| 1216037 ONTARIO INC. | Toronto | Ontario | M4N 2C7 |
| PROCON SYSTEMS INC. | Edmonton | Alberta | T6E 3P1 |
| TERUMO BCT (CANADA) INC. | Mississauga | Ontario | L4Z 1S1 |
| VOLKSWAGEN GROUP CANADA INC. | Barrie | Ontario | L4M 5P4 |
| CONTRO VALVE EQUIPMENT INC/LES EQUIPEMENTS CONTRO VALVE INC | Brossard | Quebec | J4W 2T9 |
| PETRO-TECHNA INTERNATIONAL LTD | Mississauga | Ontario | L4Z 1V9 |
| VERONICS INSTRUMENTS INC | Stoney Creek | Ontario | L8E 0C5 |
| IMPERIAL OIL RESOURCES VENTURES LIMITED | Calgary | Alberta | T1Y 6X2 |
| RAVEN INDUSTRIES CANADA, INC. | Sioux Falls | South Dakota | |
| QUALITROL COMPANY LLC | Fairport | New York | |
| JOHN DEERE CANADA ULC | Grimsby | Ontario | L3M 4H5 |
| AIR CANADA JAZZ | Halifax | Nova Scotia | B2T 1E4 |
| WILLIAMS HORIZON OFFGAS ULC | Calgary | Alberta | T2P 1M7 |
| RESPONSE BIOMEDICAL CORP. | Vancouver | British Columbia | V6P 6P2 |
| NOVA CHEMICALS CORPORATION | Calgary | Alberta | T2P 5L5 |
| FORTRESS ENGINEERING LTD. | Calgary | Alberta | T2J 7E5 |
| METERCOR INC. | Calgary | Alberta | T2Z 3V9 |
| DISTRIBUTION QUALTECH INC. / QUALTECH DISTRIBUTION INC. | Saint-Hyacinthe | Quebec | J2R 1E4 |
| ZIMCO GAUGE & VALVES LTD | Calgary | Alberta | T2H 1Z5 |
| FORD MOTOR COMPANY OF CANADA, LIMITED/FORD DU CANADA LIMITEE | Brampton | Ontario | L6T 4M3 |
| IFM EFECTOR, INC. | Exton | Pennsylvania | |
| AUTOMATISATION EVEREST INC. / EVEREST AUTOMATION INC. | Saint-Nicolas | Quebec | G7A 1B3 |
| YOKOGAWA CORPORATION OF AMERICA | Newnan | Georgia | |
| PRATT & WHITNEY PUREPOWER ENGINE CANADA DISTRIBUTION CORP. | Longueuil | Quebec | J4G 1A1 |
| MACK TRUCKS CANADA | Mississauga | Ontario | L5N 0B3 |
| THE WELLMARK COMPANY, INC. | Oklahoma City | Oklahoma | |
| GUILLEVIN INTERNATIONAL CO. | Saint-L | Quebec | H1P 3H3 |
| G PRODUCTION INC. | Baie-d'Urf | Quebec | H9X 3S4 |
| KINDER MORGAN CANADA INC. | Calgary | Alberta | T2P 5J2 |
| CAMERON CANADA CORPORATION | Sarnia | Ontario | N7S 5N5 |
| ONESUBSEA CANADA ULC | Mount Pearl | Newfoundland and Labrador | A1N 5G5 |
| GIBSON ENERGY PARTNERSHIP | Calgary | Alberta | T2P 5E9 |
| CONFLOW TECHNOLOGIES INC. | Brampton | Ontario | L7A 1C2 |
| HIGHLAND VALLEY COPPER CORPORATION | Vancouver | British Columbia | V6C 0B3 |
| CANADIAN NATURAL RESOURCES LIMITED | Calgary | Alberta | T2P 4J8 |
| ZTR CONTROL SYS CANADA | London | Ontario | N6N 1E4 |
| TRILLIUM MEASUREMENT AND CONTROL | Markham | Ontario | L3R 0E2 |
| UPONOR LTD. | Regina | Saskatchewan | S4N 5T6 |
| GAMBRO INC | Richmond Hill | Ontario | L4B 2N3 |
| MRC CANADA ULC | Calgary | Alberta | T2P 3P4 |
| SCHLUMBERGER WELL SERVICES | Calgary | Alberta | T2G 0P6 |
| GENERAL MOTORS OF CANADA LIMITED / GENERAL MOTORS DU CANADA | Oshawa | Ontario | L1H 8P7 |
| HAMDON WELLSITE SOLUTIONS LTD | Edmonton | Alberta | T6N 1C9 |
| SUNCOR ENERGY OIL SANDS LIMITED PARTNERSHIP | Calgary | Alberta | T2P 3E3 |
| S R POTTEN ENTERPRISES LTD | Lachine | Quebec | H8T 3C8 |
| SPARTAN CONTROLS LTD | Calgary | Alberta | T2A 7V2 |
| COLD LAKE PIPELINE LIMITED PARTNERSHIP | Calgary | Alberta | T2P 4K3 |
| EMERSON ELECTRIC CANADA LIMITED/EMERSON ELECTRIQUE DU CANADA | Markham | Ontario | L3R 0Y6 |
| POTTER ELECTRIC SIGNAL COMPANY, LLC | Hazelwood | Missouri | |
| ENBRIDGE PIPELINES (ATHABASCA) INC | Calgary | Alberta | T2P 4K9 |
