| J. M. FINISHING CARPENTRY | — | FM0472425 | 2008-03-07 | Active | |
| J. M. FORTIER (LIMITED) | — | A0000035 | — | Inactive | |
| J. M. G. LOGGING LTD. | — | BC0114804 | 1973-01-11 | Active | |
| J. M. GURD & ASSOCIATES LTD. | — | BC0083245 | — | Inactive | |
| J. M. HOLDINGS LTD. | — | BC0230961 | 1981-03-31 | Inactive | |
| J. M. HOYTE HOLDINGS LTD. | — | BC0406144 | 1991-05-16 | Inactive | |
| J. M. HUBER CANADA CORPORATION | — | A0048705 | 1999-01-15 | Inactive | |
| J. M. HUBER CORPORATION | — | A0005754 | 1961-11-14 | Inactive | |
| J. M. HUGHES CONSTRUCTION LTD. | — | BC0118529 | 1973-05-16 | Inactive | |
| J. M. J. DEVELOPMENTS LTD. | — | BC0679938 | 2003-10-27 | Inactive | |
| J. M. J. INVESTMENTS LTD. | — | BC0130214 | 1974-07-26 | Inactive | |
| J. M. KING CONSTRUCTION (1966) LTD. | — | A0007711 | — | Inactive | |
| J. M. KOEMAN DESIGN CONSULTANTS LIMITED | — | BC0090281 | 1969-11-10 | Inactive | |
| J. M. LANDSCAPING & STONEWORK | — | FM0105960 | 1990-03-23 | Active | |
| J. M. LE DRESSAY & ASSOCIATES | — | FM0552233 | 2011-03-17 | Active | |
| J. M. LOGGING LTD. | — | BC0048844 | — | Inactive | |
| J. M. LOOK HOLDINGS LTD. | — | A0013438 | — | Inactive | |
| J. M. MACINTOSH, OPHTHALMIC SERVICES INC. | — | BC0427538 | 1992-06-18 | Active | |
| J. M. MARKETING | — | FM0177821 | 1995-04-07 | Active | |
| J. M. MCNEILL INC. | — | BC0226906 | 1981-02-16 | Inactive | |
| J. M. MUCHA LOGGING LTD. | — | BC0412087 | 1991-09-10 | Inactive | |
| J. M. NICOLA LTD. | — | BC0159929 | 1977-03-31 | Inactive | |
| J. M. ORCHARDS LTD. | — | BC0472200 | 1994-05-03 | Inactive | |
| J. M. P. ART EXPLORING LTD. | — | BC0481469 | 1994-09-29 | Inactive | |
| J. M. P. CONTRACTING LTD. | — | BC0170621 | 1978-01-31 | Inactive | |
| J. M. P. MARKETING SERVICES LIMITED | — | BC0711927 | 2004-12-21 | Inactive | |
| J. M. PAUL, BOOTMAKER | — | FM0189935 | 1995-11-23 | Active | |
| J. M. PENNEY HOLDINGS LTD. | — | BC0096236 | 1970-10-21 | Inactive | |
| J. M. PENNY LTD. | — | BC0070286 | 1966-07-07 | Inactive | |
| J. M. PIZZA 522 LTD. | — | BC0295421 | 1985-07-17 | Inactive | |
| J. M. PORTER TRUCKING LTD. | — | BC0146087 | 1976-03-01 | Inactive | |
| J. M. R. SALES LTD. | — | BC0171011 | 1978-02-09 | Inactive | |
| J. M. REDDEN LTD. | — | BC0156789 | 1977-01-17 | Active | |
| J. M. REID HOLDINGS INC. | — | BC0234541 | 1981-05-13 | Inactive | |
| J. M. RESILIENT FLOOR SALES LTD. | — | BC0081663 | — | Inactive | |
| J. M. RIBEIRO PROFESSIONAL CORPORATION | — | BC1590681 | 2026-05-14 | Active | |
| J. M. ROWAND & ASSOCIATES | — | FM0008440 | 1971-07-14 | Active | |
| J. M. RYDER & ASSOCIATES, TERRAIN ANALYSIS INC. | — | BC0448341 | 1993-06-04 | Inactive | |
| J. M. S. CONSTRUCTION LTD. | — | BC0209571 | 1980-05-09 | Inactive | |
| J. M. S. ENTERPRISES | — | FM0184918 | 1995-08-14 | Active | |
