| COMPASS COMPRESSION SERVICES LTD. | Calgary | Alberta | T2G 5N4 |
| ESSO CHEMICAL CANADA | North York | Ontario | M3B 1Z2 |
| AIR UNLIMITED INC. | Winnipeg | Manitoba | R3L 2R2 |
| SMARDT INC. | Dorval | Quebec | H9P 1H7 |
| RESOURCES CONSERVATION CO. INTERNATIONAL | Bellevue | Washington | |
| COMPRESSOR SCIENCE INC. | Cambridge | Ontario | N1R 8G8 |
| DRESSER-RAND CANADA, INC. | Edmonton | Alberta | T6E 6S1 |
| TURBO EXCHANGE INC. | Calgary | Alberta | T2J 5G5 |
| GARDNER DENVER CANADA CORP. | Oakville | Ontario | L6L 5M9 |
| ACKLANDS-GRAINGER INC. | Winnipeg | Manitoba | R3C 1C4 |
| SUPEREX CANADA LIMITED/SUPEREX CANADA LIMITEE | North York | Ontario | M2H 3B8 |
| CANADIAN PACIFIC RAILWAY COMPANY | Calgary | Alberta | T2C 4X9 |
| HC PIPER MANUFACTURING INC. | Calgary | Alberta | T3S 0A1 |
| ANGI ENERGY SYSTEMS, LLC | Milton | Wisconsin | |
| J. OSKAM STEEL FABRICATORS LIMITED | Port Colborne | Ontario | L3K 6G5 |
| WAL-MART CANADA CORP/LA COMPAGNIE WAL-MART DU CANADA | Mississauga | Ontario | L5N 1P9 |
| DAIMLER TRUCKS CANADA LTD./CAMION DAIMLER CANADA LTEE | Portland | Oregon | |
| TSC STORES L.P. | London | Ontario | N5V 3A9 |
| ALAMO INDUSTRIES LTD | Calgary | Alberta | T2K 5Y4 |
| ATLAS COPCO CANADA INC. | Lively | Ontario | P3Y 1L2 |
| OUTILLAGES KING CANADA INC | Dorval | Quebec | H9P 2Y4 |
| CNH INDUSTRIAL CANADA, LTD./CNH INDUSTRIEL CANADA, LTEE | Burlington | Ontario | L7N 3M6 |
| KAESER COMPRESSORS INC/KAESER COMPRESSEURS INC | Boisbriand | Quebec | J7H 1R5 |
| WISEWORTH CANADA INDUSTRIES (1996) LTD. | Surrey | British Columbia | V3S 3M3 |
| BIDELL EQUIPMENT LIMITED PARTNERSHIP | Calgary | Alberta | T2C 4Z1 |
| KEYERA PARTNERSHIP | Calgary | Alberta | T2P 3N4 |
| WAINBEE LIMITED/WAINBEE LIMITEE | Mississauga | Ontario | L4Z 3S6 |
| GENERAL MOTORS OF CANADA LIMITED / GENERAL MOTORS DU CANADA | Oshawa | Ontario | L1H 8P7 |
| NORTHWEST EQUIPMENT LTD | Airdrie | Alberta | T4A 2J7 |
| CUMMINS WESTERN CANADA LIMITED PARTNERSHIP | Surrey | British Columbia | V4N 3P8 |
| ADF DIESEL MONTREAL INC | Dorval | Quebec | H9P 1J8 |
| INDUSTRIAL ENGINES LIMITED | Delta | British Columbia | V3M 5S2 |
| COSTCO WHOLESALE CANADA LTD | Ottawa | Ontario | K2E 1C5 |
| THERMO KING WESTERN INC | Edmonton | Alberta | T5V 1B7 |
| ADP DISTRIBUTORS INC | Surrey | British Columbia | V4N 4X5 |
| GAS DRIVE GLOBAL LP | Calgary | Alberta | T2G 0K3 |
| COMPRESSCO CANADA INC | Calgary | Alberta | T2C 2X2 |
| JOHN DEERE CANADA ULC | Grimsby | Ontario | L3M 4H5 |
| FORD MOTOR COMPANY OF CANADA, LIMITED/FORD DU CANADA LIMITEE | Brampton | Ontario | L6T 4M3 |
| NOVA CHEMICALS CORPORATION | Calgary | Alberta | T2P 5L5 |
| NATIONAL COMPRESSED AIR CANADA LTD | Mississauga | Ontario | L5C 4P9 |
| SCHLUMBERGER WELL SERVICES | Calgary | Alberta | T2G 0P6 |
| PAINTLINE PRODUCTS INC. | Barrie | Ontario | L4N 8Y6 |
| HOME DEPOT OF CANADA INC | North York | Ontario | M3C 4H9 |
| FCA CANADA INC. | Windsor | Ontario | N9A 5K3 |
| ELECTRO-MOTIVE CANADA COMPANY | La Grange | Illinois | |
| TOROMONT INDUSTRIES LTD./ INDUSTRIES TOROMONT LTEE | Concord | Ontario | L4K 5B7 |
