Federal corporations in Westmount, Quebec
3,012 active corporations have their registered office here. Page 14 of 16.
| Company | Governing act | Registered |
|---|---|---|
| PXE Group Inc. No. 17561768 · 1 Carré Westmount · H3Z 2P9 | CBCA | 19 December 2025 |
| Qiu-Zucco Inc. No. 14408781 · 711 Av. Grosvenor · H3Y 2T3 | CBCA | 29 September 2022 |
| QUARTET MEDICAL SERVICES INC. No. 8629056 · 84 Av. Arlington · H3Y 2W4 | CBCA | 9 September 2013 |
| Que des Pros LtéeDissolution pending No. 13857913 · 420-3555 rue St-Antoine Ouest · H3Z 0A9 | CBCA | 11 June 2022 |
| R. GUTHRIE RESEARCH ASSOCIATES INC. No. 1239791 · 328 ROSLYN AVENUE · H3Z 2L6 | CBCA | 26 November 1981 |
| R. WISEMAN HOLDINGS INC. No. 8481237 · 1, WESTMOUNT SQUARE · H3Z 2P9 | CBCA | 5 April 2013 |
| R.D.H. PROPERTY GROUP INC. No. 1297554 · 1 WESTMOUNT SQUARE · H3Z 2P9 | CBCA | 16 April 1982 |
| R.L.A. HOLDINGS LTD. No. 813842 · 4119 rue Sherbrooke West · H3Z 1A7 | CBCA | 8 February 1979 |
| R.M.H. INVESTMENTS LIMITED No. 783382 · 4300 Blvd. De Maisonneuve Ouest · H3Z 3C7 | CBCA | 4 December 1978 |
| Radiator Aftermarket Distribution Holding Inc. No. 17864191 · 1400-1 Carré Westmount · H3Z 2P9 | CBCA | 16 April 2026 |
| RADIMED INC. No. 3773531 · 1 WESTMOUNT SQUARE · H3Z 2P9 | CBCA | 13 June 2000 |
| RaichLegal Inc. No. 4276507 · 4101 Sherbrooke Street West · H3Z 1A7 | CBCA | 17 December 2004 |
| RAIS 5000 HOLDINGS LTD. No. 17703902 · 232 Av. Redfern · H3Z 2G3 | CBCA | 17 February 2026 |
| RAMESH KHOSLA DESIGN AND PLANNING CONSULTANTS INC. No. 7251441 · 15 Springfield Avenue · H3Y 2K9 | CBCA | 30 September 2009 |
| Raysem Consultants Corporation No. 4448120 · 1, Westmount Square · H3Z 2P9 | CBCA | 1 October 2007 |
| RB Event Services Inc. No. 10232769 · 3235 Rue St-Antoine Ouest · H3Z 1W9 | CBCA | 15 May 2017 |
| RCS Capital Inc. No. 14411544 · 55 Surrey Gardens · H3Y 1N5 | CBCA | 29 September 2022 |
| RE3 DISTRIBUTION INC. No. 3783103 · 3 SEVERN AVENUE · H3Y 2C6 | CBCA | 5 July 2000 |
| REALIGN CONSULTING INC. No. 14976291 · 5 Severn Avenue · H3Y 2C6 | CBCA | 28 April 2023 |
| Red Oak Fine Art Inc. No. 11609033 · 100-1368 Av Greene · H3Z 2B1 | CBCA | 6 September 2019 |
| REDFERN HUMAN RESOURCE DEVELOPMENTS INC. No. 3290859 · 4444 STE-CATHERINE ST W · H3Z 1R2 | CBCA | 28 August 1996 |
| REDPOLL HOLDINGS LTD. No. 2419718 · 4501 Rue Sherbrooke O · H3Z 1E7 | CBCA | 28 December 1988 |
| Reel in Motion Inc. No. 11796429 · 544 Grosvenor Avenue · H3Y 2S4 | CBCA | 17 December 2019 |
| RELUCTANT ROYAL PRODUCTIONS (MUSE) INC. No. 16242936 · 500 - 345 Victoria Avenue · H3Z 2N2 | CBCA | 26 July 2024 |
