Federal corporations in Ottawa, Ontario
39,175 active corporations have their registered office here. Page 154 of 196.
| Company | Governing act | Registered |
|---|---|---|
| OST CAPITAL INC. No. 3727734 · 150 Elgin Street · K2P 1L4 | CBCA | 15 March 2000 |
| OsteoU Corp. No. 17451741 · 103 - 261 Columbus Ave · K1K 1P5 | CBCA | 5 November 2025 |
| OSUD Inc. No. 18121079 · 440 Laurier Ave W · K1R 7X6 | CBCA | 28 July 2026 |
| OSUDemocracy No. 15012805 · 200-440 Laurier Avenue West · K1R 7X6 | NFP Act | 10 May 2023 |
| OT SUSTMINING ADVISORY INC. No. 17014490 · 1204-90 Landry Street · K1L 0A9 | CBCA | 22 May 2025 |
| Otago Distribution Ltd. No. 17042001 · 1554 Carling Ave · K1Z 7M4 | CBCA | 2 June 2025 |
| OTC Tent & Print Incorporated No. 18094608 · 7 Crimson Gate · K1T 1Z6 | CBCA | 16 July 2026 |
| Otentik Resolutions Inc. No. 17825919 · 134 Inverkip Ave · K1T 4C3 | CBCA | 3 April 2026 |
| Otexx Consulting Inc. No. 17654286 · 1435 Prince of Wales Drive · K2C 1N5 | CBCA | 27 January 2026 |
| Other U Inc. No. 16894534 · 003-6 Hamilton Ave N · K1Y 4R1 | CBCA | 7 April 2025 |
| Otherworld Consulting Inc. No. 16293786 · 202 Young St · K1Y 3R1 | CBCA | 15 August 2024 |
| Othman service Corporation No. 12200546 · 160 Abbeyhill Drive · K2L 2Z1 | CBCA | 15 July 2020 |
| OTKR CONSULTING INC. No. 17081375 · 41 Commanche Dr · K2E 6E8 | CBCA | 15 June 2025 |
| Otovwe Arts & Innovation Foundation No. 16811787 · Apt 610, 99 cartier street · K2P 1K2 | NFP Act | 8 March 2025 |
| OTown Plumbing Inc. No. 12233983 · 120 Urbancrest Private · K2J 0Z6 | CBCA | 29 July 2020 |
| OTown Studios Pvt. Ltd. No. 14303342 · 1805 Haig Drive · K1G 2J2 | CBCA | 19 August 2022 |
| Otown Tiffin & Catering Inc. No. 17222700 · 183 Invention Blvd · K2W 0M1 | CBCA | 7 August 2025 |
| Otrera Resources Inc. No. 17630379 · 111 Second Avenue · K1S 2H4 | CBCA | 19 January 2026 |
| Otrex Communications Inc. No. 4225091 · 251 Bank St · K2P 1X3 | CBCA | 1 March 2004 |
| OTREX HOLDINGS INC. No. 4553250 · 55 Murray Street, Suite #108 · K1N 5M3 | CBCA | 1 March 2010 |
| OTrueNorth Inc. No. 15605792 · 859 Atrium Ridge · K4M 0K1 | CBCA | 14 December 2023 |
| OTT Flooring Inc. No. 14108787 · 840 Springland Drive · K1V 6L6 | CBCA | 8 June 2022 |
| Ott LuxuryBrush Painting Inc. No. 16078630 · 1468 Mattagami St · K1T 2T8 | CBCA | 28 May 2024 |
| OTT Motors Inc. No. 17094591 · 895 Churchill Ave. S · K1Z 5H1 | CBCA | 19 June 2025 |
| OTT Movers Inc. No. 17792492 · 146 Minikan St · K1X 0E5 | CBCA | 22 March 2026 |
| Ottaalogix Inc. No. 16486304 · 193 Overberg Way · K2S 0V8 | CBCA | 30 October 2024 |
| OttaMet Technologies Innovates Ltd. No. 10796921 · 176 Avro Circle · K1K 4K7 | CBCA | 23 May 2018 |
| Ottavian Technologies Inc. No. 17774168 · 847 Giant Cedars Crescent · K1V 1P1 | CBCA | 15 March 2026 |
| Ottawa 2027 World Debating Championships Association No. 16860656 · 70 Laurier Avenue East 3rd Floor · K1N 6N6 | NFP Act | 26 March 2025 |