| J. M. S. ENTERPRISES INC. | — | BC0296315 | 1985-08-09 | Inactive | |
| J. M. SCHNEIDER INC. | — | A0012317 | — | Inactive | |
| J. M. SCHNEIDER INC. | — | A0018735 | — | Inactive | |
| J. M. SOOKOCHOFF TRUCKING LTD. | — | BC0125051 | 1974-02-07 | Inactive | |
| J. M. STAFFORD AND ASSOCIATES LTD. | — | BC0190298 | 1979-04-30 | Inactive | |
| J. M. STEVES DAIRY LIMITED | — | BC0005401 | — | Inactive | |
| J. M. STORES INC. | — | BC0806109 | 2007-10-20 | Inactive | |
| J. M. T. WELDING | — | FM0029766 | 1979-01-23 | Active | |
| J. M. TECHNICAL SERVICES LTD. | — | BC0640599 | 2002-01-16 | Active | |
| J. M. TILES CO. | — | FM0281830 | 2000-06-02 | Active | |
| J. M. TOW MASTER LTD. | — | BC0151320 | 1976-07-28 | Inactive | |
| J. M. TRAVEL INTERNATIONAL CO. | — | FM0053827 | 1984-05-01 | Active | |
| J. M. W. CONSTRUCTION LTD. | — | BC0091123 | 1969-12-29 | Inactive | |
| J. M. W. INVESTORS SYNDICATE LTD. | — | BC0111315 | 1972-08-15 | Inactive | |
| J. M. WELLS CONST. LTD. | — | BC0033434 | 1955-02-28 | Inactive | |
| J. MA RESTAURANT LTD. | — | BC0118358 | 1973-05-11 | Inactive | |
| J. MAC CONTRACTING | — | FM0317870 | 2002-02-25 | Active | |
| J. MAC CRANE TRUCK SERVICE | — | FM0411649 | 2005-11-28 | Active | |
| J. MAC DRAFTING INC. | — | BC0415617 | 1991-11-19 | Inactive | |
| J. MAC HOTEL LIQUIDATOR | — | FM0441962 | 2007-01-22 | Active | |
| J. MAC MILL CONSTRUCTION LTD. | — | BC0367980 | 1989-06-20 | Inactive | |
| J. MAC TRAFFIC MANAGEMENT | — | FM0458437 | 2007-08-24 | Active | |
| J. MAC. CONSTRUCTION | — | FM0370500 | 2004-04-21 | Active | |
| J. MACARTHUR NURSERIES/MACARTHUR NURSERIES | — | FM0059099 | 1985-02-14 | Active | |
| J. MACDONALD CONSULTING | — | FM0768316 | 2019-02-12 | Active | |
| J. MACDONALD CONSULTING | — | FM0189693 | 1995-11-16 | Active | |
| J. MACDONALD PLUMBING LTD. | — | BC0264096 | 1983-05-16 | Inactive | |
| J. MACDOUGALL LOGGING INC. | — | BC0744033 | 2005-12-22 | Inactive | |
| J. MACIVER CONSULTING INC. | — | BC1284625 | 2021-01-19 | Active | |
| J. MACK FOOD SERVICES INC. | — | BC0630220 | 2001-06-28 | Active | |
| J. MACK HOLDINGS INC. | — | BC0710630 | 2004-12-08 | Active | |
| J. MACKAY & ASSOCIATES CONSULTING LTD. | — | BC0225788 | 1981-02-02 | Inactive | |
| J. MACKELVIE MUIR DISTRIBUTION | — | FM0258194 | 1999-04-30 | Active | |
| J. MACKENZIE CAMP SERVICES LTD. | — | BC0111324 | 1972-08-15 | Inactive | |
| J. MACKENZIE TRUCKING | — | FM0648667 | 2014-12-11 | Active | |
| J. MACKENZIE TRUCKING LTD. | — | BC1023774 | 2015-01-02 | Active | |
| J. MACKS WELDING | — | FM0566675 | 2011-09-26 | Active | |
| J. MACNEIL HLDS. LTD. | — | BC0332148 | 1987-08-20 | Inactive | |
| J. MACOSKO TRUCKING | — | FM0264011 | 1999-08-10 | Active | |
| J. MACPHEE ENTERPRISES LTD. | — | BC0033438 | 1955-03-01 | Inactive | |
| J. MACRAE TILE SETTING | — | FM0253068 | 1999-01-29 | Active | |