| REMG HOLDINGS LTD. No. 15493374 · 2 Westmount Square, PH-B · H3Z 2S4 | CBCA | 1 November 2023 |
| RENBAR HOLDINGS INC. No. 3992284 · 510-215, Redfern Avenue · H3Z 3L5 | CBCA | 1 January 2002 |
| RÉSEAU TEL-SYNERGIE INC. No. 3388514 · 4255 STE CATHERINE OUEST · H3Z 1P7 | CBCA | 30 June 1997 |
| RESTAURANT 1075 LAURIER INC. No. 16379613 · 1 Westmount Square, · H3Z 2P9 | CBCA | 19 September 2024 |
| RESURFACE 222 INC. No. 3287912 · 3220 Trafalgar Avenue · H3Y 1H7 | CBCA | 20 August 1996 |
| Retinad Virtual Reality Inc. No. 9109382 · 4999 St. Catherine Street West · H3Z 1T3 | CBCA | 4 December 2014 |
| RETREAT HOLDINGS INC. No. 2932628 · 72 Avenue Bruce · H3Z 2E2 | CBCA | 30 June 1993 |
| Reuben Ostrofsky Health Services Inc. No. 9866957 · 3169 St Antoine West · H3Z 1W9 | CBCA | 13 August 2016 |
| RevivePack Inc. No. 17075413 · 4911 Rue Sherbrooke O · H3Z 1H2 | CBCA | 12 June 2025 |
| RG INNOVATIONS INCORPORATED No. 6949797 · 4998 DE MAISONNEUVE W,SUITE 1513 · H3Z 1N2 | CBCA | 1 April 2008 |
| RGC COFFEE INC. No. 3738876 · 1330 GREENE AVENUE · H3Z 2B1 | CBCA | 31 March 2000 |
| RHOMAIER ENTERPRISES INC. No. 2730057 · 4300 de Maisonneuve Blvd West Apt 428 · H3Z 1K8 | CBCA | 28 June 1991 |
| Richard and Edith Strauss Foundation No. 602787 · 4115 Rue Sherbrooke O · H3Z 1K9 | NFP Act | 2 September 2014 |
| RICHARD PAYNE MEDICAL SERVICES INC. No. 7027478 · 351 Av Redfern · H3Z 2G4 | CBCA | 14 August 2008 |
| RICHARD SIOUFI MEDICAL SERVICES INC. No. 14951581 · 31 Ramezay Road · H3Y 3J7 | CBCA | 19 April 2023 |
| RICHELIEU INVESTMENTS INC. No. 11332228 · 500-4115 Rue Sherbrooke O. · H3Z 1K9 | CBCA | 1 April 2019 |
| Riviera Alternatives Inc. No. 7041870 · 1, av. Severn · H3Y 2C6 | CBCA | 10 September 2008 |
| RK TECH HOLDINGS INC. No. 8264031 · 11 Av. Willow · H3Y 1Y3 | CBCA | 31 July 2012 |
| RNY RESOURCE DEVELOPMENT INC. No. 2209187 · 320 Kensington avenue · H3Z 2H3 | CBCA | 23 June 1987 |
| Robert K. Koenekoop Medical Services Inc. No. 4424018 · 112 ARLINGTON · H3Y 2W4 | CBCA | 5 April 2007 |
| ROBERT R. GRAHAM HOLDINGS INC. No. 3503283 · 44 Rue York · H3Z 1N8 | CBCA | 11 June 1998 |
| RobitailleCurtis Architecture Inc. No. 16969569 · 300 avenue Victoria · H3Z 2M8 | CBCA | 6 May 2025 |
| ROBITAILLECURTIS INC. No. 8615837 · 300 VICTORIA AVENUE · H3Z 2M8 | CBCA | 23 August 2013 |
| ROCKETSHIP ELECTRIC CORPORATION No. 3312461 · 459 av Elm · H3Y 3H9 | CBCA | 7 November 1996 |
| ROHOLCO INVESTMENTS INC. No. 1601946 · 9 RENFREW AVE · H3Y 2X3 | CBCA | 23 November 1983 |
