Federal corporations in Ottawa, Ontario
39,175 active corporations have their registered office here. Page 153 of 196.
| Company | Governing act | Registered |
|---|---|---|
| OneNation Ent Inc. No. 16319564 · 69 Rothbury Crescent · K1K 4N9 | CBCA | 27 August 2024 |
| Oneness - World Communications No. 3695778 · 201 DES-PERES-BLANCS AVENUE · K1L 7M1 | NFP Act | 16 October 2014 |
| OneProsper International Inc. No. 7565887 · 3 MILLCREEK COURT · K2G 6Y7 | NFP Act | 11 July 2013 |
| Oneway Engineering Inc. No. 7059841 · 810 Carnelian Crescent · K1X 0A8 | CBCA | 10 October 2008 |
| ONEX INDUSTRIES LIMITEDDissolution pending No. 553751 · 2378 HOLLY LANE · K1V 7P1 | CBCA | 11 February 1976 |
| ONGLES SPA BONJOUR Inc. No. 10681342 · 513 Corretto Pl · K2J 6Z1 | CBCA | 14 March 2018 |
| ONHomeLeads Technologies Inc. No. 18060860 · 2935 Richmond Rd · K2B 8C9 | CBCA | 2 July 2026 |
| onhop.com incorporated No. 6649050 · 886 somerset west · K1R 6R7 | CBCA | 30 October 2006 |
| ONIX Digital Corp. No. 16342540 · 195 Besserer St · K1N 0B6 | CBCA | 5 September 2024 |
| ONIX NETWORKING CANADA INC. No. 6153283 · 1565 Carling Avenue · K1Z 8R1 | CBCA | 24 October 2003 |
| OnlyBlooms Import Inc. No. 16689752 · 261 Montréal Rd · K1L 8C7 | CBCA | 23 January 2025 |
| OnlyBlooms Inc. No. 15721318 · 261 Montréal Rd · K1L 8C7 | CBCA | 25 January 2024 |
| OnlyUs Games Inc. No. 17258763 · 4761 Roger Stevens Drive · K7A 4S6 | CBCA | 22 August 2025 |
| Onpex Consulting Inc. No. 17383240 · 1505 Laperriere Ave · K1Z 7S9 | CBCA | 8 October 2025 |
| Onproso Business Solutions Inc. No. 6578420 · 2800 Grand Canal Street · K2J 0T2 | CBCA | 1 June 2006 |
| OnRoad Heavy Equipment Services Inc. No. 16820921 · 900 DYNES RD · K2C 3L6 | CBCA | 12 March 2025 |
| ONT. MagicCleaning Services Inc. No. 16272096 · 2036 Caltra Cres · K2J 6V4 | CBCA | 7 August 2024 |
| Onta International Inc. No. 11477412 · 168 Charlotte Street · K1N 8K6 | CBCA | 21 June 2019 |
| Onta-International Importing & Exporting Ltd. No. 11475045 · 168 Charlotte Street · K1N 8K6 | CBCA | 20 June 2019 |
| ONTARIO ATLAS RENOVATION INC. No. 13664201 · 2683 Marie Street · K2B 7E3 | CBCA | 9 January 2022 |
| Ontario Auto Gate Inc. No. 18242020 · 117-255 Bareille-Snow St · K1K 5B8 | CBCA | 14 September 2026 |
| ONTARIO AUTO GLASS & RADIATORS INC. No. 6218938 · 1484 SCOTT STREET, UNIT A · K1Y 2N4 | CBCA | 8 April 2004 |
| ONTARIO COMMERCIAL SEALANTS INC. No. 4147791 · 207 BANK STREET · K2P 2N2 | CBCA | 20 February 2003 |
| Ontario Radiation Metrology & Research Corp. No. 17363621 · 52 Ascari Rd · K4M 0M6 | CBCA | 4 October 2025 |
| Ontario Teaching Services Inc. No. 12926849 · 1376 Bank Street, · K1H 7Y3 | CBCA | 14 April 2021 |
| ONTARIO VISIONBUILD AND RENOVATION INC. No. 17297734 · 810-1755 Frobisher Lane · K1G 3T6 | CBCA | 5 September 2025 |
| OntQuest Consulting Inc. No. 10165921 · 221 · K1R 7X5 | CBCA | 28 March 2017 |
