Chicago Companies, Largest Businesses Companies in Chicago IL from Crains Chicago Business

Companies in Chicago

List of Chicago Largest Companies

Companies Headquartered in Chicago

Chicago is home to many of the country's top companies

Shown below is the list of Chicago's largest publicly-traded companies as researched and published by Crain's Chicago Business. This list was originally published in 2007 reflecting 2006 revenues. 

View/Download a PDF of this Chicago companies report.

Companies in Chicago

Chicago Corporate Headquarters

Large skyscrapers are home to multiple corporate headquarters

Largest Publicly Traded Companies in Chicago, IL

Some of the largest publicly traded companies are based in Chicago

A mecca for American business in the Midwest, many of Chicago's largest companies are household names that most Americans have grown up with. Mega-corporations like Sears, McDonald's and the Tribune Company have made Chicago their headquarters. With so much business at stake, it's no surpise that there are dozens of top Chicago business hotels and Chicago convention centers in and around Downtown Chicago. For more information on the largest companies in Chicago - including addresses, Web sites and more, check out our comprehensive Chicago business directory below.

Chicago Travel Info

Hotels in the City of Chicago

$800
$0
0
5
Hotel Info Nightly Rates*
MileNorth, A Chicago Hotel
4
Located in Gold Coast
Bar/LoungeBusiness ServicesConciergeFitness CenterFree InternetLakesidePet-FriendlyBusiness Center

Rates Starting At

$134 you pay $102* Details
The Homestead
3
Located in Evanston
Bar/LoungeBusiness ServicesConciergeFitness CenterFree InternetLakesidePet-FriendlyBusiness Center

Rates Starting At

$140* Details
Best Western River North
3
Located in River North
View 1 Promo for this hotel -
 
Bar/LoungeBusiness ServicesConciergeFitness CenterFree InternetLakesidePet-FriendlyBusiness Center

Rates Starting At

$100* Details
AmericInn Lodge & Suites
2.5
Located in Bolingbrook
Bar/LoungeBusiness ServicesConciergeFitness CenterFree InternetLakesidePet-FriendlyBusiness Center

Rates Starting At

$85* Details
4.125
2 Reviews
The Silversmith Hotel & Suites
4
Located in Downtown
Bar/LoungeBusiness ServicesConciergeFitness CenterFree InternetLakesidePet-FriendlyBusiness Center

Rates Starting At

$109* Details
More Chicago Hotels...
Chicago Travel Info

Attractions in the Heart of Chicago

Venue Info Location
Interior Architecture Tour Located in The Loop ActiveCulturalFamily FriendlyHistoricSights of ChicagoScenic

Attraction
Details

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Willis Tower Located in The Loop Sights of Chicago

Attraction
Details

Details
4.125
2 Reviews
Children's Museum Located in Gold Coast ArtsyCulturalFamily FriendlyHistoricMuseumSights of Chicago

Attraction
Details

Details
Chicago Museum Located in Gold Coast ArtsyCulturalFamily FriendlyHistoricMuseumSights of Chicago

Attraction
Details

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Willis Tower Skydeck Located in The Loop Family FriendlySights of ChicagoScenic

Attraction
Details

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More Chicago Attractions ...

*Terms & Conditions: Offers, promotions and rates subject to change and may vary based upon date, length of stay and other factors. Some offers do not include taxes and fees. All offers based on availability and are subject to change without notice.