| ROI RESEARCH ON INVESTMENT INC. No. 4211731 · 4820 Boulevard De Maisonneuve Ouest · H3Z 1M1 | CBCA | 18 December 2003 |
| RON DIMENTBERG MEDICAL CORPORATION INC. No. 7881436 · 22 Grenville · H3Y 1V8 | CBCA | 1 June 2011 |
| RONALD AND CARMELA VINCELLI FAMILY FOUNDATION No. 9366881 · 4737, The Boulevard · H3Y 1V2 | NFP Act | 13 July 2015 |
| Ronnie's Joy Foundation No. 12044137 · 1 Carré Westmount · H3Z 2P9 | NFP Act | 6 May 2020 |
| Ronvest Consultants Limited No. 4134486 · 1330 GREENE AVENUE · H3Z 2B1 | CBCA | 1 January 2003 |
| RONY K MANAGEMENT LTD. No. 1096621 · 1 Carr Westmount · H3Z 2P9 | CBCA | 26 February 1981 |
| Roper Clinic Inc. No. 3929230 · 4500 SHERBROOKE ST. WEST · H3Z 1E6 | CBCA | 30 July 2001 |
| ROSARON HOLDINGS INC. No. 1515705 · 2 Westmount Square, Apt. 1302 · H3Z 2S4 | CBCA | 14 June 1983 |
| Roscanu et associés Inc. No. 15544335 · 4467 Sherbrooke ouest · H3Z 1E7 | CBCA | 1 December 2023 |
| ROSE VALLEY LR INC. No. 6476244 · 4612 Ste-Catherine o. · H3Z 1S3 | CBCA | 10 November 2005 |
| Rosenthal Financial Services Inc. No. 2265109 · 4612 STE-CATHERINE WEST · H3Z 1S3 | CBCA | 20 November 1987 |
| ROSENTHAL LIFE GROUP INC. No. 167053 · 4612 Ste-Catherine.o · H3Z 1S3 | CBCA | 28 October 1976 |
| ROSLAN CANADA GP INC. No. 8894124 · 1165 Ave Greene · H3Z 2A2 | CBCA | 21 May 2014 |
| ROTHENBERG ACQUISITION CORP. No. 12897971 · 4420 STE-CATHERINE WEST · H3Z 1R2 | CBCA | 5 April 2021 |
| ROTOJEN HOLDINGS INC. No. 3005267 · 4120 Ste. Catherine St. West · H3Z 1P4 | CBCA | 17 February 1994 |
| Rouge Furniture Inc. No. 12295211 · 457 Ave Mount Pleasant · H3Y 3G9 | CBCA | 26 August 2020 |
| Rox Sauce Inc. No. 17469209 · 40 Roxborough Avenue · H3Y 1M4 | CBCA | 12 November 2025 |
| ROYAL MONTREAL REGIMENT FOUNDATION No. 2803780 · 4625 SAINT CATHERINE STREET, WEST · H3Z 1S4 | NFP Act | 16 October 2014 |
| Royal RedMaple Education Group Canada Inc. No. 9979506 · 6 Pl. Braeside · H3Y 3E9 | CBCA | 10 November 2016 |
| ROYALMOUNT SPIRITS INC. No. 11450824 · 1 Westmount Square · H3Z 2P9 | CBCA | 6 June 2019 |
| RSK Associates Inc. No. 14014448 · 220 Olivier Avenue, Suite 204 · H3Z 2C5 | CBCA | 5 May 2022 |
| RUBBLESTONE Inc. No. 15096073 · 554 Avenue Grosvenor · H3Y 2S4 | CBCA | 7 June 2023 |
| RUBIN BECKER MEDICAL SERVICES INC. No. 8897786 · 4175 Saint-Catherine Street West · H3Z 3C9 | CBCA | 24 May 2014 |
| RUBIN GOLDBAUM DENTAL SERVICES INC. No. 9360786 · 376 Redfern Avenue · H3Z 2G5 | CBCA | 8 July 2015 |
| RUDINVEST HOLDINGS LTD. No. 977641 · 606 Victoria Avenue · H3Y 2R9 | CBCA | 29 March 1976 |