| Onus Probandi Inc. No. 17755104 · 1 Rideau St · K1N 8S7 | CBCA | 9 March 2026 |
| ONUWACARE services Ltd. No. 14494474 · 2-440 Fenerty Court Kanata, Ontario · K2L 3A9 | CBCA | 31 October 2022 |
| Onvision Security Inc. No. 14902211 · 343 Preston Street · K1S 1N4 | CBCA | 1 April 2023 |
| onyx community services No. 10015059 · 311 McArthur Ave. B16 · K1L 8M3 | NFP Act | 8 December 2016 |
| Onyx Design Build Holdings Inc. No. 11856456 · 654 Southmore Drive West · K1V 7A1 | CBCA | 21 January 2020 |
| Onyx Design Build Inc. No. 9725105 · 654 Southmore Drive West · K1V 7A1 | CBCA | 25 April 2016 |
| Onyx Design Build Real Estate Holdings Inc. No. 12920221 · 654 Southmore Drive W · K1V 7A1 | CBCA | 12 April 2021 |
| Ooblah Technology Inc. No. 8291985 · 386 Grammond Circle · K4A 0W8 | CBCA | 9 September 2012 |
| Ookkee Inc. No. 10614211 · 302 Iona Street · K1Z 7B9 | CBCA | 2 February 2018 |
| Oomple Inc. No. 8928312 · 102-99 Holland Ave · K1Y 0Y1 | CBCA | 18 June 2014 |
| OOPA! (GREEK FOOD CREATIONS) INC. No. 6087825 · 444 Hazeldean Road · K2L 1V2 | CBCA | 17 April 2003 |
| OOSS Tech Inc. No. 15682975 · 1-140 Clarence St · K1N 5P8 | CBCA | 15 January 2024 |
| OOVB Inc. No. 16478905 · 18 Bedford Crescent · K1K 0E4 | CBCA | 28 October 2024 |
| OPALAD DYNAMIC PRESTIGIOUS FARMS INC.Dissolution pending No. 15841313 · 2 Bannock Crescent, Kanata ON K2K 2P8 · K2K 2P8 | CBCA | 7 March 2024 |
| Opalina Technology Inc. No. 16223729 · 1830 Walkley Rd - Unit # 1 · K1H 8K3 | CBCA | 19 July 2024 |
| Open Air Accuracy Inc. No. 10582085 · 460 West Hunt Club Road · K2E 0B8 | CBCA | 15 January 2018 |
| Open Collaboration for Cognitive Accessibility Corp. No. 12013177 · 136 Jean-Jacques-Lussier Private · K1N 9A8 | NFP Act | 21 April 2020 |
| Open Current Strategies Inc. No. 13932061 · 165 #711 · K1N 0E7 | CBCA | 6 April 2022 |
| OPEN DEMOCRACY PROJECT No. 9930876 · 35 McLeod Street · K2P 0Z4 | NFP Act | 3 October 2016 |
| Open Food Network Canada No. 9627235 · 310 Miwate Private · K1R 0E2 | NFP Act | 11 February 2016 |
| Open Internet Inc. No. 3502554 · 201 TRAILATE STREET · K1V 0Z9 | CBCA | 9 June 1998 |
| Open Path International Student Service Centre No. 13214184 · 150 Elgin St, Floor 10, Ottawa · K2P 1L4 | NFP Act | 30 July 2021 |
| Open Red Software No. 13046711 · 312 Statewood Drive · K2K 0A9 | NFP Act | 25 May 2021 |
| Open Resilience Institute No. 16578705 · 99-1568 Merivale Rd · K2G 5Y7 | NFP Act | 8 December 2024 |
| OPEN STREAMS NETWORK INTERNATIONAL No. 16084222 · 2218 Silverado Crescent · K4A 4V2 | NFP Act | 30 May 2024 |
| Open/Technology in Education, Society, and Scholarship Association No. 11474383 · 260 Dalhousie Street · K1N 7E4 | NFP Act | 19 June 2019 |
| OpenAbility Labs No. 17685327 · 49 Putman Ave · K1M 1Z1 | NFP Act | 9 February 2026 |
| Openigloo Inc. No. 12092956 · 800-515 Legget Drive · K2K 3G4 | CBCA | 29 May 2020 |
