| Maple Reinders Constructors LTD. CA-E-5BN7-S7SZ | Federal corporation | Active | Mississauga | $554.4M |
| Compucom Canada Corp. CA-E-CJP3-ZADE | Public business record | — | Mississauga, MONTREAL | $367.1M |
| World Vision Canada - CA-E-T2YK-7TG4 | Federal not-for-profit corporation | Active | Mississauga | $235.0M |
| World Vision Canada-vision Mondiale Canada CA-E-B922-4DSS | Registered charity | Former | MISSISSAUGA | $180.2M |
| Achēv CA-E-CX47-S3BQ | Registered charity | Active | Mississauga | $169.7M |
| Food Banks Canada CA-E-QPXP-Z5KX | Registered charity | Active | Mississauga | $86.8M |
| Panasonic Canada INC. CA-E-PEHN-ZNQ1 | Federal corporation | Active | Mississauga | $85.4M |
| Greater Toronto Airports Authority CA-E-QZ5X-5DWH | Federal not-for-profit corporation | Active | MISSISSAUGA | $77.9M |
| Indus Community Services CA-E-DW3F-DVEG | Registered charity | Current | Mississauga | $45.2M |
| Kia Canada INC. CA-E-ZC8S-XCK1 | Federal corporation | Active | Mississauga | $44.4M |
| Applied Electronics Limited CA-E-QKZW-R6GP | Public business record | ACTIVE | Mississauga | $42.2M |
| Nadine International Inc. CA-E-G1BW-2D60 | Public business record | — | Mississauga | $32.5M |
| Getinge Canada Limited CA-E-G5M6-F8P2 | Federal corporation | Active | Mississauga | $28.2M |
| Subaru Canada Incorporated CA-E-EXZC-7Q5D | Public business record | — | Mississauga | $26.7M |
| Aero Supplies Inc. CA-E-5FTM-F59S | Public business record | — | Mississauga | $23.4M |
| Beckman Coulter Canada INC. CA-E-SF2C-CXDD | Public business record | — | Mississauga | $16.7M |
| Nikon Canada INC. CA-E-1Z0S-67KR | Federal corporation | Active | Mississauga | $15.0M |
| M J Dixon Construction Limited CA-E-KE6T-8BK7 | Licensed business | Cancelled | Mississauga, Toronto | $14.0M |
| Bio-rad Laboratories (canada) LTD. CA-E-7F92-S8G5 | Public business record | — | Mississauga | $13.6M |
| Visiontec (2008) LTD. CA-E-N1X8-XDR8 | Organisation | INACTIVE | GEORGETOWN | $13.4M |
| Maxxam Analytics International Corporation CA-E-M65A-QZJ2 | Federal corporation | Active | Mississauga | $13.4M |
| Tallman Truck Centre Limited CA-E-B980-XYJM | Public business record | ACTIVE | Mississauga | $12.6M |
| Vci Controls INC. CA-E-8ZK2-A8EN | Federal corporation | Inactive | Vaughan | $12.5M |
| Melrose Paving Co. Ltd. CA-E-28H9-CV6Z | Licensed business | ACTIVE | Mississauga, Toronto | $11.7M |
| Gamble Technologies Limited CA-E-7CCC-FG4F | Federal corporation | Active | Mississauga | $11.3M |
| Roof Tile Management CA-E-6Z0X-FYNP | Licensed business | Issued | Mississauga, Toronto | $10.0M |
| Hydrogenics Corporation - CA-E-WG0D-DPA0 | Federal corporation | Active | Mississauga | $7.6M |
| Eppendorf Canada Limited CA-E-95VT-930R | Public business record | — | Mississauga, MISSISSAUGA | $7.5M |
| Allseating Corporation CA-E-RDJ0-E6W9 | Public business record | ACTIVE | Mississauga | $7.0M |
| Gap Wireless Inc. CA-E-PBMN-0DZW | Public business record | ACTIVE | Mississauga | $5.7M |
| Muslim Association of Canada CA-E-SASZ-TS00 | Registered charity | Active | Mississauga | $5.5M |
| Ari Financial Services INC. CA-E-Q3EC-WFMS | Federal corporation | Active | MISSISSAUGA | $4.8M |
| Mental Health Research Canada CA-E-TCVK-TTV6 | Registered charity | Active | Mississauga | $4.2M |
| Lorama Group Inc. CA-E-K22Q-PEGY | Federal corporation | Active | Mississauga | $4.1M |
| Anixter Canada INC. CA-E-XTN8-NAAK | Federal corporation | Active | Mississauga | $3.9M |
