| DIAMONITE BUILDING SERVICES LIMITED | — | BC0983928 | 2013-10-25 | Inactive | |
| DIAMONITE DISTRIBUTORS LTD. | — | BC0027237 | — | Inactive | |
| DIAMONT AIMANTE COMPANY | — | FM0019623 | 1975-12-16 | Active | |
| DIAMONTE IMPORTS AND EXPORTS INC. | — | BC0772952 | 2006-10-27 | Inactive | |
| DIAMOTIMS PRODUCTIONS INC. | — | BC1397454 | 2023-01-23 | Active | |
| DIAMOUNT (CANADA) INVESTMENT INC. | — | BC0367477 | 1989-06-13 | Inactive | |
| DIAMOUR | — | FM0874686 | 2022-03-18 | Active | |
| DIAMS INVESTMENTS CANADA CORP. | — | BC1503236 | 2024-09-23 | Active | |
| DIAN ACRES INC. | — | C0974257 | 2013-07-02 | Active | |
| DIAN AND FENG INVESTMENT CORP. | — | BC1110540 | 2017-03-09 | Active | |
| DIAN CREATIONS LTD. | — | BC0324828 | 1987-04-08 | Active | |
| DIAN INVESTMENTS COMPANY LTD. | — | BC0439493 | 1993-01-20 | Inactive | |
| DIAN TECH INC. | — | BC1397012 | 2023-01-19 | Active | |
| DIAN'S CAR PAMPER | — | FM0318089 | 2002-02-27 | Active | |
| DIAN'S FLOWER'S DM | — | FM0342477 | 2003-03-18 | Active | |
| DIAN'S FLOWERS | — | FM0052514 | 1984-03-05 | Active | |
| DIANA & PARTNERS INVESTMENTS INC. | — | BC0436496 | 1992-11-27 | Inactive | |
| DIANA ADAMS EDUCATION CONSULTANT | — | FM0691961 | 2016-06-21 | Active | |
| DIANA ADAMS NURSE CONSULTANT | — | FM0504043 | 2009-06-03 | Inactive | |
| DIANA ALFRED, LIFE COACH | — | FM0496030 | 2009-02-17 | Active | |
| DIANA AMOROSO PERSONAL REAL ESTATE CORPORATION | — | BC1292924 | 2021-03-06 | Active | |
| DIANA BAKERY | — | FM0190169 | 1995-11-28 | Active | |
| DIANA BEAUTY SALON | — | FM0578834 | 2012-03-15 | Active | |
| DIANA BOSS PRODUCTIONS | — | FM0718378 | 2017-05-11 | Active | |
| DIANA BRAMBILA DESIGNS | — | FM0649268 | 2014-12-22 | Active | |
| DIANA BRIDGET NIELSEN ARTIST | — | FM0789452 | 2019-10-08 | Active | |
| DIANA BUCKLAND MASSAGE THERAPY | — | FM0628491 | 2014-03-05 | Active | |
| DIANA C. REID AND ASSOCIATES | — | FM0169040 | 1994-10-24 | Active | |
| DIANA CAWOOD & ASSOCIATES LTD. | — | BC0231825 | 1981-04-09 | Inactive | |
| DIANA CHAN PERSONAL REAL ESTATE CORPORATION | — | BC0880493 | 2010-05-07 | Active | |
| DIANA CHANG CONSULTANCY | — | FM1063860 | 2025-01-06 | Active | |
| DIANA CHANG CONSULTANCY | — | FM0653648 | 2015-02-23 | Inactive | |
| DIANA CHANG CONSULTANCY INC. | — | A0135129 | 2025-01-03 | Active | |
| DIANA CHOI BRAND CONSULTING | — | FM0871260 | 2022-02-19 | Active | |
| DIANA CHUNG COACHING | — | FM0812933 | 2020-07-30 | Active | |
| DIANA CLEANING SERVICES LTD. | — | BC1420756 | 2023-06-07 | Active | |
| DIANA CONSULTING GROUP | — | FM0206287 | 1996-09-17 | Active | |
| DIANA DAVIDSON PERSONAL REAL ESTATE CORPORATION | — | BC0939188 | 2012-04-27 | Inactive | |
| DIANA DENG PERSONAL REAL ESTATE CORPORATION | — | BC0937198 | 2012-04-04 | Active | |
| DIANA DEORE ENTERPRISES LTD. | — | BC0432647 | 1992-09-21 | Inactive | |
