| Company Name | Address | City | State | Zip Code | Phone Number | Fax Number |
| A LOUIS SUPPLY CO | 5610 MAIN AVE | ASHTABULA | OH | 44004 | (440) 997-5161 | |
| ALS ENVIRONMENTAL | 1317 S 13TH AVE, BOX 479 | KELSO | WA | 98626 | (360) 577-7222 | (360) 636-1068 |
| ALS GROUP USA CORPORATION | 3352 128TH AVE | HOLLAND | MI | 49424 | (616) 399-6070 | (616) 399 6185 |
| AMERICAN POWERNET MANAGEMENT LP | 45 COMMERCE DR | WYOMISSING | PA | 19610 | (610) 372-8500 | (610) 372-9100 |
| ANATEK LABS INC | 1282 ALTURAS DR | MOSCOW | ID | 83843 | (208) 883-2839 | (208) 882-9246 |
| BIDNET | 20A RAILROAD AVE | ALBANY | NY | 12205 | (800) 677-1997 | (518) 438-0599 |
| CARNOW CONIBEAR & ASSOC LTD | 600 W VAN BUREN, STE 500 | CHICAGO | IL | 60607 | (312) 762-2930 | (312) 782-5145 |
| CONSTRUCT CONNECT | 30 TECHNOLOGY PKWY S, STE 100 | NORCROSS | GA | 30092 | (800) 364-2059 | (866) 570-8187 |
| CYCLOPUR INC | 2430 N HALSTED, 4TH FL | CHICAGO | IL | 60614 | (312) 639-5009 | (999) 999-9999 |
| EA ENGINEERING, SCIENCE AND | 231 SCHILLING CIRCLE | HUNT VALLEY | MA | 21031 | (410) 584-7000 | |
| ECS MIDWEST | 572 BARCLAY BLVD | BUFFALO GROVE | IL | 60089 | (224) 462-8515 | (708) 430-9854 |
| EK INDUSTRIES | 1403 HERKIMER ST | JOLIET | IL | 60432 | (779) 375-8288 | (779) 375-8288 |
| ENTHALPY ANALYTICAL | 1941 REYMET ROAD | RICHMOND | VA | 34212 | (804) 682-0331 | (804) 682-0331 |
| ENVIRONMENTAL MONITORING AND | 509 N 3RD AVE | DES PLAINES | IL | 60016 | (847) 324-3304 | (847) 967-6735 |
| EUROFINS EATON ANALYTICAL | 110 SOUTH HILL ST | SOUTH BEND | IN | 46617 | (717) 497-5090 | (574) 233-8207 |
| EUROFINS ENVIRONMENT TESTING NORTH | 2417 BOND ST | UNIVERSITY PARK | IL | 60484 | (708) 534-5200 | (708) 534-5211 |
| EUROFINS LANCASTER LABORATORIES | 2425 NEW HOLLAND PIKE | LANCASTER | PA | 17601 | (717) 823-7123 | (717) 656-2381 |
| GRACE ANALYTICAL LAB INC | 5300 MCDERMOTT DR, SUITE A | BERKELEY | IL | 60163 | (708) 449-9449 | (312) 724-9011 |
| IES SOLUTION | 13435 KOLMAR AVE | CRESTWOOD | IL | 60445 | (708) 926-9588 | (708) 926-9251 |
| LEMAY AUTO SUPPLY | 3130 N LINCOLN AVE | CHICAGO | IL | 60657 | (847) 754-7838 | (773) 477-2589 |
| MIODRAG REAL ESTATE | 803 AMBRIANCE DR | BURR RIDGE | IL | 60527 | (773) 270-0803 | (708) 546-0291 |
| MIRION TECHNOLOGIES - GDS - INC | 2652 MCGAW AVE | IRVINE | CA | 92614 | (949) 419-1000 | (949) 296-1144 |
| NEELYX LABS INC | 330 GEORGETOWN SQUARE | WOOD DALE | IL | 60191 | (630) 214-3800 | 999-999-9999 |
| NORTH AMERICA PROCUREMENT COUNCIL | P O BOX 40445 | GRAND JUNCTION | CO | 81504 | (302) 450-1923 | (302) 450-1925 |
| PACE ANALYTICAL SERVICES LLC | 2665 LONG LAKE RD. STE #300 | ROSEVILLE | MN | 55113 | (615) 684-1229 | (612) 607-6344 |
| PRIME VENDOR INC | 4622 CEDAR AVE, BLDG 5, STE 123 | WILMINGTON | NC | 28403-6916 | (800) 746-9554 | (910) 726-1973 |
| SMARTPROCURE INC | 700 W HILLSBORO BLVD, STE 4-100 | DEERFIELD BEACH | FL | 33441 | (888) 998-8675 | (954) 399-7067 |
| TEKLAB INC | 5445 HORSESHOE LAKE RD | COLLINSVILLE | IL | 62234 | (618) 344-1004 | (618) 344-1005 |
| VERILY LIFE SCIENCES | 269 E GRAND AVE | SOUTH SAN FRANCISCO | CA | 94080 | (415) 855-1512 | (000) 000-0000 |