Rank Company Stock symbol Address City Postal Code Revenue
$ MM
Full-time employees worldwide Primary industries
1 Boeing Co.
www.boeing.com
BA 100 N. Riverside Plaza Chicago 60606 61530 154000 Aerospace, defense
2 Sears Holdings Corp.
www.searsholdings.com
SHLD 3333 Beverly Road Hoffman Estates 60179 53012 315000 Department stores
3 Walgreen Co.
www.walgreens.com
WAG 200 Wilmot Road Deerfield 60015 47409 195000 Drugstores, mail-order pharmaceuticals
4 Motorola Inc.
www.motorola.com
MOT 1303 E. Algonquin Road Schaumburg 60196 42879 66000 Communications equipment
5 Caterpillar Inc.
www.cat.com
CAT 100 N.E. Adams St. Peoria 61629 41517 94593 Construction and farm machinery, heavy trucks
6 Archer Daniels Midland Co.
www.admworld.com
ADM 4666 E. Faries Pkwy. Decatur 62525 36596 26821 Agricultural products
7 Allstate Corp.
www.allstate.com
ALL 2775 Sanders Road Northbrook 60062 35796 37900 Property, casualty and life insurance
8 Kraft Foods Inc.
www.kraft.com
KFT 3 Lakes Drive Northfield 60093 34356 90000 Snacks, beverages and packaged meals
9 Abbott Laboratories
www.abbott.com
ABT 100 Abbott Park Road North Chicago 60064 22476 66663 Pharmaceuticals
10 Deere & Co.
www.JohnDeere.com
DE 1 John Deere Place Moline 61265 21754 46549 Construction and farm machinery, heavy trucks
11 McDonald's Corp.
www.mcdonalds.com
MCD 2111 McDonald's Drive Oak Brook 60523 21586 465000 Fast-food restaurants
12 UAL Corp.
www.united.com
UAUA 77 W. Wacker Drive Chicago 60601 19340 55000 Airline
13 Sara Lee Corp.
www.saralee.com
SLE 3500 Lacey Road Downers Grove 60515 15944 109000 Food, food-service and personal products
14 Exelon Corp.
www.exeloncorp.com
EXC 10 S. Dearborn St. Chicago 60603 15655 17200 Electricity supplier
15 Illinois Tool Works Inc.
www.itw.com
ITW 3600 W. Lake Ave. Glenview 60026 14055 55000 Industrial machinery
16 Baxter International Inc.
www.baxter.com
BAX 1 Baxter Parkway Deerfield 60015 10378 48000 Medical products and services
17 CNA Financial Corp.
www.cna.com
CNA 333 S. Wabash Ave. Chicago 60604 10376 9800 Property and casualty insurance
18 R.R. Donnelley & Sons Co.
www.rrdonnelley.com
RRD 111 S. Wacker Drive Chicago 60606 9316 53000 Commercial printing
19 OfficeMax Inc.
www.officemax.com
OMX 263 Shuman Blvd. Naperville 60563 8965 36000 Office supplies
20 Aon Corp.
www.aon.com
AOC 200 E. Randolph St. Chicago 60601 8954 43100 Insurance brokerage
21 Fortune Brands Inc.
www.fortunebrands.com
FO 520 Lake Cook Road Deerfield 60015 8255 36251 Housewares, distilled spirits and golf equipment
22 Smurfit-Stone Container Corp.
www.smurfit-stone.com
SSCC 150 N. Michigan Ave. Chicago 60601 7157 25200 Paper packaging
23 Integrys Energy Group Inc.
www.integrysgroup.com
TEG 130 E. Randolph St. Chicago 60601 6890 3326  
24 CDW Corp.
www.cdw.com
CDWC 300 N. Milwaukee Ave. Vernon Hills 60061 6785 5500 Computer hardware, software and accessories
25 Ryerson Inc.
www.ryerson.com
RYI 2621 W. 15th Place Chicago 60608 5908 5701 Wholesale metals service centers
26 W.W. Grainger Inc.
www.grainger.com
