| University of Arizona |
4,269 |
| Amphitheater Unified School District No. 10 |
1,276 |
| Pima County Community College District |
1,158 |
| Long Realty Company |
912 |
| University Medical Center |
361 |
| UniSource Energy Corporation |
260 |
| Tucson Unified School District |
249 |
| University of Arizona webmail |
214 |
| City of Tucson |
200 |
| Pima County Facilities Management |
183 |
| MDA - Muscular Dystrophy Association |
181 |
| Journal Broadcast Group Inc. |
160 |
| Realty Executives of Tucson Inc. |
144 |
| TMC Healthcare |
137 |
| Arizona Daily Star |
132 |
| Carondelet Health Network |
123 |
| DakotaCom.Net |
113 |
| University of Arizona Cancer Center |
93 |
| PinnacleOne |
89 |
| Modular Mining Systems, Inc. |
87 |
| University Physicians Healthcare |
81 |
| Gale Insulation |
81 |
| Blue Haven Pools & Spas |
57 |
| DeConcini McDonald Yetwin |
51 |
| Altar Valley School District |
50 |
| The National Optical Astronomy Observatory |
49 |
| Desert Archaeology , Inc. |
46 |
| Tucson's Newspapers |
44 |
| The Providence Service Corporation |
44 |
| Fluoresco Lighting and Signs |
43 |
| Canyon Ranch Resort |
42 |
| Tucson Citizen |
41 |
| Beach, Fleischman |
41 |
| Marana Unified School District |
41 |
| KOLD TV |
40 |
| Casas Adobes Realty |
39 |
| Sebra |
37 |
| Roper Scientific |
35 |
| KVOA Communications, Inc. |
32 |
| Town of Oro Valley, AZ |
31 |
| Arizona s Children Association |
31 |
| Arizona Historical Society |
30 |
| Title Security Agency Arizona |
30 |
| Goodwill Industries of Souther |
29 |
| Pima Medical Institute |
28 |
| Morris K Udall Foundation |
28 |
| Moran, Quick |
27 |
| Metropolitan Tucson Convention & Visitors Bureau |
27 |
| Safari Club International |
26 |
| Pima County |
26 |
| Sunquest Information Systems |
25 |
| Golden Eagle Distributors, Inc. |
24 |
| Securaplane Technologies Inc |
24 |
| PICOR Commercial Real Estate Services, Inc. |
24 |
| Arizona-Sonora Desert Museum |
24 |
| Fountains Continuum of Care, Inc |
24 |
| Iota Engineering Co Inc |
24 |
| Re/Max Majestic Realty |
24 |
| KUAT-TV (Arizona PBS) |
24 |
| Bourn Partners, LLC |
24 |
| Central Animal Hospital |
24 |
| Tucson Metropolitan Chamber of Commerce |
24 |
| MCCI Interconnect Solutions |
23 |
| KGUN-TV |
23 |
| Madera Realty And Mortgage |
23 |
| Madden Media |
23 |
| AAA Landscape |
22 |
| Lovitt & Touche, Inc. |
22 |
| Jim Click Ford |
22 |
| Center for Biological Diversity |
22 |
| Desert Senita CHC |
22 |
| Sigma Technologies International Inc. |
22 |
| KSS International |
22 |
| Tucson Regional Economic Opportunities, Inc. |
21 |
| Nova Home Loan |
21 |
| Radiology Ltd. |
21 |
| Research Corporation Technologies, Inc. |
21 |
| Vantage West Credit Union |
21 |
| Inside Tucson Business |
20 |
| Pima Association of Government |
20 |
| Gum Technology Corporation |
20 |
| Diocese of Tucson |
19 |
| Regier, Carr |
19 |
| Tucson International Airport |
19 |
| Haralson Miller Pitt & McAnally P.L.C. |
19 |
| AGM Container Controls Inc |
19 |
| Paragon Space Development Corporation |
19 |
| R & R Products Inc |
19 |
| Miraval Resort Tucson |
19 |
| Long Mortgage Company |
19 |
| Creative Communications Inc. |
18 |
| M3 Engineering & Technology Corp. |
18 |
| Advanced Ceramics Research, Inc. |
18 |
| Breault Research Organization |
18 |
| Beacon Group S.W., Inc. |
18 |
| Waterfall Economidis Caldwell Hanshaw |
18 |
