Techgroup America Inc. | Baldwin, NY | 5 |
| Colaberry Inc | Perryville, MO | 5 |
| Sibley-Ocheyedan Community School District | Sibley, IA | 5 |
| Cerebral Group, LLC | Des Moines, IA | 5 |
| Beck Excavating, Inc. | Spirit Lake, IA | 5 |
| New Cooperative Inc | Fort Dodge, IA | 5 |
| A Plus Nails | Charles City, IA | 5 |
| Pig Hill Co. | Alvord, IA | 5 |
| DSI Distributing, Inc. | Urbandale, IA | 5 |
| Madison County Health Care System | Winterset, IA | 5 |
| Aditi Consulting LLC | Bellevue, WA | 5 |
| Kossuth County Hospital | Algona, IA | 5 |
| Central College | Pella, IA | 5 |
| Staffigo Technical Services, LLC | Woodridge, IL | 5 |
| Lanware Solutions LLC | Des Moines, IA | 5 |
| Altek Inc | Ashburn, VA | 5 |
| Everest Infotech LLC | Edison, NJ | 5 |
| GuideOne Insurance Company | West Des Moines, IA | 5 |
| Artificial Intelligence Technologies LLC | Mccook, NE | 5 |
| Camelot Integrated Solutions Inc | Houston, TX | 4 |
| Cyma Systems Inc | Manchester, CT | 4 |
| The Weitz Group LLC | Des Moines, IA | 4 |
| Select Minds LLC | Livonia, MI | 4 |
| Intelix Systems LLC | Sioux City, IA | 4 |
| Guttenberg Municipal Hospital | Guttenberg, IA | 4 |
| Archdiocese of Dubuque | Dubuque, IA | 4 |
| Genius Business Solutions Inc. | Moline, IL | 4 |
| Trinity Regional Medical Center | Fort Dodge, IA | 4 |
| Caresoft Global Technologies Inc | Livonia, MI | 4 |
| Tekva LLC | Princeton, NJ | 4 |
| Ciberlynx Inc | Irving, TX | 4 |
| Global Soft Systems, Inc. | Overland Park, KS | 4 |
| Perk Systems, Inc. | Irving, TX | 4 |
| Coforge Limited | Princeton, NJ | 4 |
| University of Dubuque | Dubuque, IA | 4 |
| Greenbyte Technologies LLC | Farmington Hills, MI | 4 |
| Unique Key Resources Inc | Collierville, TN | 4 |
| Atek Metal Technologies LLC | New Hampton, IA | 4 |
| Green Plains, Inc. | Omaha, NE | 4 |
| Intel Corporation | Santa Clara, CA | 4 |
| Nest Builders, Inc. | Chicago, IL | 4 |
| Euniverse Technologies LLC | Irving, TX | 4 |
| Kyyba, Inc. | Farmington Hills, MI | 4 |
| Neumann Monson Architects, Inc. | Iowa City, IA | 4 |
| Kineticloud Inc | West Des Moines, IA | 4 |
| The Wittern Group, Inc. | Des Moines, IA | 4 |
| Ragi Solutions INC | Clive, IA | 4 |
| PRIMUS Global Services, Inc. | Irving, TX | 4 |
| Ameriteam Services, LLC | Knoxville, TN | 4 |
| Alaniz LLC | Mount Pleasant, IA | 4 |
| Siculus, Inc (DC) | Menlo Park, CA | 4 |
| Dieomatic Incorporated | Battle Creek, MI | 4 |
| Alan Stevens Associates,inc. | Cedar Rapids, IA | 4 |
| Dreamfox Solutions Inc | West Des Moines, IA | 4 |