GWW 100 Grainger Pkwy. Lake Forest 60045 5883 17074 Maintenance equipment and supplies
27 USG Corp.
www.usg.com
USG 550 W. Adams St. Chicago 60661 5810 14700 Holding company for building supply companies
28 Brunswick Corp.
www.brunswick.com
BC 1 N. Field Court Lake Forest 60045 5665 28000 Leisure products
29 Tribune Co.
www.tribune.com
TRB 435 N. Michigan Ave. Chicago 60611 5517 21000 Newspapers, broadcasting and entertainment
30 Anixter International Inc.
www.anixter.com
AXE 2301 Patriot Blvd. Glenview 60026 4938 7500 Communications and specialty wire and cable products
31 Wm. Wrigley Jr. Co.
www.wrigley.com
WWY 410 N. Michigan Ave. Chicago 60611 4686 15800 Confectionary products
32 Tenneco Inc.
www.tenneco.com
TEN 500 N. Field Drive Lake Forest 60045 4685 19000 Auto parts and equipment
33 United Stationers Inc.
www.unitedstationers.com
USTR One Parkway North Boulevard, Suite 100 Deerfield 60015 4546 5700 Office products
34 Northern Trust Co.
www.northerntrust.com
NTRS 50 S. LaSalle St. Chicago 60603 4473 9726 Commerical banks
35 Sirva Inc.
www.sirva.com
SIR 700 Oakmont Lane Westmont 60559 3860 5930 Relocation services
36 Old Republic International Corp.
www.oldrepublic.com
ORI 307 N. Michigan Ave. Chicago 60601 3794 6370 Insurance holding company
37 IPSCO Inc.
www.ipsco.com
IPS 650 Warrenville Road, Suite 500 Lisle 60532 3775 4400 Steel
38 AlbertoCulver Co.
www.alberto.com
ACV 2525 Armitage Ave. Melrose Park 60160 3772 3800 Personal, household and grocery products
39 Nalco Co.
www.nalco.com
NLC 1601 West Diehl Road Naperville 60502 3602 11100 Water treatment, process improvement
40 ServiceMaster Co.
www.servicemaster.com
SVM Moved to TN     3429 32000 Specialized consumer services
41 General Growth Properties Inc.
www.ggp.com
GGP 110 N. Wacker Drive Chicago 60606 3382 4700 Real estate investment trust
42 Laidlaw International Inc.
www.laidlaw.com
LI 55 Shuman Blvd., Suite 400 Naperville 60563 3131 62500 Bus services
43 Unitrin Inc.
www.unitrin.com
UTR 1 E. Wacker Drive Chicago 60601 3074 8045 Insurance and financial services
44 Nicor Inc.
www.nicor.com
GAS 1844 Ferry Road Naperville 60563 2960 3900 Gas distribution
45 Pactiv Corp.
www.pactiv.com
PTV 1900 W. Field Court Lake Forest 60045 2917 11000 Plastic bags, packaging
46 Molex Inc.
www.molex.com
MOLX 2222 Wellington Court Lisle 60532 2861 32400 Electronic components
47 Hewitt Associates Inc.
www.hewitt.com
HEW 100 Half Day Road Lincolnshire 60069 2857 24000 Human resources outsourcing and consulting
48 Hospira Inc.
www.hospira.com
HSP 275 N. Field Drive Lake Forest 60045 2688 13000 Pharmaceutical and medication-delivery equipment
49 Corn Products International Inc.
www.cornproducts.com
CPO 5 Westbrook Corporate Center Westchester 60154 2621 6600 Agricultural products
50 Packaging Corp. of America
www.packagingcorp.com
PKG 1900 W. Field Court Lake Forest 60045 2187 8300 Paper packaging
51 Andrew Corp.
www.andrew.com
ANDW 3 Westbrook Corporate Center, Suite 900 Westchester 60154 2146 11778 Communications products and systems
52 Tellabs Inc.
www.tellabs.com
