| | W100 Rank | Name | Company | Ticker | Founded | Revenue ($CDN) | Revenue ($US) | Full-Time Employees | Part-Time Employees |
| ▲ | | | | | | | | |
| 1 | 1 | Rebecca MacDonald | Energy Savings Income Fund | T.SIF.UN | 1997 | 1,738,690,000 | - | 600 | 580 |
| 2 | 2 | Gabrielle Chevalier | Solutions 2 GO Inc. | - | 2004 | 453,334,166 | - | 85 | 1 |
| 3 | 3 | Madeleine Paquin | Logistec Corp. | T.LGT.A | 1952 | 209,596,000 | - | 550 | 1000 |
| 4 | 4 | Janis Grantham | Eagle Professional Resources Inc. | - | 1996 | 88,527,580 | - | 780 | 3 |
| 5 | 5 | Robin Todd | Marks Supply Inc. | - | 1962 | 61,293,495 | - | 195 | 5 |
| 6 | 6 | Susan Niczowski | Summer Fresh Salads Inc. | - | 1991 | 50,800,134 | - | 180 | 0 |
| 7 | 7 | Lise Watier | Lise Watier Cosmétiques Inc. | - | 1972 | 45,424,594 | - | 160 | 100 |
| 8 | 8 | Jacqueline Shan | CV Technologies Inc. | T.CVQ | 1992 | 42,035,482 | - | 80 | 0 |
| 9 | 9 | Margaret Hachey | Duocom Canada Inc. | - | 1974 | 41,302,823 | - | 167 | 2 |
| 10 | 10 | Amy Schlueter | Schlueter Chevrolet Hummer Ltd. | - | 1976 | 41,022,610 | - | 70 | 18 |
| 11 | 11 | Shannon Bowen-Smed | BOWEN Workforce Solutions Inc. | - | 1974 | 30,317,450 | - | 35 | 1 |
| 12 | 12 | Nina Gupta | Greenlite Lighting Corp. | - | 1996 | - | 27,677,486 | 21 | 0 |
| 13 | 13 | Arlene Dickinson | Venture Communications Ltd. | - | 1984 | 29,690,892 | - | 75 | 0 |
| 14 | 14 | Teresa Spinelli | Italian Centre Shop Ltd. | - | 1955 | 26,093,009 | - | 90 | 82 |
| 15 | 15 | Sylvia Benchimol | Stone Tile International Inc. | - | 1991 | 25,905,823 | - | 109 | 2 |
| 16 | 16 | Neena Kanwar | KMH Cardiology & Diagnostic Centres | - | 1988 | 24,211,966 | - | 126 | 10 |
| 17 | 17 | Rossana Di Zio Magnotta | Magnotta Winery Corp. | T.MGN | 1990 | 23,391,225 | - | 73 | 26 |
| 18 | 18 | Jill Anderson | Aecometric Corp. | - | 1978 | 22,820,498 | - | 68 | 0 |
| 19 | 19 | Sylvia Vogel | Canderm Pharma Inc. | - | 1972 | 22,757,597 | - | 57 | 2 |
| 20 | 20 | Sherri Stevens | Stevens Resource Group Inc. | - | 1990 | 22,651,911 | - | 45 | 533 |
| 21 | 21 | Connie Clerici | Closing the Gap Healthcare Group | - | 1992 | 21,777,066 | - | 400 | 300 |
| 22 | 22 | Fatima Cabral | Pink Elephant Inc. | - | 1991 | 21,701,777 | - | 150 | 2 |
| 23 | 23 | Lee McDonald | Southmedic Inc. | - | 1983 | 19,196,242 | - | 100 | 10 |
| 24 | 24 | Nancy Adamo | Hockley Valley Resort | - | 1985 | 17,630,387 | - | 140 | 102 |
| 25 | 25 | Joyce Groote | Holey Soles Holdings Ltd. | - | 2002 | 17,115,461 | - | 40 | 5 |
