| DUCHESS OF DUBLIN INVESTMENTS INC. | — | BC0791085 | 2007-05-14 | Inactive | |
| DUCHESS PAINTING | — | FM0551678 | 2011-03-10 | Active | |
| DUCHESS PARK SECONDARY ALUMNI ASSOCIATION | — | S0033441 | 1995-03-31 | Inactive | |
| DUCHESS PRODUCTIONS INC. | — | BC0561722 | 1998-03-24 | Active | |
| DUCHESS PROJECTS INC. | — | BC0157210 | 1977-01-26 | Inactive | |
| DUCHESS PROPERTIES INC. | — | BC1335261 | 2021-12-01 | Active | |
| DUCHESS PROPERTIES INC. | — | BC0291257 | 1985-04-18 | Inactive | |
| DUCHESS RIDGE FARMS | — | FM0279305 | 2000-04-25 | Active | |
| DUCHESS TAROT | — | FM0890681 | 2022-09-24 | Active | |
| DUCHESS TEA SALON INC. | — | BC1481020 | 2024-05-14 | Active | |
| DUCHESSE VINTAGE INC. | — | BC0897613 | 2010-12-10 | Inactive | |
| DUCHMAN HOLDINGS | — | FM0487597 | 2008-10-06 | Active | |
| DUCHMAN HOLDINGS CO. | — | FM0334425 | 2002-11-08 | Active | |
| DUCIMUS CONSULTING AND SERVICES LTD. | — | BC0853921 | 2009-06-09 | Inactive | |
| DUCIT AMORE CREATIONS INC. | — | BC1124068 | 2017-06-22 | Inactive | |
| DUCK & PUG HOLDINGS LTD. | — | BC0466675 | 1994-02-18 | Inactive | |
| DUCK AND BADGER ENTERPRISES LTD. | — | BC0388157 | 1990-05-25 | Inactive | |
| DUCK AND BERRY DESIGNS | — | FM0151226 | 1993-10-26 | Active | |
| DUCK AND GOOSE S01 PRODUCTIONS INC. | — | BC1267819 | 2020-09-29 | Inactive | |
| DUCK BAY COMPANY LIMITED | — | BC0020388 | — | Inactive | |
| DUCK BOOK COMMUNICATIONS LIMITED | — | BC0255456 | 1982-10-06 | Inactive | |
| DUCK BRAND LIMITED | — | BC1520043 | 2025-01-06 | Active | |
| DUCK CARPET CLEANING | — | FM0557449 | 2011-05-18 | Active | |
| DUCK CARPET CLEANING | — | FM0638973 | 2014-07-18 | Active | |
| DUCK CARPET CLEANING CO. | — | FM0255942 | 1999-03-18 | Active | |
| DUCK CLEANING | — | FM0826733 | 2020-12-08 | Active | |
| DUCK COMMUNICATIONS LIMITED | — | BC0284235 | 1984-10-26 | Inactive | |
| DUCK CONSTRUCTION INC. | — | BC0753253 | 2006-03-29 | Inactive | |
| DUCK CREEK FARM | — | FM0588877 | 2012-08-01 | Active | |
| DUCK CREEK GALLERY | — | FM0472527 | 2008-03-10 | Active | |
| DUCK CREEK GROWERS | — | FM0099092 | 1989-07-13 | Active | |
| DUCK CREEK TELEVISION | — | FM0342826 | 2003-03-20 | Active | |
| DUCK DOG TOY HOLDINGS LTD. | — | BC1597048 | 2026-06-25 | Active | |
| DUCK DUCK BREW INC. | — | BC1599650 | 2026-07-15 | Active | |
| DUCK DUCK GOOSE! FARM AND HATCHERY | — | FM0678148 | 2016-01-09 | Active | |
| DUCK DUCK MOUSSE CATERING | — | FM0347555 | 2003-05-15 | Active | |
| DUCK DUCK MOUSSE CATERING LTD. | — | BC1045431 | 2015-08-11 | Inactive | |
| DUCK DUCK PORK | — | FM0859343 | 2021-09-30 | Active | |
| DUCK DUCK SQUIRREL CRAFTS | — | FM0820807 | 2020-10-22 | Active | |
| DUCK FEET | — | FM1067922 | 2025-02-13 | Active | |