| Total Power Limited CA-E-8Y8T-WJAR | Public business record | ACTIVE | Mississauga | $3.4M |
| Brenntag Canada INC. CA-E-MERQ-HPQ7 | Federal corporation | Active | Mississauga | $3.2M |
| Luso Canadian Charitable Foundation CA-E-R0NA-783X | Registered charity | Current | Mississauga | $3.1M |
| Navair Technologies Inc. CA-E-7WYV-01CS | Public business record | ACTIVE | Mississauga | $2.9M |
| A&o Contracting CA-E-0CEQ-V9JG | Licensed business | Cancelled | Mississauga, Toronto | $2.5M |
| Gibraltar Solutions INC. CA-E-PNTT-K50W | Public business record | ACTIVE | Mississauga | $2.5M |
| Linde Canada Limited CA-E-6M50-7EC5 | Federal corporation | Active | Mississauga | $2.5M |
| Cti Working Environments INC. CA-E-XS5J-DB56 | Federal corporation | Active | MISSISSAUGA | $2.2M |
| Mjk Construction INC CA-E-67KD-9S8E | Licensed business | Cancelled | Mississauga, Toronto | $1.8M |
| Mitutoyo Canada Inc. CA-E-8JQ5-AA8T | Federal corporation | Active | Mississauga | $1.7M |
| Bep Bestobell Limited CA-E-44NQ-BK9W | Federal corporation | Active | MONTREAL | $1.6M |
| Advantage Personnel Limited CA-E-P554-7PQ2 | Public business record | — | Mississauga | $1.6M |
| Fluke Electronics Canada INC. CA-E-KVNS-BSDY | Federal corporation | Inactive | Mississauga, MISSISSAUGA | $1.3M |
| Metrohm Canada, INC. CA-E-VNA7-WZ64 | Public business record | — | Mississauga, MISSISSAUGA | $1.2M |
| Credit Valley Conservation Authority CA-E-5S1H-XG5J | Registered charity | Current | Mississauga | $1.0M |
| Nissan Canada Finance INC. CA-E-4DRC-8ZX3 | Federal corporation | Active | MISSISSAUGA | $986K |
| Ferno Canada Inc. CA-E-GK7C-1JXE | Public business record | — | Mississauga, MISSISSAUGA | $928K |
| Coinamatic Commercial Laundry Inc. CA-E-DP6Q-JNRS | Federal corporation | Active | Mississauga | $865K |
| State Chemical LTD. CA-E-G8E9-DGWN | Public business record | — | Mississauga, MAYFIELD HEIGHTS | $666K |
| Spacefile International Corp. CA-E-KSWE-EHM8 | Federal corporation | Inactive | MISSISSAUGA | $643K |
| Advanced Motion & Controls Ltd. CA-E-KYT5-QF67 | Public business record | — | Mississauga, Laval | $583K |
| Portico Community Church CA-E-QJ6R-97RG | Registered charity | Active | Mississauga | $568K |
| DoALL CANADA, INC. CA-E-XWWQ-YBW1 | Federal corporation | Active | MONTREAL | $561K |
| The State Group INC. CA-E-96HC-58K5 | Federal corporation | Inactive | Toronto | $555K |
| Duron Ontario CA-E-7XA3-7FSF | Licensed business | Issued | Mississauga, Toronto | $510K |
| P.E.S. Canada Inc. CA-E-3HFW-9DE4 | Public business record | — | Mississauga, Varennes | $406K |
| Alliance Corporation CA-E-ZC8J-SPV0 | Public business record | ACTIVE | Mississauga | $377K |
| Worldwide Security Ltd. CA-E-KTMB-DN52 | Public business record | ACTIVE | Mississauga | $332K |
| Bridgestone Canada INC. CA-E-R7VE-9YDE | Public business record | — | Mississauga, DORVAL, MONTREAL-NORD, MISSISSAUGA, TORONTO | $320K |
| Creighton Rock Drill Limited CA-E-AF25-BZFH | Public business record | ACTIVE | Mississauga, BOISBRIAND | $313K |
| Delta Scientific Laboratory Products LTD. CA-E-E955-8VBK | Federal corporation | Active | MISSISSAUGA | $223K |
| Wainbee Holdings INC. CA-E-VZDP-VXFM | Federal corporation | Active | Mississauga | $195K |
| The Riverwood Conservancy CA-E-DTSW-MHPJ | Registered charity | Former | Mississauga | $189K |
| Rexel Canada Electrical INC. CA-E-FFX7-8JGV | Federal corporation | Active | Mississauga | $188K |
| Rapid Aid Corp. CA-E-42W7-1YZ4 | Federal corporation | Active | Mississauga | $173K |