| J. MADIGAN CONTRACTING | — | FM0438271 | 2006-11-22 | Active | |
| J. MADSEN COURIER/DELIVERY SERVICES | — | FM0696454 | 2016-08-23 | Active | |
| J. MAIN CONSTRUCTION | — | FM1030262 | 2023-11-17 | Active | |
| J. MAIN CONSTRUCTION | — | FM0432776 | 2006-09-06 | Active | |
| J. MAIN HOLDINGS LTD. | — | BC0850320 | 2009-04-23 | Active | |
| J. MAITLAND CONSULTING | — | FM0446985 | 2007-03-26 | Active | |
| J. MAJOR CONTRACTING LTD. | — | BC1088560 | 2016-09-06 | Active | |
| J. MAKASOFF CONTRACTING LTD. | — | BC1294351 | 2021-03-13 | Active | |
| J. MAKK ENTERPRISES | — | FM0153559 | 1993-12-10 | Active | |
| J. MALCOLM BRODIE & ASSOCIATES LTD. | — | BC0124413 | 1974-01-17 | Inactive | |
| J. MALL BUILDING CONTRACTING LTD. | — | BC0638837 | 2001-12-13 | Active | |
| J. MANAK & ASSOCIATES LTD. | — | BC0582109 | 1999-03-23 | Inactive | |
| J. MANARY HOLDINGS LTD. | — | BC1483321 | 2024-05-28 | Inactive | |
| J. MAND HOLDINGS LTD. | — | BC1320645 | 2021-08-20 | Active | |
| J. MANDER PERFORMANCE AND SPORT CONSULTING CORP. | — | BC1575729 | 2026-02-02 | Active | |
| J. MANDRYK ASSOCIATES INC. | — | BC0414579 | 1991-10-30 | Inactive | |
| J. MANDRYK ASSOCIATES INC. | — | BC0923783 | 2011-11-01 | Active | |
| J. MANGAT ENTERPRISES LTD. | — | BC0701070 | 2004-07-30 | Active | |
| J. MANKE HOMES LTD. | — | BC0346595 | 1988-06-07 | Inactive | |
| J. MANN CONTRACTING | — | FM0510294 | 2009-09-03 | Active | |
| J. MANN CONTRACTING LTD. | — | BC0994638 | 2014-02-24 | Active | |
| J. MANN INVESTMENTS INC. | — | BC0814213 | 2008-01-21 | Active | |
| J. MANN JANITORIAL SERVICES LTD. | — | BC1233933 | 2019-12-16 | Active | |
| J. MANNA INC. | — | BC0762488 | 2006-07-04 | Inactive | |
| J. MANRIQUE CONSULTANTS LTD. | — | BC0771600 | 2006-10-13 | Active | |
| J. MARC MACEWING CORPORATION | — | BC0484490 | 1994-11-22 | Active | |
| J. MARCHAND HOLDINGS LTD. | — | BC1281171 | 2020-12-24 | Inactive | |
| J. MARCUS MANAGEMENT GROUP LTD. | — | BC0131466 | 1974-09-18 | Inactive | |
| J. MARINI CONTRACTING | — | FM0120498 | 1991-06-25 | Active | |
| J. MARK MONTGOMERY INC. | — | BC0400313 | 1991-01-24 | Active | |
| J. MARK WALLACE CONSULTING LTD. | — | A0084410 | 2011-10-11 | Inactive | |
| J. MARKS + CO. PRODUCTIONS | — | FM1066942 | 2025-02-05 | Active | |
| J. MARNO TRUCKING LTD. | — | BC0137925 | 1975-05-27 | Active | |
| J. MARR CONSULTING LTD. | — | BC0557516 | 1998-01-13 | Inactive | |
| J. MARR SYSTEMS | — | FM0160047 | 1994-05-09 | Active | |
| J. MARS INDUSTRIES INC. | — | BC0425962 | 1992-05-20 | Inactive | |
| J. MARSHALL & COMPANY LTD. | — | BC0511797 | 1996-01-15 | Active | |
| J. MARSHALL & COMPANY LTD. | — | BC0384368 | 1990-03-22 | Inactive | |
| J. MARTENS ENTERPRISES LIMITED | — | BC0076719 | 1967-11-09 | Inactive | |
| J. MARTIN COMPUCARE | — | FM0255928 | 1999-03-18 | Active | |