| RUWENA INC. No. 589390 · 4700 St.Catherine Street West · H3Z 1S6 | CBCA | 22 March 1979 |
| RWilner & Daughters Holdings inc. No. 13407241 · 25 Chemin Ramezay · H3Y 3J7 | CBCA | 6 October 2021 |
| RX SIDECAR GP INC. No. 16560113 · 1310 Ave Greene, Suite 810 · H3Z 2B2 | CBCA | 1 December 2024 |
| RXI XXIV GP INC. No. 16136818 · 1310 Ave Greene, Suite 810 · H3Z 2B2 | CBCA | 18 June 2024 |
| RXS GP Inc. No. 10660205 · 1310 Greene Avenue · H3Z 2B2 | CBCA | 30 December 2019 |
| Rylim Inc. No. 16701108 · 4410 Rue Sainte-Catherine · H3Z 1R2 | CBCA | 28 January 2025 |
| S Aneja Consulting Inc. No. 11913964 · 29 Renfrew Ave · H3Y 2X3 | CBCA | 19 February 2020 |
| S. FATTAL CANVAS INC. No. 17278730 · 200 Edgehill Road · H3Y 1E9 | CBCA | 1 September 2025 |
| S. MICHAEL KENNEDY DENTAL SERVICES INC. No. 9088423 · 5025 Sherbrooke Street West · H4A 1S9 | CBCA | 14 November 2014 |
| S.& G. ASSOCIATES INC. No. 723851 · 36 SHORNCLIFFE AVENUE · H3Y 1B2 | CBCA | 5 July 1978 |
| S.B.I. DEVELOPMENTS INC. No. 4165233 · 1 Carré Westmount · H3Z 2P9 | CBCA | 14 October 2003 |
| S.B.I. HOLDINGS LTD. No. 13914836 · 1 Carré Westmount · H3Z 2P9 | CBCA | 1 April 2022 |
| S.B.I. MANAGEMENT LTD. No. 13623629 · 1249-1 Car Westmount · H3Z 2P9 | CBCA | 1 January 2022 |
| S2AR INC. No. 3544273 · 44 WINDSOR AVE. · H3Y 2L8 | CBCA | 19 October 1998 |
| Sabana Investments Inc. No. 13654702 · 9 Summit Circle · H3Y 1B4 | CBCA | 6 January 2022 |
| SAINT-HILAIRE INC. No. 10551732 · 55 Surrey Gardens · H3Y 1N5 | CBCA | 1 January 2018 |
| SAJORA INVESTMENTS INC. No. 3652971 · 4634 Ste-Catherine W · H3Z 1S3 | CBCA | 8 November 1999 |
| SALDA GÉOSCIENCES INC. No. 7174811 · 107 avenue Irvine · H3Z 2K3 | CBCA | 15 May 2009 |
| Sally Stewart Interiors Inc. No. 16361765 · 407 Av. Clarke · H3Y 3C3 | CBCA | 17 September 2024 |
| SAMIA & SABAH BEKHOR MEDICAL SERVICES INC. No. 7277831 · 26 Ramezay Avenue · H3Y 3J9 | CBCA | 13 November 2009 |
| SAMROSE INVESTMENTS LTD. No. 591556 · 4060 ST CATHERINE ST WEST · H3Z 2Z3 | CBCA | 24 October 1980 |
| SAMY STALTARI LAW SERVICES INC. No. 13890881 · 1300-1 Westmount Square · H3Z 2P9 | CBCA | 24 March 2022 |
| SAPELE WOODWORKING INC. No. 3244989 · 1359-2 GREENE AVENUE · H3Z 2A5 | CBCA | 29 March 1996 |
| SARA SOLDERA MEDICAL SERVICES INC. No. 13647455 · 532 Prince Albert Avenue · H3Y 2P8 | CBCA | 4 January 2022 |
| SARAHELM INVESTMENTS CORPORATION No. 8896267 · 436 Elm Avenue · H3Y 3J1 | CBCA | 23 May 2014 |
| SARI BETH HOLDINGS INC. No. 2294150 · 31 Ch. Barat · H3Y 2H3 | CBCA | 2 February 1988 |
