| McDonald's Corporation |
831 |
| Advocate Health Care |
813 |
| Ace Hardware Corporation |
648 |
| The Inland Group, Inc. |
152 |
| Sterigenics International |
94 |
| Radiological Society of North America, Inc. |
93 |
| Joint Commission Resources |
91 |
| Witt/Kieffer, Ford, Hadelman |
89 |
| Veolia Transportation, Inc. |
84 |
| The International Association of Lions Clubs |
75 |
| The Leaders Bank |
74 |
| AthletiCo |
65 |
| SEI Information Technology, Inc. |
64 |
| University HealthSystem Consortium |
63 |
| Superior Carriers, Inc. |
62 |
| McDonnell Investment Management, LLC |
62 |
| Elkay Manufacturing |
60 |
| CenterPoint Properties Trust |
60 |
| Brookshire Investments, LLC |
54 |
| Blistex Inc. |
52 |
| American Society for Gastrointestinal Endoscopy |
43 |
| Mutual Trust Financial Group |
42 |
| Interface Software, Inc. |
37 |
| Kensington International |
37 |
| RC2 Corporation |
35 |
| Latisys |
33 |
| Inland Real Estate Corporation |
32 |
| SWC Technology Partners, Inc. |
32 |
| Associated Equipment Distributors, Inc. |
32 |
| Interactive Business Systems, Inc. |
32 |
| Republic Bank of Chicago |
30 |
| Follett Higher Education Group, Inc. |
30 |
| Delta Dental Plans Association |
27 |
| Selden Fox & Associates, Ltd. |
27 |
| Illinois Manufacturers' Association |
27 |
| GreatBanc Trust Company |
26 |
| Diamond Marketing Solutions |
25 |
| Illinois Municipal Retirement Fund |
24 |
| CSP Information Group |
24 |
| DM2-DecisionMaker |
24 |
| Dominick's Finer Foods, Inc. |
23 |
| Wolf & company LLP |
23 |
| Edgemark Commercial Real Estate Services LLC |
22 |
| Opportunity International |
21 |
| ECC Insurance Brokers |
20 |
| Highway Technologies, Inc. |
20 |
| American Society of Neuroradiology |
19 |
| Intellisys Technology, LLC |
18 |
| Village of Oak Brook |
18 |
| Primary Energy |
18 |
| H. S. Technology, Inc. |
18 |
| Krusinski Construction Company |
17 |
| Great Lakes Dredge |
17 |
| Inland Securities Corporation |
17 |
| Millennium Trust Company LLC |
16 |
| Appliance Magazine |
15 |
| Information Management Group |
15 |
| Miller Resource Group |
14 |
| Illinois Landscape Contractors Association |
14 |
| Norcross Safety Products L.L.C. |
13 |
| Learning Curve International, Inc. |
13 |
| Enterprise Mortgage Corp |
13 |
| Directions Training Center |
13 |
| Lillig & Thorsness Ltd |
13 |
| Advance Innovative Solutions, Inc |
12 |
| Csa Fraternal Life |
12 |
| Herman Agency |
12 |
| Falcon Holding, LLC |
12 |
| MLS Realty |
12 |
| Council of Logistics Management |
12 |
| HFN, Inc. |
11 |
| Maxil Technology |
11 |
| Warehousing Education and Research Council |
11 |
| The Portillo Restaurant Group, Inc. |
11 |
| Avval |
11 |
| Professional Business Cons Inc |
11 |
| Vista National Insurance Group |
11 |
| NueVista Group, |
10 |
| Christ Church Of Oak Brook |
10 |
| JMG Financial Group |
10 |
| GainSystems |
10 |
| vAuto, Inc |
10 |
| DuPage CVB |
10 |
| 1888 Mills, LLC |
9 |
| Arends Advertising |
9 |
| Opportunity International |
9 |
| BridgePoint Technologies LLC |
9 |
| Resource 1 |
9 |
| Spring Manufacturers Institute |
9 |
| De Amertek Corp Inc |
8 |
| 20-20 Foresight Executive Search Inc |
8 |
| Professional Benefit Administrators, Inc. |
8 |
| Insite Real Estate Development LLC |
8 |
| Ronald McDonald House Charities Inc |