TLAB 1415 W. Diehl Road Naperville 60563 2041 3713 Communications equipment
53 Equity Residential
www.equityresidential.com
EQR 2 N. Riverside Plaza Chicago 60606 2020 5200 Residential real estate investment trust
54 Jones Lang LaSalle Inc.
www.joneslanglasalle.com
JLL 200 E. Randolph Drive Chicago 60601 2013 25500 Real estate management, development
55 Acco Brands Corp.
www.accobrands.com
ABD   Lincolnshire 60069 1951 6846 Office products
56 CF Industries Holdings Inc.
www.cfindustries.com
CF 4 Parkway North, Suite 400 Deerfield 60015 1949 1500 Chemical fertilizers
57 Career Education Corp.
www.careered.com
CECO 2895 Greenspoint Pkwy., Suite 600 Hoffman Estates 60195 1785 14450 Educational services
58 Dade Behring Holdings Inc.
www.dadebehring.com
DADE 1717 Deerfield Road Deerfield 60015 1739 6400 Clinical diagnostics instruments
59 Sauer-Danfoss Inc.
www.sauer-danfoss.com
SHS 250 Parkway Drive, Suite 270 Lincolnshire 60069 1739 9167 Auto parts and equipment
60 Hub Group Inc.
www.hubgroup.com
HUBG 3050 Highland Pkwy., Suite 100 Downers Grove 60515 1609 1513 Global intermodal transportation
61 AptarGroup Inc.
www.aptargroup.com
ATR 475 W Terra Cotta Ave., Suite E Crystal Lake 60014 1601 8200 Dispensing products
62 Metal Management Inc.
www.mtlm.com
MM 325 N LaSalle St., Suite 550 Chicago 60610 1589 1734 Metal recycler
63 Arthur J. Gallagher & Co.
www.ajg.com
AJG 2 Pierce Place Itasca 60143 1536 8757 Insurance brokerage
64 FreightCar America Inc.
www.freightcaramerica.com
RAIL 2 N. Riverside Plaza, Suite 1250 Chicago 60606 1444 1429 Railcars
65 Brookdale Senior Living Inc.
www.brookdaleliving.com
BKD 330 N. Wabash Ave., Suite 1400 Chicago 60611 1309 32000 Senior housing
66 Chicago Mercantile Exchange Holdings Inc.
www.cme.com
CME 20 S. Wacker Drive Chicago 60606 1239 1430 Agriculural commodities, futures
67 Federal Signal Corp.
www.federalsignal.com
FSS 1415 W. 22nd St. Oak Brook 60523 1211 5400 Safety and security systems
68 A.M. Castle & Co.
www.amcastle.com
CAS 3400 Wolf Road Franklin Park 60131 1177 2016 Metal service center wholesalers
69 Stepan Co.
www.stepan.com
SCL 22 N. Frontage Road Northfield 60093 1172 1528 Specialty chemicals
70 IDEX Corp.
www.idexcorp.com
IEX 630 Dundee Road Northbrook 60062 1154 4863 Industrial machinery
71 GATX Corp.
www.gatx.com
GMT 500 W. Monroe St. Chicago 60661 1153 2340 Railcar and capital goods leasing, real estate financing
72 TreeHouse Foods Inc.
www.treehousefoods.com
THS 2 Westbrook Corporate Center, Suite 1070 Westchester 60154 939 2417 Pickles, non-dairy creamers, sauces, syrups
73 AAR Corp.
www.aarcorp.com
AIR 1100 N. Wood Dale Road Wood Dale 60191 897 3300 Aerospace, defense
74 DeVry Inc.
www.devry.com
DV 1 Tower Lane, Suite 1000 Oakbrook Terrace 60181 839 4800 Educational services
75 Stericycle Inc.
www.stericycle.com
SRCL 28161 N. Keith Drive Lake Forest 60045 789 5254 Medical waste disposal
76 LKQ Corp.
www.lkqcorp.com
LKQX 120 N. LaSalle St., Suite 3300 Chicago 60602 789 4100 Recycled automotive parts
77 Corus Bankshares Inc.
www.corusbank.com
