| Enterprise Rent-A-Car |
5505 |
| Deloitte |
4800 |
| EY |
4300 |
| Hertz |
4300 |
| KPMG LLP |
3600 |
| The Progressive Corporation |
3600 |
| PwC |
3400 |
| Revature |
2600 |
| Federal Bureau of Investigation |
2500 |
| Bank of America |
2200 |
| Avis Budget Group |
2150 |
| U.S. Customs and Border Protection |
1900 |
| Google LLC |
1800 |
| Amazon.com |
1700 |
| Raytheon Company |
1500 |
| Travelers |
1400 |
| Epic |
1300 |
| Intel |
1300 |
| National Security Agency |
1300 |
| The PNC Financial Services Group |
1300 |
| Chevron |
1200 |
| Sodexo |
1200 |
| Southwest Airlines |
1200 |
| Vanguard |
1200 |
| Walmart Stores, Inc. |
1150 |
| Cerner Corporation |
1100 |
| Cigna |
1100 |
| MGM Resorts International |
1100 |
| Microsoft |
1100 |
| Lockheed Martin Corporation |
1050 |
| Dell |
1000 |
| Total Quality Logistics |
1000 |
| United States Air Force |
1000 |
| United States Department of Labor |
1000 |
| Finish Line |
950 |
| R1 RCM |
900 |
| U.S. Department of State |
900 |
| Fastenal |
860 |
| C.H. Robinson Worldwide |
850 |
| Mutual of Omaha Insurance Company |
850 |
| Aerotek |
800 |
| Staples |
800 |
| HP |
780 |
| State Street Corporation |
770 |
| RSM US LLP |
750 |
| American Express |
725 |
| Carahsoft Technology Corp. |
725 |
| Accenture |
700 |
| LabCorp |
700 |
| BDO USA, LLP |
675 |
| Aflac |
650 |
| Northrop Grumman |
650 |
| The Sherwin-Williams Company |
650 |
| Apple Inc. |
600 |
| New York Life Insurance Company |
560 |
| The Northwestern Mutual Life Insurance Company |
550 |
| U.S. Forest Service |
550 |
| Motorola |
525 |
| BearingPoint |
500 |
| Boy Scouts of America |
500 |
| Cummins Inc. |
500 |
| Defense Contract Audit Agency |
500 |
| Fidelity Investments |
500 |
| GEICO |
500 |
| Kohl's Department Stores |
500 |
| Procter & Gamble |
500 |
| United States Patent and Trademark Office |
500 |
| FactSet Research Systems Inc. |
475 |
| AT&T |
450 |
| Micron Technology, Inc. |
450 |
| Mattress Firm |
430 |
| Grant Thornton LLP |
425 |
| Caterpillar |
400 |
| Fluor Corporation |
400 |
| Gartner, Inc. |
400 |
| Liberty Mutual Insurance |
400 |
| Mercury Insurance |
400 |
| Steak ‘n Shake |
400 |
| Ferguson |
396 |
| Fund for the Public Interest |
390 |
| NAVAIR |
380 |
| Pennsylvania Department of Human Services |
380 |
| Compass Group North America |
370 |
| ExxonMobil |
370 |
| TEKsystems |
370 |
| Turner |
370 |
| Genentech |
360 |
| 84 Lumber Company |
350 |
| Bechtel Corporation |
350 |
| Capgemini |
350 |
| Graybar Electric Company, Inc. |
350 |
| The Hartford |
350 |
| Schlumberger |
350 |
| Woodloch Resorts |
350 |
| CGI |
335 |
| Aetna |
325 |
| Crowe LLP |
325 |
| The TJX Companies, Inc. |
310 |
| Burns & McDonnell |
300 |
| Cardinal Health |
300 |
| Johnson & Johnson |
300 |
| NAVSEA |
300 |
| Pearson Education |
300 |
| Shoney’s North America, LLC |
300 |
| T. Rowe Price |
300 |
| CIT |
280 |
| Intuit |
280 |
| Ford Motor Company |
275 |
| Echo Global Logistics |