| Ottawa Aboriginal Coalition No. 12953153 · 1008 - 150 Elgin St · K2P 1L4 | NFP Act | 22 April 2021 |
| Ottawa Accueil No. 10681482 · OttawaAccueila/s AllianceFrançaiseOttawa · K2P 0M6 | NFP Act | 14 March 2018 |
| Ottawa AI Learning Community No. 17735596 · 631 Gabriola Way · K2T 0E2 | NFP Act | 1 March 2026 |
| Ottawa Aircraft Management Inc. No. 17301499 · 145 Spruce Street · K1R 6P1 | CBCA | 8 September 2025 |
| Ottawa Aluminum and Ornamental Ltd. No. 14907604 · 1000 Innovation Drive, suite 500 · K2K 3E7 | CBCA | 3 April 2023 |
| Ottawa Art Therapy Inc. No. 10166979 · 1 - 401 Athlone Ave · K1Z 5M6 | CBCA | 29 March 2017 |
| OTTAWA ASIAN FEST No. 9044418 · 38 Grenwich Circle · K2C 4G1 | NFP Act | 7 October 2014 |
| Ottawa Associates Inc. No. 11359908 · 529 Rathburn Lane · K1T 0T4 | CBCA | 16 April 2019 |
| Ottawa Auto Sales Inc. No. 8901724 · 1375 Johnston Rd · K1V 8Z1 | CBCA | 28 May 2014 |
| Ottawa Ballers Bilingual Basketball Team No. 10889776 · 70 Vachon Street · K1L 5S8 | NFP Act | 17 July 2018 |
| OTTAWA BAPTIST ASSOCIATION No. 8229031 · 42 Tiverton Dr · K2E 6L8 | NFP Act | 26 November 2012 |
| Ottawa Basketball Network No. 14489225 · 422 Sunnyside Avenue · K1S 0S7 | NFP Act | 29 October 2022 |
| Ottawa Beijing Association No. 9079980 · c/o 2106 Carling Avenue · K2A 1G9 | NFP Act | 6 November 2014 |
| Ottawa Biosphere Eco-City No. 8550301 · 108 Equestrian Drive · K2M 1H6 | NFP Act | 31 October 2013 |
| Ottawa Bird Count No. 8670960 · 33 Roslyn Ave · K1S 4W2 | NFP Act | 23 October 2013 |
| Ottawa Black Business Alliance OBBA Inc. No. 10493813 · 235 Montreal Road · K1L 6C7 | CBCA | 13 November 2017 |
| Ottawa Black Film Festival No. 12430142 · 116 Albert Street, Suite 200 & 300 · K1P 5G3 | NFP Act | 20 October 2020 |
| OTTAWA BLIN COMMUNITY No. 12887941 · 404 McArthur Avenue · K1K 1G8 | NFP Act | 1 April 2021 |
| OTTAWA BLUESFEST No. 3685268 · 450 Churchill Ave. N. · K1Z 5E2 | NFP Act | 7 February 2013 |
| Ottawa Bluesfest Foundation No. 18060461 · 450 Churchill Ave N · K1Z 5E2 | NFP Act | 2 July 2026 |
| Ottawa Board of Trade No. 6670 · 275 Slater Street - Suite 500 · K1P 5H9 | BOTA - Part II | 10 June 1857 |
| Ottawa Boys Choir No. 16273734 · 2345 Alta Vista Dr · K1H 7M6 | NFP Act | 8 August 2024 |
| Ottawa Browns Backers No. 11825798 · 839 Tabaret Street · K2M 0E7 | NFP Act | 5 January 2020 |
| Ottawa Building Contractors Incorporated No. 16637779 · 36 Mountshannon Dr · K2J 4B8 | CBCA | 3 January 2025 |
| Ottawa Bullion Wholesale Corp. No. 10334375 · 343 Preston Street · K1S 1N4 | CBCA | 25 July 2017 |
| Ottawa Burundian Community Basketball No. 17728077 · 350 Mishawashkode St · K4A 1E9 | NFP Act | 26 February 2026 |
| Ottawa Bus Tours Inc. No. 13333728 · 1-123 Arthur Street · K1R 7C1 | CBCA | 10 September 2021 |