CORS 3959 N. Lincoln Ave. Chicago 60613 760 534 Bank holding company
78 Zebra Technologies Corp.
www.zebra.com
ZBRA 333 Corporate Woods Pkwy. Vernon Hills 60061 759 2800 Bar code printers and related supplies
79 Strategic Hotels & Resorts Inc.
www.shci.com
BEE 77 W. Wacker Drive, Suite 4600 Chicago 60601 722 57 Upscale and luxury hotels
80 Nuveen Investments Inc.
www.nuveen.com
JNC 333 W. Wacker Drive Chicago 60606 709 828 Municipal securities
81 Navigant Consulting Inc.
www.navigantconsulting.com
NCI 615 N. Wabash Ave. Chicago 60611 681 2475 Management consulting
82 MAF Bancorp Inc.
www.mafbancorp.com
MAFB 115 55th St. Clarendon Hills 60514 671 2152 Bank holding company
83 Option Care Inc.
www.optioncare.com
OPTN 485 E. Half Day Road, Suite 300 Buffalo Grove 60089 658 2924 Home health care services
84 Wintrust Financial Corp.
www.wintrust.com
WTFC 727 N. Bank Lane Lake Forest 60045 649 1897 Commercial banks
85 Richardson Electronics Ltd.
www.rell.com
RELL 40 W. 267 Keslinger Road LaFox 60147 637 1268 Electron tubes and power semiconductors
86 Salton Inc.
www.saltoninc.com
SFP 1955 W. Field Court Lake Forest 60045 635 984 Household appliances
87 CBOT Holdings Inc.
www.cbot.com
BOT 141 W. Jackson Blvd. Chicago 60604 621 770 Commodity and financial futures
88 Amcol International Corp.
www.amcol.com
ACO 1500 W. Shure Drive Arlington Heights 60004 611 1759 Specialty minerals and chemicals
89 Standard Parking Corp.
www.standardparking.com
STAN 900 N. Michigan Ave., Suite 1600 Chicago 60611 605 12000 Parking facility management
90 Hartmarx Corp.
www.hartmarx.com
HMX 101 N. Wacker Drive Chicago 60606 597 4000 Tailored and casual apparel
91 Navteq Corp.
www.navteq.com
NVT 222 Merchandise Mart Plaza Chicago 60654 581 2198 Digital map data
92 First Midwest Bank
www.firstmidwest.com
FMBI 1 Pierce Place, Suite 1500 Itasca 60143 579 1892 Commercial banks
93 John B. Sanfilippo & Son Inc.
www.jbssinc.com
JBSS 1703 N. Randall Rd. Elgin 60123 579 1800 Nuts, snacks, candy, bulk food
94 Schawk Inc.
www.schawk.com
SGK 1695 S. River Road Des Plaines 60018 548 3500 High-resolution color imaging
95 Hub International Ltd.
www.hubinternational.com
HBG 55 E. Jackson Blvd. Chicago 60604 543 3820 Insurance broker
96 Littelfuse Inc.
www.littelfuse.com
LFUS 800 E. Northwest Hwy. Des Plaines 60016 534 6550 Circuit-protection devices
97 RC2 Corp.
www.rc2corp.com
RCRC 1111 W. 22nd St., Suite 320 Oak Brook 60523 518 821 Toys, collectibles
98 Lawson Products Inc.
www.lawsonproducts.com
LAWS 1666 E. Touhy Ave. Des Plaines 60018 518 1540 Distributes fasteners and supplies
99 Heidrick & Struggles International Inc.
www.heidrick.com
HSII 233 S. Wacker Drive, Suite 7000 Chicago 60606 501 1550 Executive search firm
100 Aftermarket Technology Corp.
www.goatc.com
ATAC 1400 Opus Place, Suite 600 Downers Grove 60515 497 4000 Auto parts, equipment
101 Tootsie Roll Industries Inc.
www.tootsie.com
TR 7401 S. Cicero Ave. Chicago 60629 495 2200 Confectionary products
102 iPCS Inc.
www.ipcswirelessinc.com
IPCS 1901 N. Roselle Road Schaumburg 60195 492 500 Wireless telecommunication services