| DIANA DEVLIN PERSONAL REAL ESTATE CORPORATION | — | BC0876122 | 2010-03-16 | Inactive | |
| DIANA DIEBOLD PROFESSIONAL DRIVING | — | FM0401040 | 2005-06-24 | Active | |
| DIANA DOORS LTD. | — | BC0168169 | 1977-11-18 | Inactive | |
| DIANA DREAM CORP. | — | BC1401121 | 2023-02-16 | Active | |
| DIANA EDMISTON | — | FM0058791 | 1985-01-31 | Active | |
| DIANA ENTERPRISES LTD. | — | BC0150499 | 1976-07-02 | Inactive | |
| DIANA EXPLORATIONS LTD. | — | BC0069034 | 1966-04-13 | Inactive | |
| DIANA FAMILY RESTAURANT | — | FM0260834 | 1999-06-11 | Active | |
| DIANA FLOOR COVERING | — | FM0421340 | 2006-04-05 | Active | |
| DIANA FUNTANA ESL PRODUCTIONS | — | FM0596591 | 2012-12-01 | Active | |
| DIANA HARRISON, REGISTERED MASSAGE THERAPY | — | FM0669007 | 2015-09-01 | Active | |
| DIANA HARTIG ONLINE MARKETING | — | FM0754073 | 2018-08-08 | Active | |
| DIANA HARTLAND ENTERPRISES | — | FM0042222 | 1982-04-21 | Active | |
| DIANA HEALTHY WATER | — | FM0718881 | 2017-05-17 | Active | |
| DIANA HENNESSEY HOLDINGS LTD. | — | BC0450960 | 1993-07-15 | Inactive | |
| DIANA HO YUEN HOLDING COMPANY LTD. | — | BC0387982 | 1990-05-23 | Active | |
| DIANA HOLDINGS LTD. | — | BC0179018 | 1978-08-15 | Inactive | |
| DIANA HOWSON DESIGN | — | FM0466355 | 2007-12-15 | Active | |
| DIANA HU PERSONAL REAL ESTATE CORPORATION | — | BC1053503 | 2015-10-27 | Active | |
| DIANA HUANG LTD. | — | BC0957978 | 2012-12-18 | Active | |
| DIANA HUANG MANAGEMENT LTD. | — | BC0957459 | 2012-12-13 | Active | |
| DIANA JEFFERSON CLEANING | — | FM0679452 | 2016-01-26 | Active | |
| DIANA KATHLEEN FORT, M.D. INC. | — | BC0827671 | 2008-06-13 | Active | |
| DIANA KING AGENCY | — | FM0477215 | 2008-05-07 | Active | |
| DIANA KINGMA DESIGN LTD. | — | BC0567627 | 1998-07-06 | Active | |
| DIANA KLEJNE PERSONAL REAL ESTATE CORPORATION | — | BC1056361 | 2015-11-25 | Active | |
| DIANA KLINGNER AND ASSOCIATES | — | FM0173019 | 1995-01-11 | Active | |
| DIANA KOLLAR COUNSELLING LTD. | — | BC1367717 | 2022-06-16 | Active | |
| DIANA KOLLAR REGISTERED CLINICAL COUNSELLOR | — | FM0474733 | 2008-04-07 | Active | |
| DIANA LAKE LODGE | — | FM0857922 | 2021-09-13 | Active | |
| DIANA LAMONT INC. | — | BC0768471 | 2006-09-09 | Active | |
| DIANA LIANG CO. | — | FM0659115 | 2015-04-27 | Active | |
| DIANA LU ACU-HEALTH CLINIC INC. | — | BC0830894 | 2008-07-24 | Inactive | |
| DIANA M. DAVIDSON LAW CORPORATION | — | BC0459212 | 1993-11-30 | Inactive | |
| DIANA M. KELLAND INC. | — | BC0642444 | 2002-02-19 | Active | |
| DIANA MAH INVESTMENTS LTD. | — | BC0610741 | 2000-07-14 | Active | |
| DIANA MANSON & ASSOCIATES LTD. | — | BC0495532 | 1995-04-28 | Inactive | |
| DIANA MARKETING LTD. | — | BC1416692 | 2023-05-17 | Active | |
| DIANA MAU CORPORATION | — | BC0417210 | 1991-12-17 | Inactive | |
| DIANA MAU FINANCIAL CORPORATION | — | BC1143882 | 2017-12-06 | Active | |
| DIANA MILLAN PHYSIOTHERAPY CORPORATION | — | BC1514792 | 2024-12-03 | Active | |