| OpenM++ Inc. No. 13246931 · 78 George Street, Suite 204 · K1N 0A8 | CBCA | 9 August 2021 |
| OpenMD AI Ltd. No. 17146752 · 501-1000 Innovation Dr · K2K 3E7 | CBCA | 10 July 2025 |
| OPENSENSE INC. No. 6472281 · 101 - 243 McLeod Street · K2P 1A1 | CBCA | 2 November 2005 |
| OpenWebmaster Inc. No. 17406053 · 37-5330 Canotek Rd · K1J 9C4 | CBCA | 17 October 2025 |
| OPERA LYRA No. 1794973 · 2 DALY AVENUE · K1N 6E2 | NFP Act | 4 December 2013 |
| Operation Come Home No. 8131058 · 150 GLOUCESTER STREET · K2P 0A6 | NFP Act | 28 May 2012 |
| Operation Come Home Foundation No. 13193560 · 150 Gloucester Street · K2P 0A6 | NFP Act | 19 July 2021 |
| Operation Lifesaver Canada No. 8650748 · 205-99 Bank St · K1P 6B9 | NFP Act | 1 October 2013 |
| Operation Motors Inc. No. 15115311 · 800-515 Legget Drive · K2K 3G4 | CBCA | 14 June 2023 |
| Operational Technology Integrators Inc. No. 10787752 · 200 - 950 Gladstone Ave · K1S 3W3 | CBCA | 17 May 2018 |
| OPERATIV INC. No. 6247211 · 105-145 Spruce Street · K1R 6P1 | CBCA | 11 June 2004 |
| Operator Expo Inc. No. 14766202 · 134 Braddock Private · K2J 0E6 | CBCA | 14 February 2023 |
| OperIQ Incorporated No. 17286350 · 525 Highcroft Ave · K1Z 5J3 | CBCA | 2 September 2025 |
| Opeyemi Martins Consulting Ltd. No. 13950506 · 56 Mandevilla Cres · K1T 0Y2 | CBCA | 14 April 2022 |
| Opharos Incorporated No. 7812043 · 6 Donegal Road · K2S 1P7 | CBCA | 22 March 2011 |
| OPHIRZON SOLUTIONS INC. No. 13202208 · 304 Appalachian Cir · K2J 6X2 | CBCA | 21 July 2021 |
| Opimus Wealth Consulting Inc. No. 13922383 · 1559 Alta Vista Dr · K1G 5T7 | CBCA | 4 April 2022 |
| OPIN Digital Inc. No. 8006806 · 135 Laurier Ave. West, Suite 100 · K1P 5J2 | CBCA | 25 October 2011 |
| OPINIONATION INC. No. 2733471 · SUITE 430 - 1500 Bank STREET · K1H 1B8 | CBCA | 22 July 1991 |
| OPIUM DECOR INC. No. 3606571 · 29 WESTMOUNT AVENUE · K1Y 3X2 | CBCA | 13 April 1999 |
| OPOLOGY Labs Inc. No. 17000413 · 831 Kirkwood Ave Apt 1 · K1Z 5Y1 | CBCA | 16 May 2025 |
| Opportunities for Canadians Institute No. 15125057 · 900-275 Slater St · K1P 5H9 | NFP Act | 16 June 2023 |
| Opscelerate Inc. No. 17691378 · 38 Bolting Mews · K0A 2Z0 | CBCA | 11 February 2026 |
| OPSPRO INC. No. 2570912 · 10-90, WEST PRESLAND ROAD · K1K 2C3 | CBCA | 2 February 1990 |
| OpsTempo Inc. No. 10239259 · 11 Robina Avenue · K2H 9R3 | CBCA | 17 May 2017 |
| OPT-OPSA Cloud Software Incorporated No. 8468621 · 59 Akenhead Crescent · K2T 0B4 | CBCA | 21 March 2013 |
| OptiAutomation Solutions Inc. No. 13230864 · 30 Allenby Road · K2K 2J7 | CBCA | 2 August 2021 |
| Opticalm Inc. No. 8481369 · 85 Steeple Chase Drive · K2M 2E7 | CBCA | 5 April 2013 |
| Optigo Solutions Inc. No. 12727200 · 6062 Forestglen Crescent · K1C 5N4 | CBCA | 10 February 2021 |
| Optii Corporation No. 10868558 · 150 Terence Matthews Crescent · K2M 1X4 | CBCA | 3 July 2018 |
| optima network solutions inc. No. 6589910 · 2566 SOUTHVALE CRES · K1B 5B4 | CBCA | 26 June 2006 |
