| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| MANN GIN DUBIN & FRAZIER LTD | Business | 184003583-0001 | CHICAGO | NOT RENEWED | Verify |
| MANNISI & ASSOCIATES | Business | 184001634-0001 | EDWARDSVILLE | NOT RENEWED | Verify |
| MANSKE DIECKMANN THOMPSON | Business | 184000792-0001 | CHICAGO | NOT RENEWED | Verify |
| MANSKE DIECKMANN THOMPSON PLLC | Business | 184008729-0001 | CHICAGO | ACTIVE | Verify |
| MANTUS ARCHITECTS INC | Business | 184002403-0001 | CHICAGO | NOT RENEWED | Verify |
| MANTUS ASSOCIATES INC | Business | 184002417-0001 | CALEDONIA | NOT RENEWED | Verify |
| MAP STUDIO LLC | Business | 184007280-0001 | CHICAGO | ACTIVE | Verify |
| MAPLE TESTING SERVICES INC | Business | 184006325-0002 | LISLE | ACTIVE | Verify |
| MARC ANDERSON ARCHITECTS, LLC | Business | 184007604-0001 | CHICAGO | ACTIVE | Verify |
| MARCHESE AND SONS INC | Business | 184002762-0008 | ROSELLE | ACTIVE | Verify |
| MARCHRIS ENGINEERING LIMITED | Business | 184004793-0002 | SCHAUMBURG | NOT RENEWED | Verify |
| MARK DEMSKY ARCHITECTS LTD | Business | 184003048-0001 | CHICAGO | NOT RENEWED | Verify |
| MARK E NUSSBAUM PE | Business | 184004075-0002 | OAK PARK | ACTIVE | Verify |
| MARK E SPENCER ARCHITECT INC | Business | 184002274-0001 | CHICAGO | CANCELLED | Verify |
| MARK ELMORE ASSOCIATES ARCHITECTS | Business | 184002924-0001 | CRYSTAL LAKE | NOT RENEWED | Verify |
| MARK ERIC BENNER ARCHITECTS LTD | Business | 184007023-0001 | NORTHBROOK | NOT RENEWED | Verify |
| MARK J RIDOLPHI AIA ARCHITECTS | Business | 184000764-0001 | WESTCHESTER | CLOSED | Verify |
| MARK MCKINNEY ARCHITECTURES LLC | Business | 184006661-0001 | CHICAGO | NOT RENEWED | Verify |
| MARK T GOLAN ARCHITECT LTD | Business | 184002697-0001 | RIVERWOODS | ACTIVE | Verify |
| MARK ZINNI ARCHITECTS LTD | Business | 184000234-0001 | RIVER FOREST | ACTIVE | Verify |
| MARKER ASSOCIATES PC | Business | 184003079-0001 | ELMHURST | NOT RENEWED | Verify |
| MARKHAM ENGINEERING & CONSULTING LLC | Business | 184006217-0002 | AURORA | NOT RENEWED | Verify |
| MARQUETTE STEEL SUPPLY & FABRICATION INC | Business | 184006589-0003 | OTTAWA | ACTIVE | Verify |
| MARSHALL ARCHITECTS | Business | 184002459-0001 | ST CHARLES | NOT RENEWED | Verify |
| MARSHALL ARCHITECTS INC | Business | 184007517-0001 | ST CHARLES | ACTIVE | Verify |
| MARSIM ENERGY LLC | Business | 184009295-0002 | CHICAGO | ACTIVE | Verify |
| MARTIN & LAM INC | Business | 184001467-0003 | CHICAGO | NOT RENEWED | Verify |
| MARTIN KLEINMAN & ASSOCIATES LLC | Business | 184005480-0001 | CHICAGO | NOT RENEWED | Verify |
| MARTIN M ENGINEERING INC | Business | 184005285-0010 | MOKENA | ACTIVE | Verify |
| MARTS & VALENTIN ARCHITECTS LTD | Business | 184009068-0001 | CHICAGO | ACTIVE | Verify |
| MARVIN R JENKINS & ASSOCIATES INC | Business | 184002810-0008 | SALEM | ACTIVE | Verify |
| MARY O'TOOLE PC | Business | 184004821-0001 | CHICAGO | INACTIVE | Verify |
| MAS ENGINEERING PLLC | Business | 184005509-0010 | PARIS | ACTIVE | Verify |
| MAS STUDIO PLLC | Business | 184009163-0001 | CHICAGO | ACTIVE | Verify |
| MASSEY ASSOCIATES ARCHITECTS INC | Business | 184004767-0001 | CHICAGO | ACTIVE | Verify |
| MASTRO & SKYLAR ARCHITECTS | Business | 184002986-0001 | CHICAGO | NOT RENEWED | Verify |
| MASTRO DESIGN/BUILDERS INC | Business | 184003326-0001 | PALATINE | NOT RENEWED | Verify |
| MASTRO-VALERIO INC | Business | 184000434-0001 | CHICAGO | NOT RENEWED | Verify |
| MATERIAL ELEMENT STUDIO, PLLC | Business | 184009399-0001 | CHICAGO | ACTIVE | Verify |
| MATERIAL SERVICE TESTING INC | Business | 184005804-0002 | CHICAGO | ACTIVE | Verify |
| MATERIAL SOLUTIONS LABORATORY CORPORATION | Business | 184005029-0002 | ELK GROVE VILLAGE | ACTIVE | Verify |
| MATERIALS ENGINEERING INC | Business | 184003795-0002 | VIRGIL | NOT RENEWED | Verify |
| MATOCHA ASSOCIATES | Business | 184002166-0001 | HINSDALE | NOT RENEWED | Verify |
| MATRIX ENGINEERING CORPORATION | Business | 184001564-0003 | CHICAGO | NOT RENEWED | Verify |
| MATRIX ENVIRONMENTAL INC | Business | 184003678-0002 | LIBERTYVILLE | NOT RENEWED | Verify |
| MATTHEI & COLIN ASSOCIATES LLC | Business | 184007043-0001 | CHICAGO | ACTIVE | Verify |
| MATTHEI AND COLIN ASSOCIATES | Business | 184000762-0001 | CHICAGO | CANCELLED | Verify |
| MATTHEWS AND LAZDINS LTD | Business | 184004940-0010 | KANKAKEE | NOT RENEWED | Verify |
| MATTHIAS JANS & ASSOCIATES LTD | Business | 184000378-0001 | BUFFALO GROVE | NOT RENEWED | Verify |
| MATTSON ASSOCIATES LTD | Business | 184001827-0001 | DOWNERS GROVE | NOT RENEWED | Verify |