| DUCK FEET ENTERPRISES | — | FM0065086 | 1985-11-15 | Inactive | |
| DUCK GYBE CONSTRUCTION CO. | — | FM0095688 | 1989-03-15 | Active | |
| DUCK HAULERS TRANSPORTATION INC. | — | A0116464 | 2021-02-02 | Inactive | |
| DUCK HILLS RANCH | — | FM0727822 | 2017-09-07 | Active | |
| DUCK HOLLOW | — | FM0671753 | 2015-10-07 | Active | |
| DUCK INN | — | FM0429872 | 2006-07-25 | Active | |
| DUCK INN CANADA INVESTMENT LTD. | — | BC0885302 | 2010-07-07 | Active | |
| DUCK ISLAND DEVELOPMENT GP 1 LTD. | — | BC1256348 | 2020-07-08 | Inactive | |
| DUCK ISLAND RANCH COMPANY LIMITED | — | BC0009764 | — | Inactive | |
| DUCK IT | — | FM1015895 | 2023-05-05 | Active | |
| DUCK JIN TRADING LIMITED | — | BC1222937 | 2019-09-11 | Inactive | |
| DUCK LAKE BERRY ORCHARD LTD. | — | BC0591493 | 1999-08-30 | Inactive | |
| DUCK LAKE CEDAR | — | FM0012162 | 1973-06-06 | Active | |
| DUCK LAKE CO-OPERATIVE EXCHANGE | — | CP0000744 | — | Inactive | |
| DUCK LAKE DESIGNS | — | FM0689600 | 2016-05-20 | Active | |
| DUCK LAKE ENTERPRISES LTD. | — | BC0245591 | 1981-11-20 | Active | |
| DUCK LAKE ESTATES MOBILE HOME PARK INC. | — | BC1253416 | 2020-06-15 | Active | |
| DUCK LAKE FISHING LODGE LTD. | — | BC0165020 | 1977-08-23 | Inactive | |
| DUCK LAKE INVESTMENTS LTD. | — | BC0312040 | 1986-07-16 | Inactive | |
| DUCK LAKE NURSERIES INC. | — | A0047800 | 1998-08-06 | Inactive | |
| DUCK LAKE STORAGE & INDUSTRIAL LTD. | — | BC1487179 | 2024-06-17 | Active | |
| DUCK LAKE TRUCK AND TOURIST CENTRE LTD. | — | BC0295801 | 1985-07-25 | Inactive | |
| DUCK LANDSCAPING AND JUNK REMOVAL | — | FM0843728 | 2021-04-29 | Active | |
| DUCK LANE DESKTOP SERVICES | — | FM0120643 | 1991-06-28 | Active | |
| DUCK LEE SOCIAL CLUB | — | S0003599 | 1949-07-12 | Inactive | |
| DUCK MARINE CONSULTING LIMITED | — | BC1290469 | 2021-02-23 | Inactive | |
| DUCK MARINE SYSTEMS INC. | — | BC0517531 | 1996-04-17 | Inactive | |
| DUCK MOUNTAIN HOLDINGS | — | FM0259056 | 1999-05-13 | Active | |
| DUCK ON A POND HOLDINGS LTD. | — | BC1359811 | 2022-04-26 | Active | |
| DUCK POND 884 GP HOLDINGS LTD. | — | BC1568839 | 2025-12-19 | Active | |
| DUCK PROPERTIES MANAGEMENT | — | FM0149787 | 1993-09-16 | Active | |
| DUCK RANCH MEDIA INC. | — | BC1591196 | 2026-05-19 | Active | |
| DUCK RANGE PLUMBING & HEATING LTD. | — | BC1063977 | 2016-02-05 | Active | |
| DUCK RECORDS.COM | — | FM0303616 | 2001-06-14 | Inactive | |
| DUCK RECORDS.COM | — | FM0320917 | 2002-04-12 | Active | |
| DUCK SAN ENTERPRISES | — | FM0152744 | 1993-11-24 | Active | |
| DUCK SAVAGE PUBLISHING INC. | — | A0066048 | 2005-09-21 | Inactive | |
| DUCK SOUP HOLDINGS CORP | — | A0108406 | 2019-01-14 | Inactive | |
| DUCK SOUP MOSAICS | — | FM0719927 | 2017-05-30 | Active | |
| DUCK TAIL CRAFTS | — | FM0084951 | 1988-02-10 | Active | |