| Ottawa Business & Human Resources Consulting, Inc. No. 8807221 · 10 Montcalm Street · K1S 5K9 | CBCA | 5 March 2014 |
| Ottawa Business Advisors Inc. No. 9948783 · 2301 Cotters Crescent · K1V 8Y7 | CBCA | 18 October 2016 |
| Ottawa Business Events Incorporated No. 8730318 · 275 Slater Street · K1P 5H9 | CBCA | 1 January 2014 |
| Ottawa Business Incubator No. 15486939 · 1724 Bank Street · K1V 7Y6 | NFP Act | 30 October 2023 |
| Ottawa Capital Connections Inc.Dissolution pending No. 16178715 · 3473 McBean St · K0A 2Z0 | CBCA | 3 July 2024 |
| OTTAWA CAR AUDIO ELECTRONIC'S & VISUAL INC. No. 14532163 · 650 VALIN STREET · K4A 3S9 | CBCA | 1 January 2023 |
| Ottawa Cavaliers Chess Academy No. 15755948 · 64 Rodeo Dr · K2J 4Z6 | NFP Act | 6 February 2024 |
| Ottawa Centre for Culture & Education Association No. 16944663 · 2255 St. Laurent Blvd · K1G 4K3 | NFP Act | 26 April 2025 |
| Ottawa Cheer Elite (2014) Inc. No. 8949514 · 5510 Canotek Road · K1J 9J5 | CBCA | 10 July 2014 |
| Ottawa Chen Style Tai Chi Association No. 14452691 · 2606 Iris Street · K2C 1E5 | NFP Act | 14 October 2022 |
| Ottawa Children’s Festival de la Jeunesse No. 1958836 · 602-294 ALBERT STREET · K1P 6E6 | NFP Act | 7 October 2014 |
| Ottawa Chinese Musicians Association No. 11570595 · 1068 Lunar Glow Crescent · K4M 0J9 | NFP Act | 14 August 2019 |
| Ottawa Chinese Opera Association No. 12258081 · 66 Yoho Drive · K2M 2R4 | NFP Act | 10 August 2020 |
| Ottawa Chinese Youth Choir No. 16383785 · 11 Beliveau St · K2E 5L2 | NFP Act | 21 September 2024 |
| Ottawa Chinese-Canadian Heritage Centre No. 4413946 · 397 Kent St · K2P 2B1 | NFP Act | 25 August 2014 |
| Ottawa Chinese-Canadian Heritage Foundation No. 4413954 · 397 KENT STREET · K2P 2B1 | NFP Act | 5 October 2014 |
| Ottawa Christian Tabernacle No. 11595725 · 196 Durocher Street · K1L 7Z3 | NFP Act | 28 August 2019 |
| Ottawa Circus School Inc. No. 10038326 · 1619 Marley Cres. · K1J 1C2 | CBCA | 31 January 2017 |
| Ottawa Clean Pro's Inc. No. 10072940 · 1108 Meadowshire Way · K4M 0A5 | CBCA | 23 January 2017 |
| Ottawa Climate Action Fund No. 15018455 · 75 Albert Street · K1P 5E7 | NFP Act | 11 May 2023 |
| Ottawa Coalition to End Violence Against Women No. 7922663 · 601 - 250 city centre ave · K1R 6K7 | NFP Act | 3 June 2014 |
| OTTAWA COMMERCIAL INTERIORS INC. No. 3348474 · 504 Crescendo Private · K1X 0E4 | CBCA | 11 March 1997 |
| Ottawa Commercial Maintenance Solutions Inc. No. 9753699 · 296 Somerset St. E · K1N 6W1 | CBCA | 14 May 2016 |
| Ottawa Commercial Space Inc. No. 9777229 · 42B Young Street · K1S 3H7 | CBCA | 2 June 2016 |
| Ottawa Community Church No. 11108565 · 2171 Thurston Dr · K1G 6E2 | NFP Act | 21 November 2018 |
| Ottawa Community Doula Access No. 12569264 · 1269 Summerville Ave · K1Z 8G6 | NFP Act | 14 December 2020 |
| Ottawa Community Foundation No. 2108453 · 301-75 ALBERT STREET · K1P 5E7 | NFP Act | 3 July 2014 |