| DIANA MOON MOTOR SALES LIMITED | — | BC0007771 | — | Inactive | |
| DIANA MORGAN COUNSELLING | — | FM1047680 | 2024-05-30 | Active | |
| DIANA MURPHY ASSOCIATES LTD. | — | BC0505107 | 1995-09-28 | Inactive | |
| DIANA PAGOUROVA DRAFTING + DESIGN | — | FM0885421 | 2022-07-07 | Active | |
| DIANA PIETROIANU FITNESS | — | FM0615363 | 2013-08-28 | Active | |
| DIANA PROPERTIES GP LTD. | — | BC1235562 | 2019-12-30 | Active | |
| DIANA PROPERTIES HOLDINGS LTD. | — | BC1235548 | 2019-12-30 | Active | |
| DIANA PROPERTIES NOMINEE LTD. | — | BC1235568 | 2019-12-30 | Active | |
| DIANA RAYE PHOTOGRAPHS | — | FM0259477 | 1999-05-19 | Inactive | |
| DIANA SADAT COUNSELLING & SEX THERAPY | — | FM0745570 | 2018-04-24 | Active | |
| DIANA SAGURI MICRO SALON | — | FM0282535 | 2000-06-14 | Active | |
| DIANA SAUCE | — | FM0122276 | 1991-08-20 | Inactive | |
| DIANA SAUCE | — | FM0499581 | 2009-04-06 | Active | |
| DIANA SAWATZKY BOOKKEEPING | — | FM0740489 | 2018-02-19 | Inactive | |
| DIANA SAWERS FINE ART SERVICES | — | FM0471214 | 2008-02-24 | Active | |
| DIANA SILK | — | FM0058401 | 1985-01-14 | Active | |
| DIANA SKOUMAL CLIENT SUPPORT GROUP SOCIETY | — | S0038243 | 1998-04-24 | Inactive | |
| DIANA SMITH CONSULTING LTD. | — | A0122429 | 2022-03-29 | Active | |
| DIANA SPOSATO PERSONAL REAL ESTATE CORPORATION | — | BC1345472 | 2022-01-31 | Active | |
| DIANA SUPPLIES | — | FM0268298 | 1999-10-14 | Active | |
| DIANA SWAIN STRATEGIES | — | A0142606 | 2026-06-23 | Active | |
| DIANA TCHAKALIAN CORPORATE IMAGES INC. | — | BC0372053 | 1989-09-05 | Inactive | |
| DIANA THEODORA CHRISTOU HAIR | — | FM0681558 | 2016-02-19 | Active | |
| DIANA TRADING LTD. | — | BC0939964 | 2012-05-08 | Active | |
| DIANA TRASOLINI HOLDINGS INC. | — | BC1565416 | 2025-11-28 | Active | |
| DIANA TRAVEL SERVICES LTD. | — | BC0155028 | 1976-11-22 | Inactive | |
| DIANA WANG PERSONAL REAL ESTATE CORPORATION | — | BC0838056 | 2008-10-24 | Inactive | |
| DIANA WANG PERSONAL REAL ESTATE CORPORATION | — | BC1158255 | 2018-03-26 | Active | |
| DIANA WATT MASSAGE THERAPY | — | FM0676541 | 2015-12-13 | Active | |
| DIANA WINGER PERSONAL REAL ESTATE CORPORATION | — | BC1082947 | 2016-07-15 | Inactive | |
| DIANA WOLF SERVICES | — | FM0193792 | 1996-02-07 | Active | |
| DIANA WORLDWIDE LLP | — | LL0003201 | 2025-06-26 | Active | |
| DIANA YU PERSONAL REAL ESTATE CORPORATION | — | BC1151601 | 2018-02-02 | Active | |
| DIANA'S ANCILLA SOCIETY | — | S0048254 | 2004-11-02 | Inactive | |
| DIANA'S BAREFOOT BOOKS | — | FM0583289 | 2012-05-14 | Active | |
| DIANA'S BOOKEEPING SERVICES | — | FM0417972 | 2006-02-24 | Active | |
| DIANA'S BUSINESS | — | FM1013561 | 2023-04-11 | Active | |
| DIANA'S CLEANING | — | FM0458122 | 2007-08-21 | Active | |
| DIANA'S CLEANING SERVICES | — | FM0815251 | 2020-08-27 | Active | |
| DIANA'S CLOTHING & VARIETY | — | FM0075904 | 1987-02-20 | Active | |