| DUCK TAPE MAINTENANCE SERVICES | — | FM0728418 | 2017-09-14 | Active | |
| DUCK TOONG RESTAURANT LTD. | — | BC0343996 | 1988-04-19 | Inactive | |
| DUCK TRADING LTD. | — | BC0428157 | 1992-06-29 | Inactive | |
| DUCK UNDER COVER BLANKET COMPANY | — | FM0322954 | 2002-05-10 | Active | |
| DUCK UNDER COVER BLANKETS INC. | — | BC0726331 | 2005-06-03 | Inactive | |
| DUCK WAGON ELECTRONIC WATERCRAFT LTD. | — | BC1347165 | 2022-02-09 | Inactive | |
| DUCK XING BBQ & TEA HOUSE INC. | — | BC0903155 | 2011-02-17 | Inactive | |
| DUCK'S HOLDINGS LIMITED | — | BC0027245 | 1951-04-10 | Inactive | |
| DUCK'S PAINTING | — | FM0566965 | 2011-09-29 | Active | |
| DUCK, DUCK, GROW FAMILY CHILD CARE | — | FM0677657 | 2016-01-05 | Active | |
| DUCK, YOU SUCKER! PRODUCTIONS, INC. | — | BC0651599 | 2002-07-23 | Inactive | |
| DUCK-INN MOTOR HOTEL LTD., | — | BC0101680 | — | Inactive | |
| DUCKATS HOLDINGS LTD. | — | BC1092607 | 2016-10-11 | Inactive | |
| DUCKATS HOLDINGS LTD. | — | BC1143360 | 2017-12-01 | Active | |
| DUCKBILL HOLDINGS (CANADA) LTD. | — | BC1177823 | 2018-08-30 | Inactive | |
| DUCKCHICK ENTERTAINMENT INC. | — | BC0740888 | 2005-11-19 | Inactive | |
| DUCKCLOUD NETWORK INC. | — | BC1376376 | 2022-08-25 | Inactive | |
| DUCKDUCKSECURITY | — | FM0885938 | 2022-07-14 | Active | |
| DUCKER LLP | — | LL0002853 | 2024-05-11 | Active | |
| DUCKER TECH CONSULTING INC. | — | BC1575402 | 2026-01-30 | Active | |
| DUCKERING'S INTERNATIONAL FREIGHT SERVICES INC. | — | A0039395 | 1994-07-26 | Active | |
| DUCKERING'S TRANSPORT LTD. | — | A0038828 | 1994-04-14 | Inactive | |
| DUCKETS APPAREL INC. | — | BC0790988 | 2007-05-11 | Inactive | |
| DUCKETT & CO. TRUCKING LTD. | — | BC0053742 | — | Inactive | |
| DUCKETT DEVELOPMENTS INC. | — | BC0596567 | 1999-11-26 | Inactive | |
| DUCKETT DIGITAL LTD. | — | A0136016 | 2025-03-06 | Active | |
| DUCKETT MANAGEMENTS LTD. | — | A0019290 | 1982-03-15 | Inactive | |
| DUCKETT MANAGEMENTS LTD. | — | C1389415 | 2022-12-01 | Inactive | |
| DUCKHORN & CO. | — | FM0715004 | 2017-04-04 | Active | |
| DUCKIE VIEW DAYCARE LTD. | — | BC1487692 | 2024-06-19 | Active | |
| DUCKIES FURNITURE INC. | — | BC1518790 | 2024-12-27 | Inactive | |
| DUCKIN' AROUND DESIGNS | — | FM0183196 | 1995-07-20 | Active | |
| DUCKING EMBROIDERY LTD. | — | BC1484324 | 2024-06-02 | Active | |
| DUCKINGA SOFTWARE INC. | — | BC1543653 | 2025-06-11 | Active | |
| DUCKLING HOLDCO LTD. | — | BC0820150 | 2008-03-24 | Inactive | |
| DUCKMANTON PARTNERS LTD. | — | BC0608864 | 2000-06-12 | Inactive | |
| DUCKMANTON PARTNERS LTD. | — | BC1235138 | 2020-01-01 | Active | |
| DUCKPOND BNB | — | FM0886655 | 2022-07-25 | Active | |
| DUCKPOND HOLDINGS LTD. | — | BC0801927 | 2007-09-07 | Active | |
| DUCKPOND PRODUCTIONS INC. | — | BC0823651 | 2008-04-29 | Inactive | |