| OTTAWA COMMUNITY ICE PARTNERS No. 4195230 · 1000 PROMENADE PALLADIUM DRIVE · K2V 1A5 | NFP Act | 16 October 2014 |
| Ottawa Community Land Trust No. 12627159 · 415 Gilmour Street · K2P 1Y1 | NFP Act | 7 January 2021 |
| Ottawa Competitive Crane Inc. No. 8071454 · 1 Degas Court · K1G 5S8 | CBCA | 4 January 2012 |
| Ottawa Consultative Process No. 17826893 · 106 Woodridge Crescent · K2H 1C7 | NFP Act | 3 April 2026 |
| OTTAWA CONTRACT FLOORING ASSOCIATION No. 7519877 · 81 AURIGA DRIVE · K2E 7Y5 | NFP Act | 21 October 2016 |
| Ottawa Crew Sports Club No. 15567963 · 237 Tim sheehan PL · K2V 0N1 | NFP Act | 29 November 2023 |
| OTTAWA CROWN FLOORING INC. No. 12256622 · 164 Abetti Ridge · K2J 0Y7 | CBCA | 10 August 2020 |
| Ottawa Daddies United No. 17284551 · 3 Eastwood Pl · K1L 6X1 | NFP Act | 5 September 2025 |
| Ottawa Dance and Music Festival No. 14129032 · 121 Insmill Crescent · K2T 1G6 | NFP Act | 15 June 2022 |
| OTTAWA DANCE CENTRE SCHOOL No. 15962293 · #3-500 Old St. Patrick St · K1N 9G4 | NFP Act | 18 April 2024 |
| Ottawa Derma Medical Clinic Inc. No. 14813740 · 823 Forest Street South · K2B 5P8 | CBCA | 2 March 2023 |
| Ottawa Dragon Boat Foundation No. 4207751 · 1255 Bonnie Crescent · K2C 2A1 | NFP Act | 24 September 2014 |
| Ottawa Drones Inc. No. 12043238 · 204 - 78 George Street · K1N 5W1 | CBCA | 6 May 2020 |
| Ottawa Dynamic Electric Inc.Dissolution pending No. 14011210 · 821 SMYTH ROAD · K1G 1P2 | CBCA | 4 May 2022 |
| Ottawa Eavestroughing Inc. No. 10824143 · 23-2000 Thurston Dr. · K1G 6C9 | CBCA | 5 June 2018 |
| Ottawa Edinburgh Pl. Property Inc. No. 12634961 · 2596 Edinburgh Place, Unit 2 · K1B 5M1 | CBCA | 10 January 2021 |
| Ottawa edu service corporation No. 8098069 · B - 74 BROCKINGTON CRESCENT · K2G 5L2 | CBCA | 7 February 2012 |
| Ottawa Electrical Solutions Inc. No. 14396481 · 2435 Holly Lane Suite 100 · K1V 7P1 | CBCA | 27 September 2022 |
| Ottawa Elite Electric Inc. No. 14719590 · 170 Eye Bright Crescent · K1V 2K5 | CBCA | 29 January 2023 |
| Ottawa Elopements Inc. No. 12862794 · 2653 Don Street · K2B 6Y2 | CBCA | 24 March 2021 |
| OTTAWA ENGINEERING LIMITED No. 1796771 · 2747 PRISCILLA ST., · K2B 7E1 | CBCA | 29 November 1984 |
| OTTAWA EUROEAST MILLWORK INC. No. 3892077 · 4633 Albion Rd · K1X 1A4 | CBCA | 30 April 2001 |
| OTTAWA EVENT MANAGEMENT (OEM) INC. No. 8917868 · 116 Clarkson Crescent · K2L 4C6 | CBCA | 9 June 2014 |
| Ottawa Exterior Masters Inc. No. 16854559 · 175 Spruce Ridge Rd · K0A 1L0 | CBCA | 25 April 2025 |
| Ottawa Fashion Inc. No. 10960837 · 80 Upney Drive · K2J 5G6 | CBCA | 5 September 2018 |
| Ottawa Feature Homes Inc. No. 14658060 · 181 CREVASSE ROAD · K1W 0R5 | CBCA | 7 January 2023 |
| Ottawa Festival Network No. 3242544 · 450 Churchill Ave North · K1Z 5E2 | NFP Act | 27 February 2014 |
| Ottawa Filipino League No. 11891871 · 12-890 Cahill Drive West · K1V 9A2 | NFP Act | 7 February 2020 |