8 |
| Crescendo Companies |
8 |
| PlaneTechs, LLC |
8 |
| Taylor Precision Products L.P. |
7 |
| Law Offices of Sullivan Hincks & Conway |
7 |
| Brian Keith Advertising |
7 |
| Configure One |
7 |
| Botti Marinaccio |
7 |
| Health Resource Alliance |
7 |
| JVM Realty |
7 |
| EPI-Q, Inc. |
7 |
| Metal Center News |
7 |
| Continental Communities |
7 |
| Nikitova LLC |
7 |
| Meridian Technology Solutions |
7 |
| firsttransitions |
6 |
| YRC Logistics |
6 |
| DuPage Convention & Visitors Bureau |
6 |
| The Mpower Group |
6 |
| Piocon Technologies Inc |
6 |
| Protera Technologies Inc |
6 |
| Equiguard |
6 |
| Whitnell & Co |
6 |
| Fidelity Life Association |
6 |
| Safety Dynamics Inc |
5 |
| United Plastics Group, Inc. - UPG |
5 |
| First Reverse Mortgage Store |
5 |
| Automation Asistance, Inc. |
5 |
| Callan Associates, Ltd. |
5 |
| Winner's Edge Inc. |
5 |
| John Drake and Associates |
5 |
| Search Channel |
5 |
| Ygomi |
5 |
| AIS-COMP Inc |
5 |
| Mericap Credit Corporation |
5 |
| The Brighton Group - Technology Solutions |
5 |
| Storm Interface |
5 |
| Clubhouse, The |
5 |
| Officite, LLC |
5 |
| Oak Brook Park District |
5 |
| DENALI CAPITAL LLC |
5 |
| MeriCap Credit Corporation |
5 |
| Butler Junior High School |
5 |
| Gregg Communications Systems |
5 |
| Verety LLC |
5 |
| Inland Group |
5 |
| FGM ARCHITECTS |
5 |
| Suburban Mailing Svc Inc |
4 |
| Martin Craig Chester & Sonnenschein |
4 |
| JRB |
4 |
| Young & Associates |
4 |
| IGL Real Estate Brokers L.P. |
4 |
| Metropolitan Lumber |
4 |
| Midwest Insurance Agency |
4 |
| Huff and Huff, Inc. |
4 |
| Preservation Housing Management, LLC |
4 |
| Employee Benefit Risk Management Service, Inc. |
4 |
| Great Realty Advisors |
4 |
| Fidelity Life Association, A Mutual Legal Reserve Company |
4 |
| Interactive Management Solutions Inc |
4 |
| DuPage Mayors and Managers Conference |
4 |
| Chiro One Wellness Center |
4 |
| Cemco Solutions, Inc |
4 |
| Federal Signal Corporation |
4 |
| Capital Securities |
4 |
| JPA Real Estate |
4 |
| The Construction Industry Service Corporation |
4 |
| EMNS, Inc. |
4 |
| Karora Technologies |
3 |
| Lybradyn Inc |
3 |
| Global Recruiters of Oak Brook |
3 |
| Kensington Services |
3 |
| Power |
3 |
| Farm Foundation |
3 |
| Stroud Technology Solutions |
3 |
| Real Properties Realty Group |
3 |
| Mark/Ryan Associates |
3 |
| D & W Residential |
3 |
| VR Business Brokers of Oak Brook |
3 |
| Invirion Diagonostics |
3 |
| Walsh Media, Inc |
3 |
| GJP Enterprises |
3 |
| ICA SYSTEMS |
3 |
| United College Marketing Services |
3 |
| Column Engineering |
3 |
| Elkay Manufacturing Company |
3 |
| Tandem PES |
3 |
| Jones Medical |
3 |
| Control Engineering Corp |
3 |
| Mostardi Platt Environmental |
3 |
| Opportunity International |
3 |
| Chicago Oakbrook Financial Grp |
3 |
| Jobco Inc |
3 |
| Midwest Neoped Associates Ltd |
3 |
| Rahal Foods Inc |
3 |
| RC2 LLC |
3 |
| Montessori Development Center |
3 |
| Cornerstone Solutions |
3 |
| Inland Mortgage Capital |
3 |
| Palladium Technology Corp |
3 |
| Sales Activity Management |
3 |
| Midwest Emergency Associates |
3 |
| Law Offices of Manetti and Griffith Ltd |
2 |
| Scanlan & Leo, Ltd. |
2 |
| Graphic Arts Publishing Inc |
2 |
| Kelly Cruises |
2 |
| Applied Business Solutions, Inc. |
2 |