| HOWARD MARTEN FLUID TECHNOLOGIES INC. | Pickering | Ontario | L1W 2Y5 |
| BURKERT CONTROMATIC INC | Burlington | Ontario | L7L 5Y7 |
| CB ENGINEERING LTD | Calgary | Alberta | T2G 5K9 |
| WAJAX INDUSTRIAL COMPONENTS LIMITED PARTNERSHIP | Mississauga | Ontario | L4X 2C5 |
| PROMINENT FLUID CONTROLS LTD. | Guelph | Ontario | N1G 4P5 |
| LES TECHNOLOGIES POLYCONTROLES INC . | Brossard | Quebec | J4Y 2Z2 |
| MAX-QUIP INC | Calgary | Alberta | T2C 2S4 |
| WORLEYPARSONS CANADA SERVICES LTD . | Edmonton | Alberta | T6E 5Z2 |
| WESTECH INDUSTRIAL LTD. | Calgary | Alberta | T2H 1Z6 |
| BELL HELICOPTER TEXTRON CANADA LIMITED | Mirabel | Quebec | J7J 1R4 |
| AVENSYS INC | Sillery | Quebec | G1S 3G3 |
| ACCU-FLO METER SERVICE LTD | Calgary | Alberta | T2G 2Y8 |
| VANKO ANALYTICS LIMITED | Edmonton | Alberta | T6B 2W2 |
| CNH INDUSTRIAL CANADA, LTD./CNH INDUSTRIEL CANADA, LTEE | Burlington | Ontario | L7N 3M6 |
| ABB INC DIVISION AUTOMATION | Saint-Laurent | Quebec | H4S 1N6 |
| SIEMENS CANADA LIMITED/SIEMENS CANADA LIMITEE | Oakville | Ontario | L6H 0H6 |
| WEATHERFORD CANADA PARTNERSHIP | Edmonton | Alberta | T6P 1K1 |
| APV CANADA | Dollard-des-Ormeaux | Quebec | H9B 3H9 |
| MP FILTRI (CANADA) INC | Concord | Ontario | L4K 2N1 |
| FLOW MEASUREMENT SOLUTIONS LTD | Calgary | Alberta | T2V 3H2 |
| TRACERCO RADIOACTIVE DIAGNOSTIC SERVICES CANADA INC | Chicago | Illinois | |
| BOMBARDIER PRODUITS RECREATIFS INC./BOMBARDIER RECREATIONAL | Valcourt | Quebec | J0E 2L0 |
| PACCAR INC | Renton | Washington | |
| FCA CANADA INC. | Windsor | Ontario | N9A 5K3 |
| G S HITECH CONTROLS INC | Calgary | Alberta | T2H 1L9 |
| BARBER ENGINEERING & CONTROLS | Edmonton | Alberta | T6E 5X1 |
| PEMBINA CONTROLS INC | Edmonton | Alberta | T6E 5R2 |
| DAIMLER TRUCKS CANADA LTD./CAMION DAIMLER CANADA LTEE | Portland | Oregon | |
| AUTONEUM CANADA LTD. | Tillsonburg | Ontario | N4G 4H8 |
| TUNDRA PROCESS SOLUTIONS LTD. | Calgary | Alberta | T2Z 3X1 |
| GAS EQUIPMENT SUPPLIES | Mississauga | Ontario | L5S 1Y6 |
| GEORG FISCHER PIPING SYSTEMS LTD. | Mississauga | Ontario | L5T 2B2 |
| ENBRIDGE PIPELINES INC | Edmonton | Alberta | T5J 2J9 |
| SIMARK CONTROLS LTD | Calgary | Alberta | T2C 5C2 |
| STEWART WARNER CORPORATION OF CANADA | Belleville | Ontario | K8N 5B8 |
| SOUTHWEST ENERGY CONTROL SYSTEMS OF CANADA LTD. | Pickering | Ontario | L1W 3G7 |
| PRATT & WHITNEY CANADA CORP./PRATT & WHITNEY CANADA CIE. | Longueuil | Quebec | J4G 1A1 |
| PACCAR OF CANADA LTD.- PACCAR DU CANADA LTEE | Mississauga | Ontario | L5N 4J8 |
| VECTOR AEROSPACE ENGINE SERVICES -ATLANTIC INC. | Toronto | Ontario | M4W 1A8 |
| ESC AUTOMATION INC. | Surrey | British Columbia | V3W 8J6 |
| ONTARIO POWER GENERATION INC. | Toronto | Ontario | M5G 1X6 |
| HONDA CANADA INC. | Markham | Ontario | L6C 0H9 |
| AGAR CANADA CORPORATION | Calgary | Alberta | T2E 8W7 |
| HOSKIN SCIENTIFIC LIMITED/HOSKIN SCIENTIFIQUE LIMITEE | Burnaby | British Columbia | V5C 4E7 |
| WILLIAMS ENERGY CANADA ULC | Calgary | Alberta | T2P 1M7 |
| JOHNSON CONTROLS CANADA LP | Markham | Ontario | L3R 5V4 |
| LINCOLN INDUSTRIAL CORPORATION | St. Louis | Missouri | |
| WEAMCO, INCORPORATED | Sapulpa | Oklahoma | |
| P.D. MCLAREN LIMITED | Burnaby | British Columbia | V5J 1H8 |
| MENASCO AEROSPACE | Oakville | Ontario | L6L 5Y7 |