| NAVISTAR CANADA, INC. | Burlington | Ontario | L7L 5H4 |
| WAJAX POWER SYSTEMS WEST | Mississauga | Ontario | L4X 2C5 |
| CENTRAL AIR EQUIPMENT LTD. | Calgary | Alberta | T2G 4E1 |
| CUMMINS EST DU CANADA SEC/ CUM MINS EASTERN CANADA LP | Candiac | Quebec | J5R 6Z7 |
| GENERAL ELECTRIC CANADA | Mississauga | Ontario | L5N 5P9 |
| BD ENGINE BRAKE INC. | Abbotsford | British Columbia | V2S 7W2 |
| MERCEDES-BENZ CANADA INC | Toronto | Ontario | M4G 4C9 |
| RIO TINTO ALCAN INC. | Montr | Quebec | H3A 3G2 |
| PROPAK SYSTEMS LTD | Airdrie | Alberta | T4A 2J8 |
| COMAIRCO EQUIPMENT LTD. / EQUIPEMENT CO MAIRCO LTEE | Laval | Quebec | H7C 2S9 |
| PRINCESS AUTO LTD. | Winnipeg | Manitoba | R3C 2W7 |
| MACK TRUCKS CANADA | Mississauga | Ontario | L5N 0B3 |
| I.M. W INDUSTRIES | Seal Beach | California | |
| SAIPEM CANADA INC. | Montr | Quebec | H3A 3J2 |
| HUMBOLDT WEDAG INC | Norcross | Georgia | |
| CANADIAN NATURAL RESOURCES LIMITED | Calgary | Alberta | T2P 4J8 |
| WILLIAMS ENERGY CANADA ULC | Calgary | Alberta | T2P 1M7 |
| WILLIAMS HORIZON OFFGAS ULC | Calgary | Alberta | T2P 1M7 |
| AGGREKO CANADA INC. | Toronto | Ontario | M9W 2Z0 |
| COMPRESSION TECHNOLOGY CORPORATION | Milton | Ontario | L9T 4W8 |
| BE PRESSURE SUPPLY INC. | Abbotsford | British Columbia | V2S 4N2 |
| CAMERON COMPRESSOR LIMITED | Mississauga | Ontario | L4X 2G6 |
| TRANSCANADA PIPELINES LIMITED | Calgary | Alberta | T2P 3Y6 |
| PACCAR OF CANADA LTD.- PACCAR DU CANADA LTEE | Mississauga | Ontario | L5N 4J8 |
| PACCAR INC | Renton | Washington | |
| LOWE'S COMPANIES CANADA, ULC | North York | Ontario | M2N 6L9 |
| VOLKSWAGEN GROUP CANADA INC. | Barrie | Ontario | L4M 5P4 |
| EASTERN DIVISION HENRY SCHEIN ASH ARCONA INC. | Niagara on the Lake | Ontario | L0S 1J0 |
| TR CANADA INC. | Calgary | Alberta | T2P 2Y5 |
| AERZEN BLOWERS AND COMPRESSORS OF CANADA INC. | Vaudreuil-Dorion | Quebec | J7V 8P2 |
| COMPRESSEURS QUEBEC | Saint-Laurent | Quebec | H4R 2E9 |
| HEWITT EQUIPMENT LIMITED | Pointe-Claire | Quebec | H9R 1B8 |
| CANADIAN TIRE CORPORATION , LIMITED | Brampton | Ontario | L6T 4L5 |
| PEAVEY MART | Red Deer | Alberta | T4P 2H9 |
| PEMBINA PIPELINE CORPORATION | Calgary | Alberta | T2P 1G1 |
| ENERFLEX COMPRESSION & POWER (DOMESTIC) | Calgary | Alberta | T2G 0K3 |
| IR CANADA SALES & SERVICE ULC | Toronto | Ontario | M9W 4K2 |
| MAKITA CANADA INC | Whitby | Ontario | L1N 7B7 |
| BENDIX CVS CANADA INC. | Toronto | Ontario | M5X 1B8 |
| NUAIRE, INC | Plymouth | Minnesota | |
| HUSQVARNA CANADA CORP. | Mississauga | Ontario | L5V 0B4 |
| ENTREPRISES LARRY INC. | Montr | Quebec | H4E 1A5 |
| NATIONAL PROCESS EQUIPMENT INC | Calgary | Alberta | T2C 3C9 |
| FINNING INTERNATIONAL INC. | Vancouver | British Columbia | V6C 2X8 |
| BURCKHARDT COMPRESSION (CANADA) INC. | Mississauga | Ontario | L4W 4M2 |
| CHAMCO INDUSTRIES LTD. | Calgary | Alberta | T3S 0A2 |
| ASSOCIATE ENGINEERING CORPORATION | Hustisford | Wisconsin | |
| HUSKY OIL OPERATIONS LIMITED | Calgary | Alberta | T2P 3G7 |
| MMD EQUIPMENT | Valencia | California | |
| TOYOTA CANADA INC / LEXUS DIVISION | Toronto | Ontario | M1H 1H9 |