300 |
| Macy's, Inc. |
300 |
| Cargill |
267 |
| NewDay USA |
260 |
| Crotched Mountain |
250 |
| General Electric |
250 |
| Hilti |
250 |
| The Home Depot |
250 |
| Johns Hopkins University Applied Physics Laboratory |
250 |
| Konica Minolta Business Solutions, U.S.A., Inc. |
250 |
| Los Alamos National Laboratory |
250 |
| NetCom Learning |
250 |
| Principal Financial Group |
250 |
| Sandia National Laboratories |
250 |
| Tyson Foods |
250 |
| Cypress Semiconductor |
240 |
| Dyson |
240 |
| United States Steel Corporation |
240 |
| USDA Food Safety and Inspection Service |
230 |
| Defense Finance and Accounting Service |
220 |
| John Deere |
220 |
| Insight |
215 |
| SEI |
215 |
| Verizon |
215 |
| KBR |
210 |
| Hormel Foods Corporation |
207 |
| Arcadis |
200 |
| J. C. Penney Company, Inc. |
200 |
| HDR, Inc. |
200 |
| International Paper |
200 |
| New England Center for Children |
200 |
| The Advisory Board Company |
190 |
| Abbott |
175 |
| Adobe Systems |
175 |
| Advanced Micro Devices |
175 |
| Altria Group |
175 |
| Archer Daniels Midland |
175 |
| BAE Systems |
175 |
| FedEx |
175 |
| Honeywell |
175 |
| Oxford Global Resources |
175 |
| Qualcomm |
175 |
| Synovus Financial Corp. |
175 |
| Texas Parks and Wildlife Department |
175 |
| American Yacht Institute |
170 |
| Freddie Mac |
170 |
| ORAU |
170 |
| Ecolab |
165 |
| Alcoa |
150 |
| Esri |
150 |
| Integrated Deicing Services |
150 |
| Eight Eleven |
150 |
| SS&C Technologies, Inc. |
150 |
| Viasat |
150 |
| Westinghouse Electric Company |
150 |
| CDM Smith |
140 |
| Office of the Comptroller of the Currency |
140 |
| ALKU |
135 |
| E. & J. Gallo Winery |
130 |
| Exelon Corporation |
130 |
| Federal Deposit Insurance Corporation |
130 |
| Florida Highway Patrol |
130 |
| HSBC Bank USA, N.A. |
130 |
| PAE |
130 |
| TATA Consultancy Services Ltd. |
130 |
| Thomson Reuters |
130 |
| U.S. Bureau of Reclamation |
130 |
| Black & Veatch |
125 |
| CBIZ |
125 |
| Acuity |
122 |
| Collins Aerospace |
120 |
| Hyatt Hotels Corporation |
110 |
| ICF |
110 |
| Orano |
110 |
| JELD-WEN |
110 |
| NextEra Energy, Inc. |
110 |
| BP |
100 |
| bisco industries, Inc. |
100 |
| Eaton |
100 |
| ChaseSource |
100 |
| Meta |
100 |
| Milliken |
100 |
| Publicis Health |
100 |
| Xilinx |
100 |
| Amica Mutual Insurance Co. |
90 |
| Entergy Corporation |
90 |
| Farmers Insurance Group |
90 |
| Grassroots Campaigns, Inc. |
90 |
| Grimco, Inc. |
90 |
| JLL |
90 |
| Nationwide Mutual Insurance |
90 |
| TransPerfect |
90 |
| Unum |
90 |
| U.S. PIRG |
90 |
| Avaya |
85 |
| Foresters Financial Services, Inc. |
85 |
| Genworth Financial, Inc. |
85 |
| HNTB Corporation |
85 |
| Lexmark International, Inc. |
85 |
| Mercer |
85 |
| Spirit AeroSystems, Inc. |
85 |
| Tennessee Valley Authority |
85 |
| Weyerhaeuser |
85 |
| Eckerd Kids |
80 |
| Germain Motor Company |
80 |
| HOM Furniture |
80 |
| The J.G. Wentworth Company |
80 |
| Jos. A. Bank Clothiers, Inc. |