103 Grubb & Ellis Co.
www.grubbellis.com
GBE 500 W. Monroe St., Suite 2800 Chicago 60661 490 5000 Real estate services
104 Calamos Asset Management Inc.
www.calamos.com
CLMS 2020 Calamos Court Naperville 60563 485 380 Asset management, investment services
105 MB Financial Inc.
www.mbfinancial.com
MBFI 800 W. Madison St. Chicago 60607 471 1380 Regional banks holding company
106 FTD Group Inc.
www.ftd.com
FTD 3113 Woodcreek Drive Downers Grove 60515 465 745 Floral products and services
107 Deerfield Triarc Capital Corp.
www.deerfieldtriarc.com
DFR 6250 N. River Road Rosemont 60018 459 '0 Real estate investment trust
108 WMS Industries Inc.
www.wmsgaming.com
WMS 800 S. Northpoint Blvd. Waukegan 60085 451 1320 Gambling and lottery machines
109 Equity Lifestyle Properties
www.mhchomes.com
ELS 2 N. Riverside Plaza, Suite 800 Chicago 60606 438 1400 Real estate investment trust
110 CNA Surety Corp.
www.cnasurety.com
SUR 333 S. Wabash Ave. Chicago 60604 431 736 Surety insurance
111 First Industrial Realty Trust Inc.
www.firstindustrial.com
FR 311 S. Wacker Drive, Suite 4000 Chicago 60606 428 500 Real estate investment trust
112 Great Lakes Dredge & Dock Corp.
www.gldd.com
GLDD 2122 York Road Oak Brook 60523 425 943 Dredging, commercial and industrial demolition
113 Methode Electronics Inc.
www.methode.com
METH 7401 W. Wilson Ave. Chicago 60706 422 3535 Electronic connectors
114 Middleby Corp.
www.middleby.com
MIDD 1400 Toastmaster Drive Elgin 60120 403 1282 Food-service equipment
115 Playboy Enterprises Inc.
www.playboyenterprises.com
PLA 680 N. Lake Shore Drive Chicago 60611 331 782 Publishing, product marketing and entertainment
116 Morton's Restaurant Group Inc.
www.mortons.com
MRT 325 N. LaSalle St., Suite 500 Chicago 60610 321 4562 Restaurant owner and operator
117 Huron Consulting Group Inc.
www.huronconsultinggroup.com
HURN 550 W. Van Buren St. Chicago 60607 32 1035 Management consulting
118 Cabot Microelectronics Corp.
www.cabotcmp.com
CCMP 870 N. Commons Drive Aurora 60504 320 742 Semiconductor equipment
119 Morningstar Inc.
http://corporate.morningstar.com
MORN 225 W. Wacker Drive Chicago 60606 315 1440 Investment research
120 Material Sciences Corp.
www.matsci.com
MSC 2200 Pratt Blvd. Elk Grove Village 60007 286 557 Acoustical, coated metal and electronic applications
121 Westell Technologies Inc.
www.westell.com
WSTL 750 N. Commons Drive Aurora 60504 283 858 Telecom equipment
122 PrivateBancorp Inc.
www.pvtb.com
PVTB 70 West Madison Chicago 60602 280 471 Holding company for commercial regional banks
123 SPSS Inc.
www.spss.com
SPSS Willis Tower
11th floor
Chicago 60606 261 1262 Analytics technology and services
124 Rewards Networks Inc.
www.rewardsnetwork.com
IRN 2 N. Riverside Plaza, Suite 950 Chicago 60606 255 429 Rewards and loyalty programs
125 Taylor Capital Group Inc.
www.taylorcapitalgroup.com
TAYC 9550 W. Higgins Road Rosemont 60018 237 421 Commercial banks
126 Allscripts Healthcare Solutions Inc.
www.allscripts.com
MDRX 222 Merchandise Mart Plaza Chicago 60610 227 914 Health care information technology
