| 1 | IOWA DEPARTMENT OF TRANSPORTATION | $2.00B | 2K |
| 2 | IA DEPARTMENT OF HUMAN SERVICES | $1.68B | 206 |
| 3 | ROCKWELL COLLINS, INC. | $917.8M | 2K |
| 4 | IOWA DEPARTMENT OF NATURAL RESOURCES | $466.8M | 282 |
| 5 | ROCKWELL COLLINS, INC. | $464.3M | 741 |
| 6 | AMERICAN ORDNANCE LLC | $464.3M | 164 |
| 7 | DEPARTMENT OF EDUCATION IOWA | $440.5M | 91 |
| 8 | IOWA DEPARTMENT MANAGEMENT | $419.3M | 7 |
| 9 | DATA LINK SOLUTIONS LLC | $417.1M | 242 |
| 10 | THE UNIVERSITY OF IOWA | $253.5M | 1K |
| 11 | ECONOMIC DEVELOPMENT AUTHORITY IOWA | $207.0M | 21 |
| 12 | IOWA STATE UNIVERSITY OF SCIENCE AND TECHNOLOGY | $200.7M | 1K |
| 13 | REGENCY CONSULTING INC | $126.7M | 697 |
| 14 | INTERTRADE LIMITED | $100.1M | 363 |
| 15 | IOWA HOMELAND SECURITY AND EMERGENCY MANAGEMENT DEPARTMENT | $90.7M | 70 |
| 16 | IOWA DEPARTMENT OF PUBLIC HEALTH | $88.3M | 142 |
| 17 | DEPARTMENT OF HUMAN RIGHTS IOWA | $87.6M | 26 |
| 18 | CITY OF DES MOINES | $80.5M | 244 |
| 19 | DES MOINES AIRPORT AUTHORITY | $79.8M | 13 |
| 20 | TELLIGEN, INC | $72.9M | 11 |
| 21 | CENTER FRESH EGG FARM L.L.P. | $68.2M | 12 |
| 22 | WORKFORCE DEVELOPMENT CENTER | $63.6M | 98 |
| 23 | PMX INDUSTRIES, INC. | $57.0M | 44 |
| 24 | HENDRICKSON TRANSPORTATION LLC | $43.2M | 5 |
| 25 | MISSION SYSTEMS DAVENPORT INC. | $42.8M | 261 |
| 26 | GREENFIELD NITROGEN, LLC. | $40.0M | 1 |
| 27 | THE KRELL INSTITUTE INC | $38.8M | 11 |
| 28 | DEPT OF PUB SAFETY | $37.1M | 92 |
| 29 | FLEETSIDE FORD, LLC. | $37.1M | 382 |
| 30 | CITY OF CEDAR RAPIDS | $35.2M | 96 |
| 31 | COVENANT CONSTRUCTION SERVICES LLC | $35.1M | 13 |
| 32 | JUSTICE, IOWA STATE DEPARTMENT OF | $33.9M | 18 |
| 33 | DES MOINES REGIONAL TRANSIT AUTHORITY | $33.4M | 18 |
| 34 | DEAN SNYDER CONSTRUCTION CO. | $32.8M | 1 |
| 35 | CITY OF IOWA CITY | $29.7M | 124 |
| 36 | CEDAR RAPIDS AIRPORT COMMISSION | $28.5M | 14 |
| 37 | COLLINS ENGINE NOZZLES, INC | $28.4M | 246 |
| 38 | VAN BUREN TELEPHONE COMPANY, INC. | $27.7M | 23 |
| 39 | ALLSTEEL LLC | $25.0M | 340 |
| 40 | CEDAR RAPIDS AND IOWA CITY RAILWAY COMPANY | $24.9M | 4 |
| 41 | CARVER PUMP COMPANY | $24.1M | 205 |
| 42 | CITY OF DUBUQUE HOUSING DIVISION | $23.6M | 63 |
| 43 | CENTRAL SCOTT TELEPHONE COMPANY | $23.1M | 16 |
| 44 | LOFFREDO GARDENS, INC | $21.7M | 39K |
| 45 | WATERLOO, CITY OF | $21.2M | 77 |
| 46 | DUBUQUE BARGE AND FLEETING SERVICE CO | $21.1M | 34 |
| 47 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. | $20.3M | 61 |
| 48 | CITY OF DAVENPORT | $19.6M | 88 |
| 49 | SCHALLER TELEPHONE COMPANY | $19.6M | 2 |