| SARTSACE HOLDINGS INC. No. 2711125 · 42 Sunnyside Avenue · H3Y 1C2 | CBCA | 29 April 1991 |
| SATA HOLDINGS INC. No. 8158789 · 1303 Greene Avenue · H3Z 2A7 | CBCA | 4 April 2012 |
| Saturnia Asset Management Inc. No. 9512683 · 4823 Sherbrooke Street West, Suite 200 · H3Z 1G7 | CBCA | 16 November 2015 |
| SATURNIA HOLDINGS INC. No. 14422031 · 4823 Sherbrooke Street West, Suite 200 · H3Z 1G7 | CBCA | 4 October 2022 |
| SAVARD ADMINISTRATION INC. No. 10178284 · 314-11 AVENUE HILLSIDE · H3Z 1V8 | CBCA | 5 April 2017 |
| Savuti Advisors Inc. No. 9242163 · 460 elm avenue · H3Y 3J1 | CBCA | 1 April 2015 |
| SAYKL Investments Ltd. No. 10006025 · 1310 Greene Avenue · H3Z 2B2 | CBCA | 1 December 2016 |
| Scala Medical Technologies Inc. No. 17458045 · 314 Av. Kensington · H3Z 2H3 | CBCA | 7 November 2025 |
| SCANCOR HOLDINGS INC. No. 12768283 · 20 Somerville Avenue · H3Z 1J2 | CBCA | 24 February 2021 |
| SCANDAN INC. No. 592421 · 20 SOMERVILLE · H3Z 1J2 | CBCA | 7 October 1980 |
| Schlossenfeffer Holdings Inc. No. 17111690 · 8 Grove Park · H3Y 3E7 | CBCA | 1 July 2025 |
| SchoolAdvice Inc. No. 9851798 · 376 Victoria Ave #100 · H3Z 1C3 | CBCA | 2 August 2016 |
| Schreter Construction Inc. No. 7834705 · 78 SUMMIT CIRCLE · H3Y 1B5 | CBCA | 13 April 2011 |
| SD GENEST M.D. INC. No. 14627512 · 66, chemin St-Sulpice · H3Y 2B7 | CBCA | 26 December 2022 |
| Seascape North Investment Holdings Limited No. 14037910 · 4 Av. Hudson · H3Y 1Y7 | CBCA | 13 May 2022 |
| SEBASTIAN SABA DENTIST INC. No. 7059256 · 17, WILLOW AVENUE · H3Y 1Y3 | CBCA | 9 October 2008 |
| SEEFELD MARKETING INTERNATIONAL INC. No. 4337344 · 543 LANSDOWNE AVENUE · H3Y 2V4 | CBCA | 13 December 2005 |
| SEGBERG REAL ESTATE INC. No. 3985059 · 4664 Ste. Catherine Street West · H3Z 1S5 | CBCA | 19 December 2001 |
| SEMPERFORM HOLDINGS INC. No. 8992410 · 743 Upper Roslyn Avenue · H3Y 1J3 | CBCA | 19 August 2014 |
| SEORATH CORPORATION INC. No. 4255445 · 1 Carré Westmount · H3Z 2P9 | CBCA | 30 August 2004 |
| SERVICES CONSEILS CL PHILANTHROPIQUE INC. No. 8342571 · 37 avenue holton · H3Y 2E9 | CBCA | 5 November 2012 |
| SERVICES CONSEILS GXML INC. No. 6850171 · 329 Avenue Prince Albert · H3Z 2X9 | CBCA | 2 October 2007 |
| SERVICES CORPORATIFS L.F. INC. No. 2437015 · 1310 rue GREENE · H3Z 2B2 | CBCA | 10 February 1989 |
| SERVICES CORPORATIFS L.M.C. INC. No. 2919419 · 1310 Ave Greene · H3Z 2B2 | CBCA | 6 May 1993 |
| Services de Sécurité et d'Investigation Spécialisés (SSIS) Inc. No. 7075022 · 1, WESTMOUNT SQUARE · H3Z 2P9 | CBCA | 9 November 2008 |
