| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| EN MASSE ARCHITECTURE AND DESIGN, LTD. | Business | 184009106-0001 | CHICAGO | ACTIVE | Verify |
| ENCOMPASS TECHNOLOGIES LTD | Business | 184005362-0002 | ARLINGTON HEIGHTS | NOT RENEWED | Verify |
| ENCORE EPC INC. | Business | 184009657-0002 | MOKENA | ACTIVE | Verify |
| ENDRESTUDIO | Business | 184009176-0005 | CHICAGO | NOT RENEWED | Verify |
| ENERCENTRIC ENGINEERING LLC | Business | 184008177-0002 | PALOS HILLS | ACTIVE | Verify |
| ENERCENTRIC ENGINEERING SOLUTIONS LLC | Business | 184006513-0002 | HICKORY HILLS | CANCELLED | Verify |
| ENERCON LTD | Business | 184000926-0002 | EVANSTON | ACTIVE | Verify |
| ENERGY CHOICES PC | Business | 184004523-0002 | HIGHLAND PARK | NOT RENEWED | Verify |
| ENGAGE CIVIL INCORPORATED | Business | 184006796-0002 | CHICAGO | ACTIVE | Verify |
| ENGIKEERING LLC | Business | 184007509-0003 | LA GRANGE | NOT RENEWED | Verify |
| ENGINEERED CONCEPTS LLC | Business | 184005608-0003 | SPRING GROVE | NOT RENEWED | Verify |
| ENGINEERED RAIL SOLUTIONS LLC | Business | 184006871-0002 | MCHENRY | NOT RENEWED | Verify |
| ENGINEERING MANAGEMENT SPECIALISTS INC | Business | 184002075-0002 | NORTHBROOK | NOT RENEWED | Verify |
| ENGINEERING ANSWERS INC | Business | 184006671-0002 | MONTGOMERY | NOT RENEWED | Verify |
| ENGINEERING ASSOCS INC | Business | 184000119-0006 | NAPERVILLE | NOT RENEWED | Verify |
| ENGINEERING CONCEPTS & SOLUTIONS INC | Business | 184003852-0002 | CHAMPAIGN | NOT RENEWED | Verify |
| ENGINEERING CONSULTANTS INC | Business | 184001183-0002 | JOLIET | NOT RENEWED | Verify |
| ENGINEERING CONSULTANTS INTERNATIONAL LTD | Business | 184004597-0002 | HINSDALE | NOT RENEWED | Verify |
| ENGINEERING DESIGN SERVICES | Business | 184004775-0006 | BLUE MOUND | CLOSED | Verify |
| ENGINEERING DESIGN SOLUTIONS INC | Business | 184004598-0002 | SPRINGFIELD | NOT RENEWED | Verify |
| ENGINEERING ENTERPRISES INC | Business | 184002003-0010 | SUGAR GROVE | INOPERATIVE | Verify |
| ENGINEERING INC | Business | 184004492-0006 | METROPOLIS | CLOSED | Verify |
| ENGINEERING INSIGHTS GROUP LLC | Business | 184006947-0002 | CHICAGO | ACTIVE | Verify |
| ENGINEERING PLUS LLC | Business | 184001767-0002 | WOODRIDGE | ACTIVE | Verify |
| ENGINEERING PROFESSIONALS & CONSTRUCTORS LTD | Business | 184004778-0002 | LISLE | NOT RENEWED | Verify |
| ENGINEERING RESOURCE ASSOCIATES INC | Business | 184001186-0014 | WARRENVILLE | ACTIVE | Verify |
| ENGINEERING SERVICES GROUP INC | Business | 184004931-0002 | AURORA | ACTIVE | Verify |
| ENGINEERING SERVS CONSULTANTS INC | Business | 184001882-0002 | WINNEBAGO | NOT RENEWED | Verify |
| ENGINEERING SOLUTIONS INC | Business | 184002193-0002 | NAPERVILLE | NOT RENEWED | Verify |
| ENGINEERING SOLUTIONS TEAM CO | Business | 184006156-0002 | LISLE | ACTIVE | Verify |
| ENGINEERING SUPPORT SERVICES LLC | Business | 184007123-0002 | GLEN ELLYN | NOT RENEWED | Verify |
| ENGINEERS INTERNATIONAL INC | Business | 184001855-0002 | WESTMONT | NOT RENEWED | Verify |
| ENGINIUS LLC | Business | 184006756-0002 | CHICAGO | ACTIVE | Verify |
| ENTACT, LLC | Business | 184008644-0002 | WESTMONT | ACTIVE | Verify |
| ENTASIS INC | Business | 184000676-0001 | FRANKFORT | NOT RENEWED | Verify |
| ENTECH OF NORTHERN ILLINOIS INC | Business | 184001261-0002 | ROCKFORD | NOT RENEWED | Verify |
| ENTERPRISE INDUSTRIES INC | Business | 184001221-0006 | FRANKFORT | NOT RENEWED | Verify |
| ENTRAN PLC | Business | 184001385-0006 | CHICAGO | CANCELLED | Verify |
| ENTRUST SOLUTIONS GROUP, LLC | Business | 184008968-0002 | WARRENVILLE | NOT RENEWED | Verify |
| ENVIROCONTROL SYSTEMS DESIGN INC | Business | 184003813-0002 | NORTHBROOK | ACTIVE | Verify |
| ENVIRODYNE ENGINEERS | Business | 184001041-0006 | CHICAGO | INOPERATIVE | Verify |
| ENVIRONMENTAL & PROCESS ENGINEERS INC | Business | 184001700-0002 | NAPERVILLE | NOT RENEWED | Verify |
| ENVIRONMENTAL ASSOCIATED SERVICES | Business | 184001813-0002 | ROCK ISLAND | NOT RENEWED | Verify |
| ENVIRONMENTAL CONSULTING GROUP INC | Business | 184000141-0002 | ELMHURST | NOT RENEWED | Verify |
| ENVIRONMENTAL DESIGN | Business | 184001507-0001 | CHICAGO | NOT RENEWED | Verify |
| ENVIRONMENTAL DESIGN INTERNATIONAL INC | Business | 184001224-0010 | CHICAGO | ACTIVE | Verify |
| ENVIRONMENTAL ENGINEERING CONSULTANTS PC | Business | 184006372-0002 | DARIEN | NOT RENEWED | Verify |
| ENVIRONMENTAL GROUP SERVICES | Business | 184005642-0002 | CHICAGO | ACTIVE | Verify |
| ENVIRONMENTAL GROUP SERVICES LTD | Business | 184001176-0002 | CHICAGO | NOT RENEWED | Verify |
| ENVIRONMENTAL INFORMATION LOGISTICS LLC | Business | 184004752-0002 | DOWNERS GROVE | ACTIVE | Verify |