| 50 | EASTERN IOWA REGIONAL HOUSING CORP | $19.3M | 88 |
| 51 | NCS PEARSON INC | $18.8M | 11 |
| 52 | IOWA DEPARTMENT OF HEALTH AND HUMAN SERVICES | $18.3M | 42 |
| 53 | HEARTLAND GOODWILL ENTERPRISES | $18.3M | 50 |
| 54 | DRAKE UNIVERSITY | $17.9M | 32 |
| 55 | CITY OF DUBUQUE | $17.7M | 25 |
| 56 | SOUTHERN IOWA RGNAL HSING AUTHORITY | $17.5M | 62 |
| 57 | IOWA DEPARTMENT OF AGRICULTURE AND LAND STEWARDSHIP | $17.4M | 85 |
| 58 | THE CBE GROUP, INC. | $17.3M | 10 |
| 59 | SIOUX CITY CITY OF | $17.2M | 75 |
| 60 | IOWA FINANCE AUTHORITY | $16.7M | 12 |
| 61 | NORTHEAST IOWA TELEPHONE COMPANY | $16.5M | 30 |
| 62 | WESTERN CONTRACTING CORP | $16.3M | 12 |
| 63 | INSTITUTE FOR COMMUNITY ALLIANCES | $16.1M | 111 |
| 64 | FARMERS MUTUAL COOPERATIVE TELEPHONE CO | $15.5M | 26 |
| 65 | CENTRAL IOWA HOUSING AUTHORITY | $15.4M | 87 |
| 66 | WS DARLEY & CO | $15.4M | 49 |
| 67 | MUNICIPAL HOUSING AGENCY | $14.4M | 108 |
| 68 | FIDELIS-BBD, LLC | $13.5M | 4 |
| 69 | CITY OF AMES | $13.3M | 12 |
| 70 | IOWA DEPARTMENT OF PUBLIC DEFENSE | $13.2M | 87 |
| 71 | UNIVERSITY OF NORTHERN IOWA | $13.1M | 48 |
| 72 | STATE OF IOWA DEPARTMENT FOR BLIND | $13.0M | 19 |
| 73 | WINNEBAGO COOPERATIVE TELECOM ASSOCIATION | $12.8M | 44 |
| 74 | HAWKEYE AREA COMMUNITY ACTION PROGRAM, INC. | $12.6M | 16 |
| 75 | MUNICIPAL HOUSING AGENCY OF THE CITY OF FORT DODGE | $11.9M | 62 |
| 76 | WRH INC | $11.6M | 3 |
| 77 | MODERN COOPERATIVE TELEPHONE COMPANY | $11.6M | 2 |
| 78 | LEWIS MACHINE & TOOL CO. | $11.0M | 14 |
| 79 | VIXEN LLC | $11.0M | 2 |
| 80 | NORTHWEST IOWA REGIONAL HOUSING AUTHORITY | $10.9M | 58 |
| 81 | STANLEY-WSP JOINT VENTURE | $10.9M | 19 |
| 82 | CHENHALL SEDONA SERVICES JOINT VENTURE, LLC | $10.8M | 38 |
| 83 | POLK COUNTY AVIATION AUTHORITY | $10.8M | 5 |
| 84 | SAC & FOX TRIBE OF THE MISSISSIPPI IN IOWA | $9.6M | 84 |
| 85 | FEDPATH SOLUTIONS LLC | $9.0M | 7 |
| 86 | PROTEUS INC. | $8.8M | 19 |
| 87 | EAST CENTRAL INTERGOVERNMENTAL ASSOCIATION | $8.4M | 10 |
| 88 | CITY OF IOWA CITY | $8.1M | 3 |
| 89 | IOWA COMMUNICATIONS NETWORK | $7.8M | 446 |
| 90 | MECHDYNE CORPORATION | $7.5M | 6 |
| 91 | REGIONAL HOUSING AUTHORITY | $7.3M | 43 |
| 92 | CITY OF MASON CITY | $7.1M | 54 |
| 93 | AIR CONTROL, INC. | $7.0M | 52 |
| 94 | STANLEY-DOWL JV | $7.0M | 21 |
| 95 | SIOUX CITY CITY OF COMMUNITY DEVELOPMENT | $6.9M | 15 |
| 96 | CITY OF KEOKUK | $6.8M | 5 |
| 97 | SCRANTON TELEPHONE COMPANY | $6.7M | 12 |
| 98 | HAWKEYE COMMUNITY COLLEGE | $6.7M | 24 |
| 99 | CITY OF MUSCATINE | $6.6M | 69 |
| 100 | TRI STATE AUTOMATIC SPRINKLER, INC. | $6.4M | 1 |