| SERVICES FINANCIERS INTERNATIONAL LEDUC INC. No. 1502018 · 328-4150 Rue Sainte-Catherine Ouest · H3Z 2Y5 | CBCA | 24 May 1983 |
| SERVICES IMMOBILIERS SHEBAR INC. No. 857238 · 4119 SHERBROOKE STREET WEST · H3Z 1A7 | CBCA | 16 May 1979 |
| Services juridiques François L. Morin inc. No. 13307387 · 236 Redfern Avenue · H3Z 2G3 | CBCA | 1 September 2021 |
| SERVICES LÉGAUX JOHN GODBER INC. No. 9544852 · 55 Holton Avenue · H3Y 2G1 | CBCA | 10 December 2015 |
| SERVICES MÉDICAUX KEVIN A WASCHKE INC. No. 7131704 · 356 ave Redfern · H3Z 2G5 | CBCA | 1 March 2009 |
| SERVICES MÉDICAUX LUCIEN FRUCHTERMANN INC. No. 8271054 · 111 Aberdeen Avenue · H3Y 3A6 | CBCA | 10 August 2012 |
| Services médicaux Matthew Victor Ades inc. No. 16711286 · 333 Redfern Avenue · H3Z 2G4 | CBCA | 31 January 2025 |
| SERVICES MÉDICAUX NATHALIE MINVILLE INC. No. 7605587 · 4134 DORCHESTER BOULEVARD WEST · H3Z 1V1 | CBCA | 19 July 2010 |
| Services Médicaux Olga Huk Inc. No. 9188983 · 165 ch. Edgehill · H3Y 1E8 | CBCA | 16 February 2015 |
| Services médicaux Pierre-Luc Bernier ltée No. 9385096 · 575, avenue Roslyn · H3Y 2T7 | CBCA | 29 July 2015 |
| Services Médicaux Sima Saleh Inc. No. 11334409 · 512 avenue Victoria · H3Y 2R5 | CBCA | 2 April 2019 |
| SERVICES MÉDICAUX SL TAN INC. No. 8536970 · 5 ch. Belvédère · H3Y 1P3 | CBCA | 3 June 2013 |
| Services-Conseils Insightbounds Inc. No. 17555571 · 203-11 Avenue Hillside · H3Z 1V8 | CBCA | 17 December 2025 |
| SESOM INVESTMENTS INC. No. 8400164 · 2 Westmount Square · H3Z 2S4 | CBCA | 8 January 2013 |
| SEUMASOGHA CORPORATION INC. No. 4255437 · 1 Carré Westmount · H3Z 2P9 | CBCA | 30 August 2004 |
| SGATE INC. No. 3811964 · 4115 Sherbrooke Street West · H3Z 1K9 | CBCA | 19 September 2000 |
| SHAKESPEAR A.S.L. HOLDINGS INC. No. 3320006 · 150 Abbott Avenue · H3Z 2J9 | CBCA | 28 November 1996 |
| SHANNON CARLENE SALVADOR MEDICAL SERVICES INC. No. 8813493 · 372 Roslyn Avenue · H3Z 2L6 | CBCA | 10 March 2014 |
| Sherbrooke-Valois Inc. No. 6493335 · 310 Victoria #105 · H3Z 2M9 | CBCA | 11 January 2006 |
| SHERPAFATHER HOLDINGS INC. No. 8186618 · 536 Roslyn Avenue · H3Y 2T5 | CBCA | 7 May 2012 |
| SHILLDEV INC. No. 4552288 · 400-4141 Rue Sherbrooke O · H3Z 1B8 | CBCA | 1 March 2010 |
| Shiller Holdings Inc. No. 12594889 · 400-4141 Rue Sherbrooke O · H3Z 1B8 | CBCA | 25 December 2020 |
| SHILLVEST INC. No. 6963439 · 400-4141 Rue Sherbrooke O · H3Z 1B8 | CBCA | 23 April 2008 |
| SHINDER-TREMBLAY-GAZAILLE FINANCIAL SERVICES INC. No. 17691319 · 668 BELMONT AVENUE · H3Y 2W2 | CBCA | 11 February 2026 |