| Optima SC Inc. No. 6183051 · 134 York #405 · K1N 1K8 | CBCA | 18 January 2004 |
| Optimal Cybersecurity INC. No. 16888453 · 833 Loosestrife Way · K1T 3X1 | CBCA | 5 April 2025 |
| Optimal Finishes and Interiors Inc. No. 12083949 · 3183 Bannonway · K1T 1T2 | CBCA | 10 June 2020 |
| Optimal Value Appraisal Inc. No. 13911926 · 689 Vivera Pl · K2S 2N1 | CBCA | 31 March 2022 |
| Optimaux Systems and Technologies Inc. No. 14877594 · Keighley Cir · K2K 3H9 | CBCA | 24 March 2023 |
| OptimizeHealth Systems Inc. No. 16712886 · 430 Hazeldean Rd · K2L 1T9 | CBCA | 31 January 2025 |
| Optimum Data Solutions Inc. No. 13608042 · 495 Cooper St · K1R 5H8 | CBCA | 1 January 2022 |
| Optimum Fleet Health Inc. No. 11804928 · 495 Cooper Street · K1R 5H8 | CBCA | 1 January 2020 |
| Optimum Health Enterprises Inc. No. 17595468 · 9-2020 Lanthier Dr · K4A 3V4 | CBCA | 5 January 2026 |
| Optimum Relief Registered Massage Therapy Inc. No. 13705099 · 1597 Baie Verte Cres · K1C 3J9 | CBCA | 22 January 2022 |
| Optimum Secours Inc. No. 16958451 · 2080 Scully Way · K4A 4L9 | CBCA | 1 May 2025 |
| Optimum services Dum's Inc. No. 17639783 · 2-301 Bégin St · K1L 7H6 | CBCA | 22 January 2026 |
| Option Investment Development Company (OIDC) Inc. No. 10967483 · 343 Preston Street · K1S 1N4 | CBCA | 28 August 2018 |
| OPTIQUE PRESTIGE INC. No. 10616877 · 260 Dalhousie st Unit 210 · K1N 7E4 | CBCA | 6 February 2018 |
| Optitrig Inc. No. 16186211 · 885 Markwick Crescent · K4A 4M8 | CBCA | 5 July 2024 |
| OPTITUDE GROUP INC. No. 14924177 · 1015 Barwell Avenue · K2B 8H4 | CBCA | 10 April 2023 |
| Optivra Dining Corp. No. 17294603 · 1739 Walkley Rd · K1V 2P6 | CBCA | 9 September 2025 |
| Optiwave Corporation No. 2993546 · 7 CAPELLA COURT · K2E 7X1 | CBCA | 12 January 1994 |
| Optiwave Systems Inc. No. 6346049 · 7 CAPELLA COURT · K2E 7X1 | CBCA | 7 February 2005 |
| Optodigital Inc.Dissolution pending No. 15928478 · 917 Greenbriar Ave · K2C 0J8 | CBCA | 7 April 2024 |
| OPTX COMMERCE INC. No. 6048030 · 26 WELKIN CRES · K2E 5M5 | CBCA | 20 December 2002 |
| OPTZA GROUP HOLDINGS LTD. No. 15187737 · 143 Boundstone Way · K2T 0E2 | CBCA | 11 July 2023 |
| Opulex Immigration Services Inc. No. 15880157 · 629 - 1170 Fisher Avenue · K1Z 5R7 | CBCA | 20 March 2024 |
| Opus Renovation Ottawa Inc. No. 14254520 · 389 Hepatica Way · K4A 0Z1 | CBCA | 1 August 2022 |
| OPUS TWO GROUP INC. No. 7340397 · 21 Basford Crescent · K2S 1G7 | CBCA | 25 February 2010 |
| OpusEdge Inc. No. 6099963 · 19 MARLOWE CRES. · K1S 1H3 | CBCA | 26 May 2003 |
| Opvion Construction Ltd. No. 17254628 · 2200 Thurston Dr · K1G 6E1 | CBCA | 20 August 2025 |
| ORAAYAM FOUNDATION No. 12223732 · 105 Dun Skipper Drive · K1X 0G1 | NFP Act | 25 July 2020 |
| Oracion Gates Inc. No. 15235880 · 319 Shepperton Street · K4A 5K9 | CBCA | 28 July 2023 |
| Oraculi Limited No. 14200349 · 86 Langstrom Crescent · K1G 5J6 | CBCA | 12 July 2022 |