| Ottawa Film Office No. 10077224 · 150 Elgin Street · K2P 1L4 | NFP Act | 25 January 2017 |
| Ottawa Financial Services Corp. No. 9551395 · #204 57 Auriga Drive · K2E 8B2 | CBCA | 1 January 2016 |
| Ottawa Fit Ltd. No. 8458103 · 181 Hinton Avenue · K1Y 1A2 | CBCA | 11 March 2013 |
| Ottawa Flooring Contractors Inc. No. 12861127 · 77 Hunters Glen Crescent · K1T 3R1 | CBCA | 24 March 2021 |
| Ottawa Flooring Solutions Inc. No. 14896106 · 5264 Dunning Road · K4B 1J1 | CBCA | 30 March 2023 |
| OTTAWA FRAMING CORP. No. 17359861 · 2427 Baseline Rd · K2C 0E3 | CBCA | 29 September 2025 |
| Ottawa Fresh Mango Juice bar Inc. No. 15235138 · 2568 Saint Joseph Boulevard · K1C 1G3 | CBCA | 27 July 2023 |
| OTTAWA FRIENDS OF TIBET No. 3948528 · 400 Piccadilly Ave N. · K1Y 0H4 | NFP Act | 4 September 2014 |
| Ottawa Fun Rentals Inc. No. 11647342 · 72 Eagleview Street · K2M 2S3 | CBCA | 14 October 2019 |
| Ottawa Furnace Parts Inc. No. 12076527 · 606 Netley Cir · K1T 0A3 | CBCA | 22 May 2020 |
| OTTAWA GAELS GAELIC FOOTBALL ORGANISATION No. 3694593 · 3360 Southgate Road · K1V 9A6 | NFP Act | 22 April 2015 |
| Ottawa Garment Guild No. 11395661 · 474 Lawson Avenue · K1K 1R5 | NFP Act | 7 May 2019 |
| Ottawa Gatineau Hotel Association No. 2385350 · 150 Elgin Street · K2P 1L4 | NFP Act | 30 September 2013 |
| OTTAWA GLOUCESTER HORNETS SOCCER No. 10382965 · 1660 Bearbrook Road · K1B 1C4 | NFP Act | 28 August 2017 |
| OTTAWA GOLDEN FROG TRADE CORPORATION No. 7924127 · 284 Trailgate Street · K1V 0Z7 | CBCA | 29 July 2011 |
| Ottawa Golden Tailor Inc. No. 16721737 · 125 Yellowcress Wy · K4A 1C2 | CBCA | 4 February 2025 |
| Ottawa Group Buy Ltd. No. 12599597 · 1701 Rotterdam Cir · K2W 0N6 | CBCA | 27 December 2020 |
| Ottawa Gutter Services Limited No. 14792807 · 8 Grenwich Circle · K2C 4C6 | CBCA | 23 February 2023 |
| Ottawa Havefun AssociationDissolution pending No. 14927711 · 1975 Saint Laurent Boulevard · K1G 3S7 | NFP Act | 12 April 2023 |
| OTTAWA HEALTH SERVICES NETWORK INC. No. 3426181 · #120-1929, RUSSELL ROAD · K1G 4G3 | NFP Act | 19 February 2013 |
| OTTAWA HEART IMAGING INC. No. 12993180 · 2 Gurdwara Rd, Suite 602 · K2E 1A2 | CBCA | 6 May 2021 |
| OTTAWA HEART INSTITUTE RESEARCH CORPORATION - No. 2728982 · 40 RUSKIN STREET · K1Y 4W7 | NFP Act | 11 July 2013 |
| Ottawa Hiking Inc. No. 17499418 · 242 Maxwell Bridge Rd · K2W 0B4 | NFP Act | 24 November 2025 |
| Ottawa Historical Fencing Society No. 11552732 · 50 Redpath Dr · K2G 6E4 | NFP Act | 4 August 2019 |
| Ottawa Home Care Renovations Inc.Dissolution pending No. 16153968 · 124 Larch Crescent · K1E 1A1 | CBCA | 23 June 2024 |
| Ottawa Home Contractors Ltd. No. 14603885 · 129 Abetti Ridge · K2J 0Y6 | CBCA | 14 December 2022 |
| Ottawa Home Renovation Inc. No. 17357524 · 110 Lamplighters Dr · K2J 0C1 | CBCA | 29 September 2025 |
| Ottawa Hoshuko No. 10761389 · 255 Sussex Drive · K1N 9E6 | NFP Act | 1 May 2018 |