| SHINE INDUSTRIES LTD. - No. 595730 · 4119 SHERBROOKE ST. WEST · H3Z 1A7 | CBCA | 4 December 1980 |
| SHIR CHADASH COMMUNITY SYNAGOGUE No. 8229244 · 4175 Rue Sainte-Catherine O · H3Z 3C9 | NFP Act | 7 December 2012 |
| SHIRBROWN HOLDINGS INC. No. 1796895 · 1 Wood Avenue · H3Z 3C5 | CBCA | 15 November 1984 |
| SIBLIN & ASSOCIATES LTD. No. 10743747 · 3 Carré Westmount · H3Z 2A4 | CBCA | 1 May 2018 |
| SIGLER DEVELOPMENTS INC. No. 3446255 · 1 Westmount Square · H3Z 2P9 | CBCA | 1 January 1998 |
| SIGMA STOCHASTIC OPTIMIZATION INC. No. 6994938 · 75 Sommerville · H3Z 1J4 | CBCA | 16 June 2008 |
| SimcoPak Inc. No. 8518653 · 4150 Rue Sainte-Catherine Street West · H3Z 2Y5 | CBCA | 10 May 2013 |
| Simcos Marketing Inc. No. 8433879 · 566 Roslyn Avenue · H3Y 2T8 | CBCA | 11 February 2013 |
| Simmy Pink Holdings Inc. No. 9331735 · 39 Côte St-Antoine · H3Y 2H7 | CBCA | 12 June 2015 |
| SIMSUE INVESTMENTS INC. No. 1370685 · 4545 Sherbrooke Street West · H3Z 1E8 | CBCA | 6 October 1982 |
| Single 25 Productions (Muse) Inc. No. 17218699 · 500-345 Avenue Victoria · H3Z 2N2 | CBCA | 6 August 2025 |
| SIX PIXELS GROUP INC. No. 10787604 · 4823 Sherbrooke Street West · H3Z 1G7 | CBCA | 17 May 2018 |
| Skateboards for Hope No. 11010409 · 418 Avenue Claremont · H3Y 2N2 | NFP Act | 25 September 2018 |
| SKUTECH SYSTEMS INC. No. 2507994 · 32 WINDSOR AVENUE · H3Y 2L8 | CBCA | 18 August 1989 |
| SLIQ MEDIA TECHNOLOGIES INC. No. 3601005 · 925-1 Carré Westmount · H3Z 2P9 | CBCA | 25 March 1999 |
| SLK DELP GP INC. No. 14976118 · 1 Avenue Murray · H3Y 2X9 | CBCA | 28 April 2023 |
| SMARTBOX EQUIPMENT INC. No. 3901785 · 4255 Rue Sainte-Catherine Ouest · H3Z 1P7 | CBCA | 21 August 2001 |
| SNAPFASHUN GROUP INC. No. 9053832 · 4998 Boul. Maisonneuve West, #602 · H3Z 1N2 | CBCA | 16 October 2014 |
| Snowy Owl Capital Inc. No. 13603016 · 575, avenue Lansdowne · H3Y 2V5 | CBCA | 16 December 2021 |
| SOCIÉTÉ D'INVESTISSEMENT GCD INC. No. 10876569 · 520 Av. Grosvenor · H3Y 2S4 | CBCA | 9 July 2018 |
| SOCIÉTÉ DE GESTION CÉLESTE INC. No. 11135074 · 732 UPPER BELMONT · H3Y 1K2 | CBCA | 7 December 2018 |
| SOCIETE DE GESTION SOGEFOR INC. No. 1574400 · 65 Chemin Saint Sulpice, · H3Y 2B8 | CBCA | 5 October 1983 |
| SOCIETE DE PORTEFEUILLE GIESCO INC. No. 1225448 · 4119 SHERBROOKE WEST · H3Z 1A7 | CBCA | 23 October 1981 |
| SOCIETE FEEJAY DU CANADA LTEE No. 431796 · 200 Avenue Lansdowne · H3Z 3E1 | CBCA | 13 December 1979 |
| SOCIÉTÉ MÉDICALE SERGE GOUIN INC. No. 10016799 · 4800 de Maisonneuve Boul. West · H3Z 1M2 | CBCA | 14 December 2016 |