| Oral-Facial Advantage Inc. No. 13507793 · 1716 Edge Hill PL · K1V 7W4 | CBCA | 12 November 2021 |
| ORALOGIC TECHNOLOGIES INC. No. 6057659 · 1456 Randall Ave. · K1H 7R7 | CBCA | 23 January 2003 |
| orange cube media Inc. No. 16660894 · 313-2822 Sandalwood Drive · K1V 2T7 | CBCA | 13 January 2025 |
| ORANGE ICEBERG MEDIA INC. No. 7021062 · 611 Arc en ciel Street · K4A 3H9 | CBCA | 4 August 2008 |
| ORANGE NEST PROPERTIES INC. No. 14955536 · 181 Patricia Ave N · K1Y 0C5 | CBCA | 20 April 2023 |
| Orange Projects Inc. No. 14799984 · 156 Trail Side Cir · K4A 5B3 | CBCA | 27 February 2023 |
| ORAY TRADING CORP. No. 14745531 · 1291 Cedarcroft Crescent · K1B 5G9 | CBCA | 6 February 2023 |
| OrbConsole Inc. No. 18079188 · 206-320 Parkdale Ave · K1Y 4X9 | CBCA | 10 July 2026 |
| Orbis Globus Art Inc. No. 17201079 · 43 Nortoba Crescent · K2T 1G9 | CBCA | 30 July 2025 |
| Orbisuma Corporation No. 10155110 · 755 Melfa Crescent · K2C 0P4 | CBCA | 21 March 2017 |
| Orbisuma Holdings Inc. No. 17254156 · 755 Melfa Crescent · K2C 0P4 | CBCA | 20 August 2025 |
| ORBIT METAL INDUSTRIES CORP. No. 10400947 · 34 LONGWOOD AVE · K2H 6G4 | CBCA | 11 September 2017 |
| Orbita Pay Inc. No. 14576209 · 738 Bronson Avenue · K1S 4G3 | CBCA | 3 December 2022 |
| OrbitPro Construction Inc. No. 17058055 · 1843 Appleford St · K1J 6T5 | CBCA | 7 June 2025 |
| ORBMEDIC INC. No. 11910850 · 77 Malhotra Court · K1V 1K3 | CBCA | 18 February 2020 |
| ORCHESTRE SYMPHONIQUE DES JEUNES DE L'ONTARIO FRANÇAIS No. 3097943 · 501 ANCIENNE RUE ST-PATRICK · K1N 8R3 | NFP Act | 7 April 2015 |
| Order of Malta - Canada No. 310166 · 275 Sussex Drive · K1N 6Z1 | NFP Act | 20 November 2013 |
| ORDER OF THE DAUGHTERS OF ISABELLA No. 990779 · 160 ELGIN STREET · K1P 1C3 | NFP Act | 7 August 2014 |
| OreGenius Consulting Inc. No. 15906687 · 21 Rialto Way · K1T 4B3 | CBCA | 29 March 2024 |
| ORESI CLEANING Inc. No. 17243316 · 292 Anyolite Private · K2J 7J3 | CBCA | 15 August 2025 |
| ORGANICA PAINTING CONTRACTOR Inc. No. 15984564 · 1043 Maitland Avenue · K2C 2B8 | CBCA | 26 April 2024 |
| Organisation Fédérative des Communautés Baleveng du Canada No. 17864639 · 572 Pinawa Cir · K2J 5Y2 | NFP Act | 16 April 2026 |
| Organisation Internationale de la Swahilophonie No. 14558472 · 209-1485 Caldwell Avenue · K1Z 8M1 | NFP Act | 26 November 2022 |
| Organisation Kore Chadonyè (Koch) No. 14229444 · 769 Promenade Montcrest Drive · K4A 2M7 | NFP Act | 21 July 2022 |
| Organisation Muntu Mosi Nzila Ya Kimia Organization No. 17260601 · 1060 Curraglass Walk · K2S 3A4 | NFP Act | 22 August 2025 |
| ORGANISATION PACIFIQUE POUR LA PAIX ET TRAITEMENT DES BLESSURES INTERIEURES -CANADA (OPATBI-CANADA)Dissolution pending No. 14036492 · 13, ROUNDTREE COURT · K1W 1K8 | NFP Act | 12 May 2022 |
| Organisation pour la mémoire, le patrimoine et l’histoire des minorités de langue officielle du CanadaDissolution pending No. 14933613 · 130, RUE ALBERT · K1P 5G4 | NFP Act | 13 April 2023 |