| OTTAWA HOUSE SIGNS LTD.Dissolution pending No. 15135567 · 18 Pinetrail Crescent · K2G 5A2 | CBCA | 20 June 2023 |
| Ottawa Houses Property Management Inc. No. 17599544 · M034-4338 Innes Rd · K4A 3W3 | CBCA | 6 January 2026 |
| OTTAWA HUMANE SOCIETY No. 9605398 · 245 WEST HUNT CLUB ROAD · K2E 1A6 | NFP Act | 21 March 2016 |
| Ottawa Hungarian Community Centre No. 237507 · 43 CAPITAL DRIVE · K2G 0E7 | NFP Act | 7 March 2013 |
| Ottawa Inclusive Sport Foundation No. 14705866 · 3664 Revelstoke Drive · K1V 7C3 | NFP Act | 24 January 2023 |
| Ottawa Independent Film Festival No. 9041958 · 37 West Ridge Dr · K2S 1S4 | NFP Act | 5 October 2014 |
| OTTAWA INDEPENDENT LIVING RESOURCE CENTRE No. 2488540 · 214 MONTREAL ROAD · K1L 8L8 | NFP Act | 29 September 2014 |
| Ottawa Independent Writers No. 2054639 · 1582 Bank Street · K1H 7Z5 | NFP Act | 16 June 2014 |
| Ottawa Indo-Canadians Association (OICA) No. 15454603 · 724 Summergaze Street · K2M 0L4 | NFP Act | 18 October 2023 |
| Ottawa Indoor Environmental Services Ltd. No. 7764359 · 745A - Springland Drive · K1V 6L9 | CBCA | 27 January 2011 |
| Ottawa Indoor Softball League Inc. No. 7210221 · 37 Wittingham Drive · K2G 6H5 | CBCA | 21 July 2009 |
| Ottawa Instrumentation Ltd. No. 2702207 · 169 Fifth Avenue · K1S 2M8 | CBCA | 26 March 1991 |
| Ottawa International Dance Arts Festival No. 16961711 · 1 castleton Street · K2G 5M9 | NFP Act | 2 May 2025 |
| Ottawa International Education Consulting Ltd. No. 8638764 · 207-1390 Prince of Wales Drive · K2C 2N6 | CBCA | 18 September 2013 |
| OTTAWA INTERNATIONAL HOCKEY FESTIVAL No. 3636381 · 1000 PALLADIUM DRIVE · K2V 1A5 | NFP Act | 16 October 2014 |
| Ottawa International Reggae Festival No. 9332936 · 1512 Walkley Road · K1V 2G7 | NFP Act | 12 June 2015 |
| Ottawa Irish Dance Company Ltd. No. 10688851 · 110 Forward Avenue · K1Y 4S9 | CBCA | 19 March 2018 |
| Ottawa Islamic Soccer League No. 15432588 · 2075 Caltra Crescent · K2J 6V4 | NFP Act | 10 October 2023 |
| Ottawa Islamic Sports league (OISL) No. 16163939 · 2075 Caltra Cres · K2J 6V5 | NFP Act | 26 June 2024 |
| Ottawa IT Consulting Inc. No. 7541368 · 386 Grey Seal Circle · K1V 2H5 | CBCA | 3 May 2010 |
| OTTAWA ITALIAN CENTER No. 553603 · 23 Phillip Drive · K2E 6R6 | NFP Act | 3 October 2014 |
| OTTAWA J. PAOLA TOWING & RECOVERY INC. No. 9981438 · 28 Stonehedge Park · K2H 9L7 | CBCA | 11 November 2016 |
| OTTAWA JAPANESE CULTURAL CENTRE No. 2644622 · 2285 ST. LAURENT BLVD · K1G 4Z5 | NFP Act | 12 May 2014 |
| Ottawa Jazz Orchestra No. 4387708 · 210 - 10 The Driveway · K2P 1C7 | NFP Act | 11 July 2016 |
| Ottawa KAME Auto INC. No. 17802633 · 6593 Bank St · K0A 2P0 | CBCA | 25 March 2026 |
| Ottawa Karen Christian Fellowship Church (O.K.C.F.C) No. 16753787 · 249 Bronson Ave · K1R 6H6 | NFP Act | 15 February 2025 |
| Ottawa Kashmiri Pandit Association No. 15943761 · 242 Fergus Cres · K2J 4S2 | NFP Act | 12 April 2024 |