| CARF International Commission on Accreditation of Rehabilitation Facilities |
18 |
| Long Title |
18 |
| La Corona De Tucson Realty |
18 |
| Concord General Contracting |
18 |
| Sierra Tucson |
18 |
| Trico Electric Cooperative |
17 |
| Monarch Industries |
17 |
| Hamilton Aviation |
17 |
| Manufacturing & Research Inc |
17 |
| VisionQuest National, Ltd. |
17 |
| AuntMinnie.com |
17 |
| T A Caid Industries Inc |
17 |
| Commerce Bank of Arizona |
17 |
| Centra Realty |
17 |
| Desert Diamond Casino |
17 |
| Mercedes-Benz Automobile Sales |
17 |
| Mission Management & Trust Co. |
17 |
| Bank of Tucson |
16 |
| Competitive Engineering, Inc |
16 |
| Prime Capital, Inc. |
16 |
| University of Arizona Foundation |
16 |
| Community Partnership of Southern Arizona |
16 |
| Abrams Airborne Manufacturing |
16 |
| Ashton Co Inc Contractors |
16 |
| Krebs Engineers |
16 |
| Desert |
16 |
| General Plasma, Inc. |
16 |
| Sunnyside Unified District |
16 |
| Southern Arizona Aids Foundation |
16 |
| Kalil Bottling Co. |
15 |
| Hanley-Wood LLC |
15 |
| Goldberg & Osborne |
15 |
| Independent Mining Consultants, Inc. |
15 |
| Arizona Mail Order Company, Inc. |
15 |
| Mesch, Clark |
15 |
| COPE Behavioral Services, Inc. |
15 |
| Rio Verde Realty |
15 |
| Codac Behavioral Health Services Of Pima County Inc |
15 |
| Tri-Tronics Inc |
15 |
| Watson Chevrolet |
15 |
| Mercedes-Benz |
15 |
| MC Companies |
14 |
| Applied Image Group/Optics |
14 |
| Tucson Federal Credit Union |
14 |
| Tucson Heart Hospital |
14 |
| SynCardia Systems, Inc |
14 |
| Architectural Traditions Inc. |
14 |
| Border Construction Specialties |
14 |
| Car Wash Partners Inc. |
14 |
| Hughes Federal Credit Union |
14 |
| Tuscon Weekly |
14 |
| KMSB-TV Fox 11 |
14 |
| Pepper Viner Homes |
14 |
| Oser Communications Group |
14 |
| Engineering & Environmental Consultants |
14 |
| Precision Shooting Equipment |
13 |
| PPEP, Inc. |
13 |
| ScriptSave |
13 |
| NP Photonics, Inc. |
13 |
| Bon Voyage Travel, Inc. |
13 |
| AmpliMed Corporation |
13 |
| Arizona Historical Society-Sou |
13 |
| Medfix Solutions |
13 |
| Doubletree Reid Park |
12 |
| Sam Levitz Furniture Company Incorporated |
12 |
| The Critical Path Institute |
12 |
| Bolchalk FReY Marketing, Advertising & Public Relations |
12 |
| Pascua Yaqui Tribe |
12 |
| Brush Ceramic Products |
12 |
| 4D Technology Corporation |
12 |
| Arizona Pipeline Co. |
12 |
| Morrison, Ekre & Bart Management Svcs. Inc. |
12 |
| Tucson Jewish Community Center |
12 |
| Realty Executives Southern Az |
12 |
| Sunset Canyon Realty |
12 |
| YMCA of Southern Arizona |
12 |
| Holben Martin & White |
12 |
| The Solar Store |
12 |
| Flowing Wells UD FWJHS |
12 |
| Sunnyside Unified School District |
12 |
| CDEX, Inc. |
12 |
| Rincon Research Corp |
11 |
| Rusing & Lopez PLLC |
11 |
| Knowledge Computing Corporation |
11 |
| Lasertel Inc. |
11 |
| La Frontera Center Inc |
11 |
| Frank, Lisa Inc |
11 |
| Ephibian |
11 |
| Hydro Geo Chem Inc |
11 |
| Desert Whale Jojoba Company, Inc. |
11 |
| Tucson Lifestyle Home & Garden |
11 |
| Thermal Engineering of Arizona |
11 |
| ANS Distributing |
11 |
| High Throughput Genomics Inc. |
10 |
| Global Solar Energy |
10 |
| SION POWER CORPORATION |
10 |
| KD Engineering Co Inc |
10 |
| Arizona Lithographers |
10 |
| Active Screw & Fastener |
10 |
| Tucson Embedded Systems Inc |
10 |
| The Center for Desert Archaeology |
10 |
| Opraz |
10 |
| SPExpress |
10 |
| Gum Technology Corp |
10 |