| 26 | 26 | Linda Marie Collier | Tri-ad International Freight Forwarding Ltd. | - | 1988 | 16,280,000 | - | 62 | 7 |
| 27 | 27 | Eveline Charles | EvelineCharles Salons & Spas (Veraart & Co. Ltd.) | - | 1984 | 15,380,491 | - | 200 | 70 |
| 28 | 28 | Lakshmi Raj | Replicon Inc. | - | 1996 | 14,474,647 | - | 130 | 2 |
| 29 | 29 | Viive Tamm | Tamm Communications Inc. | - | 1998 | 13,805,134 | - | 25 | 2 |
| 30 | 30 | Victoria Sopik & Jennifer Nashmi | Kids & Company Ltd. | - | 2002 | 13,748,614 | - | 350 | 0 |
| 31 | 31 | Farah Perelmuter | Speakers' Spotlight (Ad-Mar Consulting Ltd.) | - | 1995 | 13,507,708 | - | 23 | 0 |
| 32 | 32 | Kim Beauvais; Mary Marcoccia | M.A.K. Freight Systems (1306243 Ontario Ltd.) | - | 1998 | 13,461,952 | - | 16 | 0 |
| 33 | 33 | Margaret Skinner | West Central Pelleting Ltd. | - | 1996 | 12,597,219 | - | 26 | 4 |
| 34 | 34 | Manishi Sagar | The Kinderville Group | - | 1990 | 12,200,000 | - | 350 | 0 |
| 35 | 35 | Lily Durepos | Alliance Assurance Inc. / Keal Technology Ltd. / Broadway Place Ltd. | - | 1972 | 11,694,913 | - | 120 | 5 |
| 36 | 36 | Kim Weimer | Fastener Warehouse Ltd. | - | 1994 | 11,656,105 | - | 35 | 8 |
| 37 | 37 | Johanne Bourque | Jardin de Ville Inc. | - | 1956 | 11,611,817 | - | 29 | 49 |
| 38 | 38 | Jane Gowing | Gowing Contractors Ltd. | - | 1998 | 11,556,560 | - | 28 | 2 |
| 39 | 39 | Dawna Henderson | henderson bas | - | 1999 | 11,294,797 | - | 65 | 0 |
| 40 | 40 | Verna Alford | Alford Floors & Interiors (1967) Ltd. | - | 1967 | 11,022,289 | - | 58 | 0 |
| 41 | 41 | Elana Rosenfeld | Kicking Horse Coffee Co. Ltd. | - | 1996 | 10,268,762 | - | 18 | 2 |
| 42 | 42 | Isabel Alexander | Phancorp Inc. | - | 1989 | 9,983,682 | - | 9 | 1 |
| 43 | 43 | Laura Hansen | Image Group Inc. | - | 1992 | 9,896,494 | - | 19 | 0 |
| 44 | 44 | Kim McArthur | McArthur & Co. Publishing Ltd. | - | 1998 | 9,746,561 | - | 5 | 20 |
| 45 | 45 | Jean Greer McCarthy | Greer Homes Ltd. | - | 1993 | 9,453,644 | - | 8 | 4 |
| 46 | 46 | Sylvie Hyndman & Nancy Wiesner | Dynamic Employment Solutions Inc. | - | 1996 | 9,360,869 | - | 12 | 0 |
| 47 | 47 | PJ Ferguson | ABL Employment Inc./ABL London Inc. | - | 1999 | 9,091,733 | - | 13 | 4 |
| 48 | 48 | Marion Witz | Elizabeth Grant International Inc. | - | 1997 | 9,072,080 | - | 17 | 50 |
| 49 | 49 | Marla Kott, Ellen Flanders, Kristin McMillan | Imprint Plus (Illen Products Ltd.) | - | 1982 | 8,640,944 | - | 59 | 0 |
| 50 | 50 | Joanne McLean & Wendy Derrick | Fern Hill School | - | 1982 | 8,605,507 | - | 69 | 3 |