80 |
| Kearney & Company |
80 |
| Lutron Electronics |
80 |
| Marriott International, Inc. |
80 |
| The Old Spaghetti Factory |
80 |
| Penske Truck Leasing |
80 |
| Southern Company |
80 |
| Xerox |
80 |
| Florida Blue |
75 |
| UHY Advisors |
75 |
| Citizen Schools |
70 |
| CPS Energy |
70 |
| Gap Inc. |
70 |
| Meritor |
70 |
| N2 Publishing |
70 |
| Whirlpool Corporation |
70 |
| WIS International |
70 |
| Ameren Corporation |
65 |
| Hantz Group, Inc. |
65 |
| Infor |
65 |
| Lowe's |
65 |
| Nacel Open Door |
65 |
| Prudential Financial, Inc. |
65 |
| RS&H |
65 |
| Shell Oil Company |
65 |
| North Star Resource Group |
64 |
| CSX |
60 |
| Dynetics |
60 |
| Kirkland & Ellis LLP |
60 |
| KLA Corporation |
60 |
| MFS Investment Management |
60 |
| MIT Lincoln Laboratory |
60 |
| Rockwell Automation Inc. |
60 |
| Ryan |
60 |
| Wharton-Smith, Inc. |
60 |
| The Babcock & Wilcox Company |
55 |
| Best Buy |
55 |
| Eastman Chemical Company |
55 |
| L’Oréal USA, Inc. |
55 |
| Southern States Cooperative |
55 |
| Analog Devices |
50 |
| Bayer Healthcare Pharmaceuticals |
50 |
| Bowlero Corporation |
50 |
| Cherry Bekaert |
50 |
| GreenPath Financial Wellness |
50 |
| GZA GeoEnvironmental, Inc. |
50 |
| Japan Airlines - American Region |
50 |
| Lincoln Financial Group |
50 |
| National Instruments |
50 |
| Owens Corning |
50 |
| Pennsylvania Department of Transportation |
50 |
| PetSmart |
50 |
| Schreiber Foods |
50 |
| SI Group, Inc. |
50 |
| U.S. Department of Justice |
50 |
| Air Products and Chemicals |
45 |
| CNA |
45 |
| Franklin Templeton Investments |
45 |
| Heartland Area Education Agency |
45 |
| Lionbridge |
45 |
| MassMutual Financial Group |
45 |
| Merck & Co., Inc. |
45 |
| Minnesota Department of Transportation |
45 |
| PHD USA |
45 |
| Regions Financial Corporation |
45 |
| Rolls-Royce North America Inc. |
45 |
| Shaw Industries Group, Inc. |
45 |
| Taycor Financial |
45 |
| Teledyne Brown Engineering, Inc. |
45 |
| Urban Institute |
45 |
| Kimberly-Clark |
40 |
| National Credit Union Administration |
40 |
| Precision Wealth Financial & Insurance Services, Inc. |
40 |
| Sundt Construction |
40 |
| Teradyne |
40 |
| BNSF Railway Company |
37 |
| LaSalle Network |
37 |
| Bohler Engineering |
35 |
| Cirrus Logic, Inc. |
35 |
| Dillard's, Inc. |
35 |
| Eliassen Group |
35 |
| Giant Eagle |
35 |
| ISO |
35 |
| M&T Bank |
35 |
| Nestlé Purina PetCare Company |
35 |
| Pacific Gas and Electric Company |
35 |
| Softheon |
35 |
| W.W. Grainger, Inc. |
35 |
| American Airlines |
33 |
| Conagra Brands, Inc. |
30 |
| EMSL Analytical, Inc. |
30 |
| Havas Creative |
30 |
| Labatt Food Service |
30 |
| Manhattan Associates |
30 |
| National Futures Association |
30 |
| Olive Garden |
30 |
| Southwestern Advantage |
30 |
| Centennial Contractors Enterprises |
28 |
| Hess Corporation |
27 |
| Neon Logistics |
27 |
| Lincoln Electric |
26 |
| ADP |
25 |
| The Aerospace Corporation |
25 |
| Ameriprise Financial |