| DUCKPUNK EATERY AND BAR | — | FM0673472 | 2015-10-29 | Active | |
| DUCKS ABC FIRE EXTINGUISHER RECHARGE | — | FM0808525 | 2020-06-17 | Active | |
| DUCKS AND ROSES B & B | — | FM0412579 | 2005-12-11 | Active | |
| DUCKS BACK RAINWATER SYSTEMS | — | FM0530317 | 2010-05-28 | Active | |
| DUCKS CONSTRUCTION | — | FM0208439 | 1996-10-21 | Active | |
| DUCKS CONTRACTING | — | FM0288118 | 2000-09-20 | Active | |
| DUCKS CROSSING CAFE | — | FM0661245 | 2015-05-22 | Active | |
| DUCKS ENVIRONMENTAL CONSULTING | — | FM0368532 | 2004-03-24 | Active | |
| DUCKS IN A ROW BOOKKEEPING CORP. | — | BC0866132 | 2009-11-13 | Active | |
| DUCKS IN A ROW DAY CARE | — | FM0490277 | 2008-11-17 | Active | |
| DUCKS IN A ROW ENTERPRISE | — | FM0405606 | 2005-08-30 | Active | |
| DUCKS IN A ROW ENTERPRISES LTD. | — | BC1566523 | 2025-12-05 | Active | |
| DUCKS IN A ROW EXECUTIVE SERVICES CCC INC. | — | BC1128434 | 2017-07-28 | Inactive | |
| DUCKS IN A ROW HOMESTEAD | — | FM0797921 | 2020-01-31 | Active | |
| DUCKS IN A ROW MARKETING | — | FM0734361 | 2017-12-01 | Active | |
| DUCKS IN A ROW ORGANIZING | — | FM0559525 | 2011-06-15 | Active | |
| DUCKS IN A ROW STUDIOS | — | FM0409414 | 2005-10-25 | Active | |
| DUCKS IN A ROW STUDIOS | — | FM0421489 | 2006-04-06 | Active | |
| DUCKS OF A FEATHER WOOD CRAFTS | — | FM0104434 | 1990-01-30 | Active | |
| DUCKS ON QUACK ANIMATION INC. | — | BC1375521 | 2022-08-18 | Active | |
| DUCKS UNLIMITED (CANADA) | — | S0004444 | — | Inactive | |
| DUCKS UNLIMITED CANADA - CANARDS ILLIMITES CANADA | — | XS0008003 | 1968-05-06 | Active | |
| DUCKSHEU COMPANY LIMITED | — | BC0006165 | — | Inactive | |
| DUCKSLICE HOLDING INC. | — | BC1271679 | 2020-10-27 | Active | |
| DUCKSLOG | — | FM0651792 | 2015-01-28 | Active | |
| DUCKTAPE PRODUCTIONS INC. | — | BC0611962 | 2000-08-09 | Active | |
| DUCKWALK INTERNATIONAL MEDIA INCORPORATED | — | BC0576527 | 1998-12-11 | Inactive | |
| DUCKWILLI DESIGNS | — | FM0738594 | 2018-01-26 | Active | |
| DUCKWING VENTURES LTD. | — | BC0417873 | 1991-12-30 | Inactive | |
| DUCKWING VENTURES LTD. | — | BC0744084 | 2006-01-01 | Inactive | |
| DUCKWING VENTURES LTD. | — | BC1023233 | 2015-01-01 | Inactive | |
| DUCKWOOD RESTORATIONS | — | FM0447948 | 2007-04-09 | Active | |
| DUCKWOOD RESTORATIONS | — | FM0779246 | 2019-06-06 | Active | |
| DUCKWORTH AUTOMOTIVE | — | FM0709087 | 2017-02-01 | Active | |
| DUCKWORTH AUTOMOTIVE LTD. | — | BC1173853 | 2018-07-30 | Active | |
| DUCKWORTH CONSULTANTS | — | FM0581498 | 2012-04-19 | Active | |
| DUCKWORTH CONSULTANTS | — | FM0562206 | 2011-07-22 | Inactive | |
| DUCKWORTH CONSULTING LTD. | — | BC0510211 | 1995-12-15 | Inactive | |
| DUCKWORTH CONTRACTING | — | FM0623855 | 2014-01-07 | Active | |
| DUCKWORTH DESIGNS | — | FM0278070 | 2000-03-30 | Active | |