| ORGANISATION SOCIO-CULTURELLE ET SPORTIVE «L’HORIZON» No. 16682383 · 1122 Grenoble Crescent · K1C 2C6 | NFP Act | 1 February 2025 |
| ORGANISME CULTUREL ET SPORTIF BOLIDES D'OTTAWA No. 7979916 · 201-235 Montreal Rd · K1L 5P8 | NFP Act | 15 November 2011 |
| Organized Media Inc. No. 6944213 · 3715 Frank Kenny Rd. · K4B 0C6 | CBCA | 20 March 2008 |
| Organizing Chaos Consulting Inc. No. 18072388 · 191 Parkdale Ave · K1Y 1E8 | CBCA | 7 July 2026 |
| Ori Oke Alayo Prayer City for All Nations No. 14595351 · 11D Woodvale Green · K2G 4G9 | NFP Act | 12 December 2022 |
| OriaMart Inc.Dissolution pending No. 16125484 · 23 Whitegate Crescent · K2J 4B6 | CBCA | 13 June 2024 |
| ORIANI FOUNDATION No. 4506740 · 406 QUEEN STREET · K1R 5A7 | NFP Act | 25 August 2014 |
| Orient House Consultation Ltd. No. 13647293 · 2508 Waterlilly Way · K2J 0K6 | CBCA | 4 January 2022 |
| Oriental Golden Tower Inc. No. 10625728 · 103 Black Maple Prv · K1M 0J3 | CBCA | 9 February 2018 |
| Oriental Oasis Boutique Inc. No. 15086698 · 861 Taradale Drive · K2J 5P3 | CBCA | 4 June 2023 |
| Orienteering Ottawa No. 12326604 · 50 Greenbank Road · K2H 8R3 | NFP Act | 9 September 2020 |
| ORIGIN CHRISTLIFE MINISTRIES INTERNATIONAL No. 16287956 · 430 Rideau St · K1N 5Z1 | NFP Act | 14 August 2024 |
| ORIGIN ENTERTAINMENT INC. No. 10122475 · 1395 Millburn Crescent · K4C 1C9 | CBCA | 27 February 2017 |
| Origin Experts Group Inc.Dissolution pending No. 11499254 · 136 Drummond Street · K1S 0E9 | CBCA | 5 July 2019 |
| Original Local Beers Incorporated No. 10764841 · 28 Stonehurst Ave. · K1Y 1R4 | CBCA | 2 May 2018 |
| originx corporation No. 13213102 · 207 Bank Street - Number 2200 · K2P 2N2 | CBCA | 26 July 2021 |
| Orillia Supplies & Services Inc. No. 16063691 · 130 MacLaren Street · K2P 0L1 | CBCA | 23 May 2024 |
| ORION BIOTECHNOLOGY CANADA LTD. No. 10287563 · 343 Preston Street, 11th floor · K1S 1N4 | CBCA | 20 June 2017 |
| ORION-GATE BUSINESS INC. No. 18227501 · 333-1505 Av Laperriere · K1Z 7T1 | CBCA | 8 September 2026 |
| Orion's Bridge Incorporated No. 17702582 · 7 beckington Private · K2P 2N5 | CBCA | 17 February 2026 |
| OrKidstra - Sistema Ottawa No. 4442067 · 211 BRONSON AVE · K1R 6H5 | NFP Act | 13 August 2013 |
| ORL TERRASSEMENT INC. No. 16308473 · 18B-5330 CANOTEK RD · K1J 9C3 | CBCA | 22 August 2024 |
| Orleans Accounting Services Inc. No. 10849073 · 250 Esturgeon Street · K4A 1G5 | CBCA | 20 June 2018 |
| Orleans Bengals Minor Football Association No. 2856000 · 1069 Taffy Ln · K1C 1Y4 | NFP Act | 15 December 2016 |
| Orléans Brewery Inc. No. 9886974 · 493 Keith Crescent · K1W 0A3 | CBCA | 29 August 2016 |
| Orleans Cloud Corp. No. 12570203 · 1985 esplanade ave · K4A 3B3 | CBCA | 14 December 2020 |
| ORLEANS NORDIC SKI CLUB No. 2126079 · 1851 LA CHAPELLE ST · K1C 6A8 | NFP Act | 7 April 2014 |