| J. MARTIN CONTRACTING INC. | — | C1223366 | 2019-09-16 | Active | |
| J. MARTIN TAXIDERMY INC. | — | BC1498109 | 2024-08-21 | Active | |
| J. MARTIN TIMBER LTD. | — | BC0345099 | 1988-05-09 | Inactive | |
| J. MARTIN WILLEMSE LAW CORPORATION | — | BC1189637 | 2018-12-10 | Active | |
| J. MARTINEK ENGINEERING SERIVCES INC. | — | BC0231333 | 1981-04-03 | Inactive | |
| J. MARTINEZ PROJECT MANAGEMENT CONSULTING LTD. | — | BC1419843 | 2023-06-02 | Active | |
| J. MARULE & DAUGHTERS INC. | — | BC0273961 | 1984-02-07 | Inactive | |
| J. MARY COWAN CORP. | — | BC0893919 | 2010-10-27 | Inactive | |
| J. MARY FINCH CORPORATION | — | BC1243429 | 2020-03-06 | Active | |
| J. MASALONGA IMMIGRATION CONSULTING INC. | — | A0119565 | 2021-08-25 | Active | |
| J. MASON AND SONS LTD. | — | A0007702 | — | Inactive | |
| J. MASON MECHANICAL SERVICES LTD. | — | BC0701133 | 2004-08-02 | Active | |
| J. MATHERS CONSTRUCTION LTD. | — | BC0288236 | 1985-02-07 | Active | |
| J. MATHES WELDING & REPAIRS | — | FM0033444 | 1980-04-01 | Active | |
| J. MATHESON RADIOLOGY CORP. | — | BC0653078 | 2002-08-15 | Inactive | |
| J. MATHESON REAL ESTATE SERVICES INC. | — | BC0442671 | 1993-03-10 | Active | |
| J. MATIAS MASONRY | — | FM0044873 | 1982-11-23 | Active | |
| J. MATSIMALA ENTERPRISES LTD. | — | BC0603664 | 2000-03-21 | Inactive | |
| J. MATSIMALA ENTERPRIZES | — | FM0206560 | 1996-09-19 | Active | |
| J. MATTEOTTI & ASSOCIATES (1981) LTD. | — | BC0225776 | 1981-02-02 | Inactive | |
| J. MAURO CONTRACTING | — | FM0477370 | 2008-05-08 | Active | |
| J. MAY PLUMBING AND GAS INC. | — | BC0770580 | 2006-09-30 | Active | |
| J. MAYER CONTRACTING | — | FM0426198 | 2006-06-06 | Active | |
| J. MAYER ELECTRIC | — | FM0012649 | 1973-08-22 | Active | |
| J. MAYER ELECTRIC LTD. | — | BC0133506 | 1974-12-18 | Inactive | |
| J. MAYERS GROUP-PUBLISHING-BIOGRAPHY & WRITING SERVICES | — | FM0388847 | 2005-01-26 | Active | |
| J. MAYZEL REALTY LTD. | — | A0027838 | 1988-06-21 | Inactive | |
| J. MAYZES EXCAVATING LTD. | — | BC0551086 | 1997-09-29 | Active | |
| J. MAZER MANAGEMENT INC. | — | BC0267116 | 1983-07-28 | Inactive | |
| J. MAZUR CONTRACTING | — | FM0385785 | 2004-12-02 | Active | |
| J. MCALENEY TRUCKING | — | FM0281563 | 2000-05-30 | Active | |
| J. MCALENEY TRUCKING LTD. | — | BC0956890 | 2012-12-06 | Active | |
| J. MCAVOY & SONS LTD. | — | BC0105637 | — | Inactive | |
| J. MCCANDLESS & ASSOCIATES LTD. | — | BC0496947 | 1995-05-19 | Inactive | |
| J. MCCARTHY HOLDINGS INC. | — | BC0958475 | 2012-12-22 | Active | |
| J. MCCAW MARKETING | — | FM1048963 | 2024-06-17 | Active | |
| J. MCCOY CONCRETE SERVICES | — | FM0434454 | 2006-09-29 | Active | |
| J. MCDIARMID COMPANY LTD. | — | A0000516 | — | Inactive | |
| J. MCEACHERN CONTRACTING | — | FM0361020 | 2003-12-07 | Active | |