| Carmichael Engineering LTD. CA-E-SBGB-Y578 | Licensed business | Cancelled | Mississauga, Toronto | $170K |
| Imperial Brady Canada Inc. CA-E-JVNE-QJM8 | Federal corporation | Active | Mississauga | $168K |
| Lakeshore Community Outreach Centre INC. CA-E-TFYG-1HDX | Registered charity | Current | MISSISSAUGA | $141K |
| Thermo-kinetics Company Limited CA-E-5SCV-05GD | Public business record | ACTIVE | Mississauga, MONTREAL | $134K |
| HAWE Hydraulik Canada Inc. CA-E-36HS-YFWE | Federal corporation | Active | Mississauga | $132K |
| Atlantic CA-E-ZX51-8TMW | Licensed business | Cancelled | Mississauga, Toronto | $130K |
| H.l. Blachford, Ltd/ltee CA-E-RAPC-TD4D | Federal corporation | Active | Mississauga | $123K |
| Bedrock Construction CA-E-KQ3G-4X3Z | Licensed business | Completed | Mississauga, Calgary, Toronto | $121K |
| Ornge Foundation CA-E-8FWM-ZNKK | Registered charity | Active | Mississauga | $98K |
| Al Bell Combustion Limited CA-E-F3XX-TMAV | Licensed business | Cancelled | Mississauga, Toronto | $81K |
| Unirope Limited CA-E-K7WR-MXPR | Public business record | — | Mississauga, MONTREAL | $81K |
| Russel Metals INC. CA-E-7F28-SS59 | Federal corporation | Active | Mississauga | $76K |
| Flynn Canada Holdings Ltd. CA-E-H5H7-8V3Z | Federal corporation | Active | Mississauga, Toronto | $73K |
| The Pentecostal Assemblies Of Canada CA-E-WYMZ-BJ1B | Registered charity | Active | MISSISSAUGA | $61K |
| Nutemp Mechanical Systems LTD CA-E-GAZH-M1CR | Licensed business | Cancelled | Mississauga, Toronto | $53K |
| First Genesis Inc. CA-E-X3RE-JHVV | Federal corporation | Active | Mississauga | $53K |
| Canadian Baptist Ministries CA-E-Q1HK-B23H | Registered charity | Active | Mississauga | $46K |
| Cargojet Foundation CA-E-J1N7-FEKM | Registered charity | Active | Mississauga | $32K |
| Mississauga Board of Trade CA-E-GYP8-5ZVV | Board of trade | Active | Mississauga | $31K |
| Trillium Health Partners Foundation CA-E-EGD3-4TRE | Registered charity | Current | MISSISSAUGA | $31K |
| Lymphoma Canada CA-E-BFDN-P8Z6 | Registered charity | Active | Mississauga | $30K |
| Bayer INC. CA-E-2X02-FPQT | Federal corporation | Active | Mississauga | $24K |
| Tennant Sales And Service Canada ULC. CA-E-PYBW-8K1B | Public business record | — | Mississauga, Toronto | $19K |
| Tableware Solutions LTD. CA-E-FFVK-CRHC | Federal corporation | Inactive | Mississauga | $15K |
| Able Transport LTD CA-E-6TBH-X5JM | Licensed business | Cancelled | Mississauga, Toronto | $15K |
| Expressrooter Plumbing CA-E-NPNE-DY6Z | Licensed business | Cancelled | Mississauga, Toronto | $15K |
| George Kent Home Improvements CA-E-B91B-ZQ32 | Licensed business | Cancelled | Mississauga, Toronto | $15K |
| Original Chimneys INC CA-E-1WQ9-X605 | Licensed business | Cancelled | Mississauga, Toronto | $15K |
| Osmow's INC CA-E-5JV9-PE87 | Licensed business | ACTIVE | Toronto | $15K |
| Cypruss Contracting INC CA-E-K4CH-DVKV | Licensed business | Cancelled | Mississauga, Toronto | $15K |
| Synerex Construction Group CA-E-DPNN-M3S7 | Licensed business | Cancelled | Mississauga, Toronto | $15K |
| Klenzoid Company Limited CA-E-XB0X-XKR5 | Federal corporation | Active | Mississauga, MISSISSAUGA | $10K |
| Naticon General Contracting CA-E-4Z8G-S1V6 | Licensed business | Cancelled | Mississauga, Toronto | $10K |
| Leda Restoration Company Limited CA-E-XQJF-C2HP | Licensed business | Issued | Mississauga, Toronto | $4K |
| Mds Contracting CA-E-K6RC-86D1 | Licensed business | Completed | Mississauga, Calgary, Toronto | — |