| DIANA'S CONSIGNMENT BOUTIQUE | — | FM0543460 | 2010-11-22 | Active | |
| DIANA'S CONSULTING | — | FM0596669 | 2012-12-03 | Active | |
| DIANA'S CONSULTING SERVICES | — | FM0436985 | 2006-11-03 | Active | |
| DIANA'S DECORS | — | FM0221820 | 1997-06-17 | Active | |
| DIANA'S DELI & SUB SHOP | — | FM0581160 | 2012-04-16 | Active | |
| DIANA'S DREAMCAKES | — | FM0508683 | 2009-08-11 | Active | |
| DIANA'S DREAMCAKES | — | FM0621373 | 2013-11-25 | Active | |
| DIANA'S DREAMCAKES LTD. | — | BC1041433 | 2015-06-30 | Inactive | |
| DIANA'S FASHION AFFAIR | — | FM0212355 | 1997-01-07 | Active | |
| DIANA'S FASHION IMPORTS | — | FM0836237 | 2021-03-05 | Active | |
| DIANA'S GARDEN CENTRE | — | FM0388495 | 2005-01-21 | Active | |
| DIANA'S GARDENING SERVICES | — | FM0252747 | 1999-01-29 | Active | |
| DIANA'S GLASS CREATIONS | — | FM0261517 | 1999-06-23 | Active | |
| DIANA'S HAIR STUDIO | — | FM0103859 | 1990-01-08 | Active | |
| DIANA'S HEALTH PROVIDERS INC. | — | BC0830726 | 2008-08-01 | Inactive | |
| DIANA'S HOME CARE ENTERPRISE | — | FM0188197 | 1995-10-16 | Active | |
| DIANA'S HOME SECRETARIAL SERVICES | — | FM0099764 | 1989-08-04 | Active | |
| DIANA'S IMPORTS LTD. | — | BC0268015 | 1983-08-23 | Inactive | |
| DIANA'S INSPIRATIONS OF ART | — | FM0064214 | 1985-10-07 | Active | |
| DIANA'S INTERNATIONAL PRODUCTS & SERVICES LTD. | — | BC0552443 | 1997-10-20 | Inactive | |
| DIANA'S JANITORIAL SERVICE | — | FM0533546 | 2010-07-09 | Active | |
| DIANA'S JANITORIAL SERVICE LTD. | — | BC0187855 | 1979-03-12 | Inactive | |
| DIANA'S JANITORIAL SERVICES | — | FM0580861 | 2012-04-11 | Inactive | |
| DIANA'S LANDSCAPE MAINTENANCE | — | FM0034753 | 1980-08-14 | Active | |
| DIANA'S LANDSCAPING | — | FM0180575 | 1995-06-05 | Active | |
| DIANA'S LINGERIE | — | FM0322866 | 2002-05-09 | Active | |
| DIANA'S MONOGRAMMING | — | FM0419599 | 2006-03-16 | Active | |
| DIANA'S MONOGRAMMING | — | FM0301620 | 2001-05-14 | Active | |
| DIANA'S MULTISERVICES | — | FM0496021 | 2009-02-17 | Active | |
| DIANA'S OFFICE INC. | — | BC0867801 | 2009-12-02 | Active | |
| DIANA'S PASTRY SHOPPE LTD. | — | BC0204238 | 1980-02-08 | Inactive | |
| DIANA'S PERSIAN CAT SANCTUARY | — | FM0270729 | 1999-11-25 | Active | |
| DIANA'S SHEEPSKINS | — | FM0093380 | 1988-12-20 | Active | |
| DIANACO #2 HOLDINGS LTD. | — | BC0574960 | 1998-11-16 | Active | |
| DIANACO HOLDINGS LTD. | — | BC0574969 | 1998-11-16 | Active | |
| DIANAMAR ENTERPRISES LTD. | — | BC0527368 | 1996-09-18 | Inactive | |
| DIANAROSE CUSTOM APPAREL | — | FM0574589 | 2012-01-22 | Active | |
| DIANASVILLE COLLIES | — | FM0082816 | 1987-11-19 | Active | |
| DIANCO TRADE LTD. | — | BC1229692 | 2019-11-08 | Inactive | |
| DIAND LIVING SOCIETY | — | S0080688 | 2024-07-06 | Active | |
| DIANDIAN INTERACTIVE CANADA LIMITED | — | BC0985165 | 2013-11-07 | Inactive | |
