1) ADVANCE ILLINOIS
2) ADVANCED ENERGY UNITED AEU
3) ASSURANT, INC.
4) AT T ILLINOIS AND ITS AFFILIATES
5) AUX SABLE LIQUID PRODUCTS, INC.
6) BELLEFAIRE JCB
7) CITGO RENEWABLE ENERGY GROUP
8) CITY OF CHICAGO
9) CLEARWAY ENERGY GROUP, LLC
10) CONSTELLATION ENERGY GENERATION, LLC
11) GENERAL MOTORS LLC
12) GULFSTREAM AEROSPACE CORPORATION
13) ILLINOIS ASSOCIATION OF PRESCRIBING PSYCHOLOGISTS IAPP
14) ILLINOIS ASSOCIATION OF REHABILITATION FACILITIES
15) ILLINOIS LAND TITLE ASSOCIATION
16) ILLINOIS PSYCHOLOGICAL ASSOCIATION
17) JUPITER POWER LLC
18) KEY CAPTURE ENERGY
19) MEIJER, INC.
20) METROPOLITAN PIER EXPOSITION AUTHORITY
21) NEW LEAF ENERGY INC.
22) NICOR GAS
23) NORTHERN TRUST CORPORATION
24) PROGRESSIVE TREATMENT SOLUTIONS LLC
25) REDSPEED ILLINOIS
26) STATE FARM MUTUAL AUTOMOBILE INSURANCE COMPANIES
27) TEACH FOR AMERICA
28) TEACH PLUS INC.
29) UNIVERSITY OF CHICAGO MEDICAL CENTER