25 |
| ARGO Data Resource Corporation |
25 |
| Arup |
25 |
| Asurion |
25 |
| Battelle Memorial Institute |
25 |
| Bloomingdale's |
25 |
| Brookshire Grocery Company |
25 |
| CEMEX USA |
25 |
| Clean Harbors |
25 |
| Community Interface Services |
25 |
| Comscore, Inc. |
25 |
| Consumers Energy |
25 |
| Energizer Holdings, Inc |
25 |
| E*TRADE Financial Corporation |
25 |
| Federal Reserve Bank of New York |
25 |
| FICO |
25 |
| Gemological Institute of America Inc. |
25 |
| GMR Marketing |
25 |
| Grow |
25 |
| Harbour Capital Corporation |
25 |
| Hennion & Walsh |
25 |
| The Hershey Company |
25 |
| Honda R&D Americas, Inc. |
25 |
| Kleinfelder |
25 |
| LaFrance Corp. |
25 |
| Leighton Group, Inc. |
25 |
| LifeScan, Inc. |
25 |
| Manhard Consulting |
25 |
| Marathon Oil Corporation |
25 |
| M.C. Dean, Inc. |
25 |
| McKee Foods |
25 |
| NASA - Kennedy Space Center |
25 |
| Nickelodeon Animation Studio |
25 |
| Novogradac & Company LLP |
25 |
| O-I |
25 |
| Peabody Energy |
25 |
| PPG |
25 |
| PPL Corporation |
25 |
| PSC Biotech |
25 |
| Rocket Mortgage |
25 |
| QuinStreet |
25 |
| QVC, Inc. |
25 |
| RaceTrac |
25 |
| RealNetworks, Inc. |
25 |
| Spirent Communications |
25 |
| Stantec |
25 |
| Structural Group, Inc. |
25 |
| Avendra |
21 |
| Allendale Association |
20 |
| Aronson LLC |
20 |
| Assurity Life Insurance Company |
20 |
| BMO Capital Markets |
20 |
| Canon U.S.A., Inc. |
20 |
| Chevron Phillips Chemical Company |
20 |
| Compleat Rehab & Sports Therapy |
20 |
| Europe Express |
20 |
| FirstGroup plc |
20 |
| Georgia Department of Audits and Accounts |
20 |
| International Trucks |
20 |
| Kiawah Island Golf Resort |
20 |
| Marriott Vacations Worldwide Corporation |
20 |
| Olsson Associates |
20 |
| TechSea International, Inc. |
20 |
| Unisys Corporation |
20 |
| Wasserstrom |
20 |
| Western & Southern Life |
20 |
| Williams Adley |
18 |
| 21st Mortgage Corporation |
16 |
| American Air Liquide |
16 |
| Affinity Plus Federal Credit Union |
15 |
| Alliance for Audited Media |
15 |
| Amgen |
15 |
| Applied Research Laboratories |
15 |
| Avnet |
15 |
| Boscov's |
15 |
| Crown Holdings, Inc. |
15 |
| DAVIS |
15 |
| Echelon Studios, Inc. |
15 |
| Haley & Aldrich, Inc. |
15 |
| Hannaford Bros. |
15 |
| Ingersoll Rand |
15 |
| Sierra Club |
15 |
| Sika Corporation |
15 |
| Texas Instruments |
15 |
| True Partners Consulting |
15 |
| World Data Products |
15 |
| World Language Communications |
15 |
| Leprino Foods |
13 |
| SWIFT |
12 |
| United McGill Corporation |
11 |
| Blackbaud |
10 |
| Cleary Gottlieb Steen & Hamilton LLP |
10 |
| Crest Capital |
10 |
| Dewberry |
10 |
| Donor Development Strategies |
10 |
| General Dynamics Mission Systems |
10 |
| John Mini Distinctive Landscapes |
10 |
| Larson Design Group |
10 |
| NetEnrich |
10 |
| NewAgeSys, Inc. |
10 |
| New York State Department of Environment Conservation |
10 |
| Professional Service Industries |
10 |
| SkillStorm |
10 |