| DIANDO ENTERPRISES LTD. | — | BC0258749 | 1983-01-05 | Inactive | |
| DIANDY CONSULTING - FOOD & BEVERAGE CONSULTING SE RVICES | — | FM0100527 | 1989-08-31 | Active | |
| DIANE & CO. CLOTHIER | — | FM0133454 | 1992-08-14 | Active | |
| DIANE & CO. CLOTHIER INC. | — | BC0448109 | 1993-06-01 | Inactive | |
| DIANE & NEIL'S JANITORIAL & MAINTENANCE SERVICES CO. | — | FM0866816 | 2022-01-07 | Active | |
| DIANE ADAMS COUNSELLING SERVICES | — | FM0216044 | 1997-03-14 | Inactive | |
| DIANE ADOLPH ARTWORKS | — | FM0388973 | 2005-01-28 | Active | |
| DIANE AND SONS PILOTING SERVICE AND LIGHT OILFIELDDELIVERY'S | — | FM0480290 | 2008-06-17 | Active | |
| DIANE B. BOUTIQUE | — | FM0062284 | 1985-07-02 | Active | |
| DIANE BAKERY LTD. | — | BC0836094 | 2008-09-29 | Inactive | |
| DIANE BOUTIN ARTS, CRAFTS AND BOOKS | — | FM0171428 | 1994-12-05 | Active | |
| DIANE BROOK DEVELOPMENTS LTD. | — | BC1075157 | 2016-05-10 | Active | |
| DIANE BRUSSELL COUNSELLING, COACHING, CONSULTING AND CONTEMPLATIVE CREATIONS | — | FM0855944 | 2021-08-21 | Active | |
| DIANE BUCHANAN MORTGAGES | — | FM0856513 | 2021-08-27 | Active | |
| DIANE C. GILLESPIE CONSULTING INC. | — | BC0988780 | 2013-12-18 | Inactive | |
| DIANE CAMPBELL INTERIORS | — | FM0833589 | 2021-02-19 | Active | |
| DIANE CARBALLO FITNESS | — | FM0865467 | 2021-12-16 | Active | |
| DIANE CHESS INTERIOR DESIGN LTD. | — | BC0302046 | 1985-12-19 | Inactive | |
| DIANE CLARK JEWELLERS | — | FM0171038 | 1994-11-28 | Active | |
| DIANE COLLIS AND ASSOCIATES | — | FM0818338 | 2020-09-28 | Active | |
| DIANE COOPER AGENCIES LTD. | — | BC0278156 | 1984-05-17 | Inactive | |
| DIANE COX CONSULTING | — | FM0739014 | 2018-01-31 | Active | |
| DIANE CRAGG CONSULTING LTD. | — | BC1125447 | 2017-07-04 | Inactive | |
| DIANE CUNNINGHAM INTERIOR DESIGN | — | FM0127330 | 1992-02-24 | Active | |
| DIANE CUNNINGHAM INTERIOR DESIGN ASSOCIATES LTD. | — | BC0417055 | 1991-12-13 | Active | |
| DIANE DECARIE CONSULTING | — | FM0228706 | 1997-10-21 | Active | |
| DIANE DECELLES ENTERPRISES LTD. | — | BC0117669 | 1973-04-16 | Inactive | |
| DIANE DESROSIERS FAMILY SERVICES | — | FM0668591 | 2015-08-27 | Active | |
| DIANE DOANE AND ASSOCIATES | — | FM0376381 | 2004-07-13 | Active | |
| DIANE DUFLOT WRITING AND EDITING SERVICES | — | FM0652765 | 2015-02-11 | Active | |
| DIANE E. DESIGNS | — | FM0063084 | 1985-08-09 | Active | |
| DIANE E. ESTHER, SPEAKING OF ABUSE... | — | FM0251028 | 1998-12-11 | Active | |
| DIANE E. HAY LTD. | — | BC0968381 | 2013-04-24 | Active | |
| DIANE E. TOURELL, BARRISTER, LAW CORPORATION | — | BC0535550 | 1997-01-27 | Active | |
| DIANE FARMS LTD. | — | BC0617604 | 2000-11-17 | Inactive | |
| DIANE FARRIS & ASSOCIATES INC. | — | BC0232022 | 1981-04-10 | Inactive | |
| DIANE FINNIE, HUMAN RESOURCES CONSULTING | — | FM0757558 | 2018-09-24 | Active | |
| DIANE FORDE DECORATING CONSULTANTS LTD. | — | BC0266744 | 1983-07-19 | Inactive | |