127 APAC Customer Services Inc.
www.apaccustomerservices.com
APAC 6 Parkway North Center, Suite 400 Deerfield 60015 224 7900 Outsourced telelcommunications
128 Viskase Companies Inc.
www.viskase.com
VKSC 8205 S. Cass Ave. Darien 60561 210    
129 Oil-Dri Corp. of America
www.oildri.com
ODC 410 N. Michigan Ave., Suite 400 Chicago 60611 205 765 Absorbent products
130 optionsXpress Holdings, Inc.
www.optionsxpress.com
OXPS 311 West Monroe Chicago 60606 186 214 Online options brokerage
131 Inland Real Estate Corp.
www.inlandrealestate.com
IRC 2901 Butterfield Road Oak Brook 60523 183 1289 Real estate investment trust
132 Midas Inc.
www.midas.com
MDS 1300 N. Arlington Heights Road Itasca 60143 176 550 Automotive retail
133 Midwest Banc Holdings Inc.
www.midwestbanc.com
MBHI 501 W. North Ave. Melrose Park 60160 172 496 Commercial banks
134 Old Second Bancorp Inc.
www.o2bancorp.com
OSBC 37 S. River St. Aurora 60506 170 582 Commercial banks
135 Midway Games Inc.
www.midway.com
MWY 2704 W. Roscoe St. Chicago 60618 165 850 Arcades, home video games
136 Diamond Management & Technology Consultants
www.diamondconsultants.com
DTPI 875 N. Michigan Ave. Chicago 60611 163 554 Management consulting
137 Quixote Corp.
www.quixotecorp.com
QUIX 35 E. Wacker Drive Chicago 60601 161 1000 Highway safety products, traffic-control devices
138 InnerWorkings Inc.
www.iwprint.com
INWK 600 W. Chicago Ave., Suite 750 Chicago 60610 160 312 Business services
139 Continental Materials Corp. CUO 200 S. Wacker Drive, Suite 4000 Chicago 60606 158 802 Holding company for construction materials businesses
140 Cobra Electronics Corp.
www.cobra.com
COBR 6500 W. Cortland St. Chicago 60707 153 181 Radio and broadcast equipment
141 Northstar Aerospace Inc.
www.nsaero.com
NAS. 6006 W. 73rd St. Bedford Park 60638 144 759 Aerospace, defense
142 Cosi Inc.
www.getcosi.com
COSI 1751 Lake Cook Road Deerfield 60015 126 4100 Restaurant chain
143 SigmaTron International Inc.
www.sigmatronintl.com
SGMA 2201 Landmeier Road Elk Grove Village 60007 124 2140 Electronic manufacturing
144 Eagle Test Systems Inc.
www.eagletest.com
EGLT 2200 Millbrook Drive Buffalo Grove 60089 124 302 Automated test equipment
145 Specialty Underwriters' Alliance Inc.
www.suainsurance.com
SUAI 222 S. Riverside Plaza Chicago 60606 117 83 Property, casualty insurance
146 NovaMed Inc.
www.novamed.com
NOVA 980 N. Michigan Ave., Suite 1620 Chicago 60611 108 666 Doctors offices
147 BankFinancial Corp.
www.bankfinancial.com
BFIN 15W060 N. Frontage Road Burr Ridge 60527 104 452 Bank holding company
148 Telular Corp.
www.telular.com
WRLS 647 Lakeview Pkwy. Vernon Hills 60061 93 123 Wireless telecom equipment
149 eLoyalty Corp.
www.eloyaltyco.com
ELOY 150 N. Field Drive Suite 250 Lake Forest 60045 89 406 Management consulting
150 PCTEL Inc.
www.pctel.com
PCTI 8725 W. Higgins Road, Suite 400 Chicago 60631 86 352 Wireless communication products
151 Stratos International Inc.
www.stratoslightwave.com
STLW 7444 W. Wilson Ave. Chicago 60706 79 524 Optics components