| SOFIA ZAKIA HOLDINGS INC. No. 10285382 · 4100 Boulevard Dorchester · H3Z 1V1 | CBCA | 19 June 2017 |
| SOJEM HOLDINGS INC. No. 8281173 · 28 Av Windsor · H3Y 2L8 | CBCA | 24 August 2012 |
| SOLANGE CHAPUIS & ASSOCIÉS INC. No. 3120228 · 649 AVENUE ROSLYN · H3Y 2V1 | CBCA | 16 February 1995 |
| SOLAR LOGISTICS LIMITED No. 3230210 · 621 CLARKE AVE · H3Y 3E5 | CBCA | 6 March 1996 |
| Solia Numérique Inc. No. 14467345 · 36 Chemin Anwoth · H3Y 2E7 | CBCA | 20 October 2022 |
| SOLUTIONS PARA100 INC. No. 11992449 · 11-388 OLIVIER · H3Z 2C9 | CBCA | 6 April 2020 |
| Somers Family Foundation No. 11117092 · 1 Westmount Square · H3Z 2P9 | NFP Act | 27 November 2018 |
| SonoHL Inc. No. 15658233 · 4200 Boulevard Dorchester Ouest · H3Z 1V4 | CBCA | 5 January 2024 |
| Sorbus Technology Inc. No. 10113786 · 4267 Rue Sainte-Catherine, Suite 225 · H3Z 1P7 | CBCA | 21 February 2017 |
| SOVACK ENTERPRISES INC. No. 12384698 · 4347 av. Westmount · H3Y 1W4 | CBCA | 1 February 2021 |
| SPARROW DIGITAL INC. No. 9382046 · 376 Av. Victoria · H3Z 2N4 | CBCA | 27 July 2015 |
| SPECTRUM LABORATORY ASSOCIATES INC. No. 2632012 · 21 AVENUE GLADSTONE · H3Z 1Z3 | CBCA | 3 August 1990 |
| SPIN SURGICAL INC. No. 15096723 · 4200 Boulevard Dorchester Ouest · H3Z 1V4 | CBCA | 7 June 2023 |
| SPIVO CANADA INC. No. 8372292 · 4470 Boulevard de Maisonneuve Ouest · H3Z 1L7 | CBCA | 6 December 2012 |
| SPORT PHYSIO MONTRÉAL CENTRE-VILLE INC. No. 14411765 · 400-4150, rue Sainte-Catherine Ouest · H3Z 2Y5 | CBCA | 1 October 2022 |
| SPRINGDALE CANADA INC. No. 17713347 · 4175 rue Sainte-Catherine West, PH5 · H3Z 3C9 | CBCA | 20 February 2026 |
| Spunt & Carin Inc. No. 8297347 · 345 Avenue Victoria · H3Z 2N2 | CBCA | 15 September 2012 |
| SQUEAKY GOOSE INVESTMENTS LTD. No. 16560091 · 1310 Ave Greene, Suite 810 · H3Z 2B2 | CBCA | 1 December 2024 |
| SQUIRRELSMART INC. No. 4244087 · 4060 ST. CATHERINE ST WEST · H3Z 2Z3 | CBCA | 14 June 2004 |
| ssootudio Ltd. No. 18239096 · 235 Av Metcalfe · H3Z 2H8 | CBCA | 13 September 2026 |
| STARDASH INNOVATIONS INC. No. 6325327 · 925-1 Carré Westmount · H3Z 2P9 | CBCA | 16 December 2004 |
| STAREL CAPITAL INC. No. 4336089 · 4141 SHERBROOKE WEST · H3Z 1B8 | CBCA | 8 December 2005 |
| STARRCO INVESTMENTS INC. No. 1676482 · 65 Bruce Avenue · H3Z 2E1 | CBCA | 3 April 1984 |
| SteamTree Systems Inc. No. 4022122 · 5 Renfrew Avenue · H3Y 2X3 | CBCA | 8 March 2002 |
| STEEL ROSE INC. No. 12286114 · 107 Sunnyside Avenue · H3Y 1E3 | CBCA | 21 August 2020 |
| Stein and Mortel Inc. No. 17544626 · 4098 Rue Sainte-Catherine O · H3Z 1P2 | CBCA | 12 December 2025 |