| J. MCGARVA HOLDINGS LTD. | — | BC0909994 | 2011-05-09 | Active | |
| J. MCGREGOR LTD. (PRIVATE CO.) | — | BC0088168 | — | Inactive | |
| J. MCINNES TRUCK & DIESEL LTD. | — | BC0252260 | 1982-06-04 | Inactive | |
| J. MCJETSEN INVESTMENTS LTD. | — | C0850624 | 2009-04-28 | Inactive | |
| J. MCKAY AQUATECH LIMITED | — | BC0371886 | 1989-08-31 | Inactive | |
| J. MCKAY CONTRACTING | — | FM0374269 | 2004-06-09 | Active | |
| J. MCKECHNIE FERRIER LTD. | — | BC0051916 | 1961-11-17 | Inactive | |
| J. MCKENDRY DEVELOPMENTS LTD. | — | C1088737 | 2016-09-07 | Active | |
| J. MCKINLEY HOLDINGS LTD. | — | BC0193790 | 1979-07-10 | Inactive | |
| J. MCLAREN BUILDERS & DEVELOPERS LTD. | — | BC0295372 | 1985-07-16 | Active | |
| J. MCLAREN ENTERPRISES LTD. | — | BC0313356 | 1986-08-14 | Active | |
| J. MCLAUGHLAN CONSULTING AND ELECTRIC | — | FM0218390 | 1997-04-17 | Active | |
| J. MCLAUGHLIN ENTERPRISES LIMITED | — | C0321410 | 1987-02-06 | Inactive | |
| J. MCLEOD CONSTRUCTION LTD. | — | BC0106679 | 1972-02-18 | Inactive | |
| J. MCLOUGHLIN & ASSOCIATES | — | FM0004325 | 1969-05-09 | Active | |
| J. MCMILLAN BAILIFF & COLLECTION LTD. | — | BC0564614 | 1998-05-12 | Inactive | |
| J. MCMURRAY ENTERPRISES | — | FM0215399 | 1997-03-06 | Active | |
| J. MCNEICE CONTRACTORS | — | FM0039281 | 1981-09-18 | Active | |
| J. MCNEICE HOLDINGS LTD. | — | BC1330586 | 2021-10-28 | Active | |
| J. MCNEIL ENTERPRISES LTD. | — | BC0571631 | 1998-09-15 | Active | |
| J. MCNEILL ENTERPRISES INC. | — | BC0124204 | 1974-01-11 | Active | |
| J. MCPHEE & SONS LTD. | — | BC0740543 | 2005-11-16 | Active | |
| J. MCTAGGART & SON LIMITED | — | BC0005438 | — | Inactive | |
| J. MCWILLIAMS HOLDINGS CO. INC. | — | BC1047499 | 2015-08-28 | Active | |
| J. MEDEIROS CONST. | — | FM0098222 | 1989-06-09 | Active | |
| J. MEEK ENTERPRISES LTD. | — | BC0315580 | 1986-10-03 | Inactive | |
| J. MEIER INC. | — | BC1112776 | 2017-03-27 | Inactive | |
| J. MELO & COMPANY LTD. | — | BC0175701 | 1978-05-25 | Inactive | |
| J. MENGR LTD. | — | BC0828527 | 2008-07-01 | Active | |
| J. MERCER INDUSTRIES | — | FM0005178 | 1969-11-14 | Active | |
| J. MERCER INDUSTRIES LTD. | — | BC0094802 | — | Inactive | |
| J. MERCER INDUSTRIES LTD. | — | BC0130548 | 1974-08-12 | Inactive | |
| J. MERRYMAN CONSULTING | — | FM0874804 | 2022-03-19 | Active | |
| J. METCALFE AND ASSOCIATES LTD. | — | BC0239891 | 1981-07-27 | Inactive | |
| J. METCALFE CONSULTING | — | FM0700606 | 2016-10-13 | Active | |
| J. MEYNEN TRUCKING ENTERPRISES | — | FM0321624 | 2002-04-19 | Active | |
| J. MEYNEN TRUCKING INC. | — | BC0928400 | 2011-12-22 | Inactive | |
| J. MICHAEL EGAN LTD. | — | BC0240349 | 1981-08-04 | Inactive | |
| J. MICHAEL ELECTRIC TRUCK SALES & SERVICE | — | FM0433719 | 2006-09-19 | Active | |
| J. MICHAEL ENTERPRISES | — | FM0067780 | 1986-03-11 | Active | |