| Orleans Online Driving School Inc. No. 13460541 · 7849 Jeanne-d' Arc Boulevard · K1C 2J1 | CBCA | 26 October 2021 |
| Orleans Premier Interlock Inc. No. 17429274 · 103 Gardenpost Ter · K4A 5G9 | CBCA | 27 October 2025 |
| ORLEANS SIGN INC. No. 7657862 · 1159, St-Pierre · K1C 1L4 | CBCA | 23 September 2010 |
| Orleans Tire Inc. No. 10594008 · 1559 Briarfield Crescent · K4A 1Y7 | CBCA | 22 January 2018 |
| Orlok Tech Inc. No. 12293048 · 46 Flora St · K2P 1A8 | CBCA | 25 August 2020 |
| ORO Homes inc. No. 17678517 · 1 Rideau St · K1N 8S7 | CBCA | 5 February 2026 |
| ORO Urban Developments INC. No. 17678509 · 1 Rideau St · K1N 8S7 | CBCA | 5 February 2026 |
| OROM Real Estate Incorporated No. 6997601 · 180 Lees Avenue · K1S 5J6 | CBCA | 19 June 2008 |
| Orsi Screen and Construction Services Inc. No. 16203418 · 687 Wild Shore Cres · K1V 1Y1 | CBCA | 11 July 2024 |
| Orthomake Inc. No. 16245391 · 1637 Woodroffe ave · K2G 1W2 | CBCA | 28 July 2024 |
| Orto Trattoria Inc. No. 17540116 · 303 Frank Street · K2P 0X7 | CBCA | 10 December 2025 |
| Orukami No. 13492354 · 324 Stone Quarry Pvt · K1K 3Y2 | NFP Act | 7 November 2021 |
| Orula Inc. No. 11926462 · 329 Churchill Avenue North · K1Z 5B8 | CBCA | 26 February 2020 |
| Orvex Global Immigration Inc. No. 17706596 · K1V 8Y6 · K1V 8Y6 | CBCA | 18 February 2026 |
| Osadca Solutions Inc. No. 13819728 · 629 Malkowski Street · K2K 0B2 | CBCA | 1 March 2022 |
| Osads Wears & Clothing Repair Inc. No. 17781920 · 1343 Meadowlands Dr E · K2E 7E8 | CBCA | 18 March 2026 |
| Osagie oriekhoe evangelical association No. 16643213 · 330 McLeod street · K2P 2C5 | NFP Act | 6 January 2025 |
| Osama Pharmacy Services Inc. No. 15948762 · 216 Lillian Freiman Private · K2J 7K7 | CBCA | 15 April 2024 |
| OSAR Enterprises Inc. No. 8793271 · 2701-1480 Riverside Dr. · K1G 5H2 | CBCA | 18 February 2014 |
| Osas Inc. No. 13685845 · 151 Destiny Private · K4A 0K6 | CBCA | 15 January 2022 |
| Osborne Technical Advisory Inc. No. 17863977 · 70 Bayswater Avenue · K1Y 2E9 | CBCA | 16 April 2026 |
| OSCAR BOELENS FOUNDATION No. 9595546 · 144 Anna Avenue · K1Z 7T9 | NFP Act | 22 January 2016 |
| Oscar Painting & Gardening Inc. No. 14263286 · 204 Millroad Way · K1E 2C8 | CBCA | 4 August 2022 |
| OSEG Foundation No. 3635121 · 1015 BANK STREET · K1S 3W7 | NFP Act | 6 October 2014 |
| Osgoode Ward Charitable Programs No. 9855785 · 1717 Lakeshore Drive · K4P 1H1 | NFP Act | 4 August 2016 |
| Oshki Dynamics Consulting Inc. No. 14918096 · 2201 Riverside Drive · K1H 8K9 | CBCA | 6 April 2023 |
| Osiarc Technologies Inc. No. 6910831 · 39 St Claire Ave · K2G 2A1 | CBCA | 24 January 2008 |
| OSKS Holdings Inc. No. 9832238 · 1175 Cecil Avenue · K1H 7Z6 | CBCA | 15 July 2016 |
| Osman Healthcare Pharmacy Inc. No. 9476121 · 30 SPRING CRESS DRIVE · K2R 1A1 | CBCA | 1 November 2015 |
| Ossington Road Media Inc. No. 12955997 · 55 Ossington Avenue · K1S 3B5 | CBCA | 23 April 2021 |