152 Landauer Inc.
www.landauerinc.com
LDR 2 Science Road Glenwood 60425 79 420 Radiation detection equipment
153 Vasco Data Security International Inc.
www.vasco.com
VDSI 1901 S. Meyers Road, Suite 210 Oakbrook Terrace 60181 76 184 Online security products
154 Fuel Tech Inc.
www.fuel-tech.com
FTEK 512 Kingsland Drive Batavia 60510 75 137 Industrial machinery and equipment
155 Think Partnership Inc.
www.thinkpartnership.com
THK 5 Revere Drive Suite, 510 Northbrook 60062 71 254 Advertising agencies
156 Akorn Inc.
www.akorn.com
AKRX 2500 Millbrook Drive Buffalo Grove 60089 71 371 Pharmaceutical and medical products
157 Wells-Gardner Electronics Corp.
www.wgec.com
WGA 9500 W. 55th St., Suite A McCook 60525 64 101 Video displays and products
158 eCollege.com
www.ecollege.com
ECLG 1 N. LaSalle St., Suite 1800 Chicago 60602 52 518 Computer programming services
159 Inforte Corp.
www.inforte.com
INFT 500 N. Dearborn St., Suite 1200 Chicago 60610 43 253 IT consulting
160 Technology Solutions Co.
www.techsol.com
TSCC 205 N. Michigan Ave., Suite 1500 Chicago 60601 42 131 IT consulting
161 Northern States Financial Corp.
www.nsfc.net
NSFC 1601 N. Lewis Ave. Waukegan 60085 41 180 Commercial banks
162 Chicago Rivet & Machine Co.
www.chicagorivet.com
CVR 901 Frontenac Road Naperville 60563 40 261 Industrial machinery
163 CTI Industries Corp.
www.ctiindustries.com
CTIB 22160 N. Pepper Road Barrington 60010 35 304 Housewares, specialties
164 Ebix Inc.
www.ebix.com
EBIX 1900 E. Golf Road Schaumburg 60173 29 292 Application software
165 Lifeway Foods Inc.
www.kefir.com
LWAY 6431 Oakton St. Morton Grove 60053 27 120 Dairy products
166 General Employment Enterprises Inc.
www.generalemployment.com
JOB 1 Tower Lane, Suite 2100 Oakbrook Terrace 60181 20 150 Human resource, employment services
167 Widepoint Corp.
www.widepoint.com
WYY 1 Lincoln Center Oakbrook Terrace 60181 17 61 IT services
168 Insure.com Inc.
www.insure.com
NSUR 8205 S. Cass Ave., Suite 102 Darien 60561 17 108 Online insurance price comparisons
169 BioSante Pharmaceuticals Inc.
www.biosantepharma.com
BPA 111 Barclay Blvd. Lincolnshire 60069 14 8 Pharmaceuticals
170 Park Bancorp Inc.
www.parkfed.com
PFED 5400 S. Pulaski Road Chicago 60632 12 58 Thrifts, mortgage finance
171 M-Wave Inc.
www.mwav.com
  475 Industrial Drive West Chicago 60185 9 21 Printed circuit boards
Large Company Headquarters in Illinois

Try finding your company's headquarters in Chicago

Note: Listing of public companies in Cook, DuPage, Kane, Lake, McHenry and Will counties with annual revenue of more than $5 million, stock prices above $1 as of 12/31/06 and not traded over the counter. All financial and employee figures are from the most recent 10-Ks. Some companies met the requirements, but did not file information by the time the list was compiled. Revenues and profits correspond to the fiscal year of each company; unless otherwise noted, figures are for the fiscal year ended 12/31/06. Companies acquired in 2007 are included provided they filed a 2006 10-K.NA: Not available.