| DUCKWORTH ENTERPRISES LTD. | — | BC0183864 | 1978-12-08 | Inactive | |
| DUCKWORTH ESTATES LTD. | — | BC0019457 | 1945-07-07 | Inactive | |
| DUCKWORTH HOLDING COMPANY LIMITED | — | BC0020826 | — | Inactive | |
| DUCKWORTH HOLDINGS LTD. | — | BC0265827 | 1983-06-27 | Inactive | |
| DUCKWORTH HOLDINGS LTD. | — | BC1173858 | 2018-07-30 | Active | |
| DUCKWORTH LAKE LOGGING LTD. | — | BC0067070 | 1965-11-26 | Inactive | |
| DUCKWORTH OFFICE ENVIRONMENT INSTALLATIONS | — | FM0254260 | 1999-02-19 | Active | |
| DUCKWORTH STORES (FRASER VALLEY) LTD. | — | BC0042464 | — | Inactive | |
| DUCKWORTH VENTURES LTD. | — | BC0783238 | 2007-02-20 | Inactive | |
| DUCKWORTH'S PETLAND | — | FM0015297 | 1974-02-06 | Active | |
| DUCKWORTH'S PIANO & ORGAN LTD. | — | BC0187557 | 1979-03-06 | Inactive | |
| DUCKWORTH'S PLUMBING AND GAS | — | FM0468916 | 2008-01-27 | Active | |
| DUCKWORTH'S PLUMBING AND GAS | — | FM0371570 | 2004-05-04 | Active | |
| DUCKWORTH'S STORES LTD. | — | BC0067384 | 1965-12-17 | Inactive | |
| DUCKY DAYCARE | — | FM0373637 | 2004-06-02 | Active | |
| DUCKY DAYCARE | — | FM1064184 | 2025-01-08 | Active | |
| DUCKY DIAPERS CLOTH DIAPER SERVICE LIMITED | — | BC1001664 | 2014-05-08 | Inactive | |
| DUCKY DOWN | — | FM0049842 | 1983-10-03 | Active | |
| DUCKY DOWN DOWNQUILTS INC. | — | BC0912379 | 2011-06-07 | Inactive | |
| DUCKY DUDDLE FAMILY CENTRE | — | FM0545357 | 2010-12-19 | Active | |
| DUCKY INVESTMENTS LIMITED | — | BC0629036 | 2001-06-08 | Active | |
| DUCKY MCDUCKFACE HOLDINGS LTD. | — | BC1309668 | 2021-06-10 | Active | |
| DUCKY PADDLE SPORTS | — | FM0682983 | 2016-03-05 | Active | |
| DUCKY PADDLE SPORTS | — | FM0722500 | 2017-06-28 | Active | |
| DUCKY WINDOWS | — | FM0087562 | 1988-05-12 | Inactive | |
| DUCKY! ENTERTAINMENT | — | FM0437247 | 2006-11-07 | Active | |
| DUCKY'S CHILDREN'S WEAR | — | FM0072938 | 1986-10-16 | Active | |
| DUCKY'S OFFICE FURNITURE LTD. | — | A0030212 | 1989-09-27 | Inactive | |
| DUCKYLAY LAMPS | — | FM1063344 | 2024-12-27 | Active | |
| DUCKYNESS NETWORKS | — | FM0486514 | 2008-09-19 | Active | |
| DUCLARE MOTORS LIMITED | — | BC0038819 | — | Inactive | |
| DUCLOS CONSTRUCTION | — | FM0026449 | 1978-04-13 | Active | |
| DUCLOS ET GAGNE ENTERPRISES INC. | — | BC0786167 | 2007-03-21 | Inactive | |
| DUCLOS HOLDINGS GROUP | — | FM0591660 | 2012-09-18 | Active | |
| DUCLOS SAFETY CONSULTANT INC. | — | BC0732234 | 2005-08-11 | Inactive | |
| DUCMAR INVESTMENTS LTD. | — | A0019089 | — | Inactive | |
| DUCMAR INVESTMENTS LTD. | — | C0483725 | 1994-11-07 | Inactive | |
| DUCO CONSTRUCTION LTD. | — | BC0871667 | 2010-01-19 | Inactive | |
| DUCO DEVELOPMENTS LTD. | — | BC0130145 | 1974-07-24 | Inactive | |
| DUCO ENTERPRISES LTD. | — | BC0252118 | 1982-06-01 | Inactive | |