| Ottawa Kurdish Community Association No. 11031538 · 43 Auriga Drive · K2E 7Y8 | NFP Act | 7 October 2018 |
| Ottawa Kurdish Cultural Forum Ltd. No. 16386067 · 567 AQUAVIEW DRIVE · K4A 4V4 | NFP Act | 23 September 2024 |
| Ottawa Kurdish Foundation No. 15358264 · 2084 Maywood Street · K1G 1E9 | NFP Act | 13 September 2023 |
| Ottawa Kyudo Association No. 13351297 · 31 San Mateo Drive · K2J 5H4 | NFP Act | 16 September 2021 |
| Ottawa landscape masters inc. No. 16157572 · 1413 Meadow Dr · K4P 1N3 | CBCA | 24 June 2024 |
| OTTAWA LASER CLINIC INC. No. 8483205 · 2725 Queensview Drive · K2B 0A1 | CBCA | 8 April 2013 |
| Ottawa Leaders of Volunteers (OLV) No. 14263405 · 110 McCurdy Dr · K2L 2Z6 | NFP Act | 15 August 2022 |
| OTTAWA LEBANESE MUSIC FESTIVAL No. 15629632 · 5335 Canotek Road · K1J 9L4 | NFP Act | 22 December 2023 |
| Ottawa Lions Track and Field Club Inc. No. 1493299 · 136-2446 Bank Street, Suite 404 · K1V 1A8 | NFP Act | 8 December 2014 |
| Ottawa Live Arts Community (OLAC) No. 7976119 · 953 GLADSTONE AVENUE · K1Y 3E5 | NFP Act | 16 October 2014 |
| Ottawa Long Distance Movers Inc. No. 15482453 · 329 Foxridge Way · K2J 0V7 | CBCA | 29 October 2023 |
| OTTAWA LOVES TENNIS INC No. 16738826 · 40 Pennard Way · K1T 4C1 | NFP Act | 10 February 2025 |
| Ottawa Luxury Pavilion Inc. No. 16377441 · 1970 Bank St · K1V 7Y6 | CBCA | 18 September 2024 |
| Ottawa Macdonald-Cartier International Airport Authority No. 3104010 · 1000, AIRPORT PARKWAY PRIVATE · K1V 9B4 | NFP Act | 17 January 2014 |
| Ottawa Majestic Warriors No. 11596527 · 6469 Renaud Road · K1W 0R8 | NFP Act | 29 August 2019 |
| Ottawa Marathi Mandal No. 16666833 · 154 Lily Pond St · K2M 0J5 | NFP Act | 14 January 2025 |
| Ottawa Markaz Center (OMC) No. 17332963 · 804-1971 Boul St. Laurent · K1G 3P8 | NFP Act | 18 September 2025 |
| Ottawa Marketing Guys Inc. No. 10266710 · 1505 Laperriere Avenue · K1Z 7T1 | CBCA | 5 June 2017 |
| OTTAWA MASTER ROOFING INC.Dissolution pending No. 15985242 · 07 DEPPER PL · K1T 3L3 | CBCA | 27 April 2024 |
| Ottawa MC Atlasnet and Friends Community No. 17674481 · 1439 Youville Dr · K1C 4M8 | NFP Act | 4 February 2026 |
| OTTAWA MEAT PLUS INC. No. 9687041 · 850 Industrial Avenue · K1G 4K2 | CBCA | 1 April 2016 |
| Ottawa Meat The Corner Butcher Inc.Dissolution pending No. 16099084 · 17F-850 INDUSTRIAL AVE · K2G 4K2 | CBCA | 5 June 2024 |
| OTTAWA MECHANICS INC. No. 13159710 · 1589 Blohm Dr · K1G 5K4 | CBCA | 5 July 2021 |
| Ottawa Mfantseman Association No. 17883536 · 545 Sonmarg Cres · K2J 7A5 | NFP Act | 23 April 2026 |
| Ottawa Modern Quilt Guild No. 8548668 · 2879 Millstream Way · K1T 4A3 | NFP Act | 23 July 2013 |
| Ottawa Mortgage Services Inc. No. 12332868 · 270 Calaveras Ave · K2J 5K8 | CBCA | 10 September 2020 |
| OTTAWA MOUNTAIN BIKE ASSOCIATION No. 7500238 · 80 Forest Hill Avenue · K2C 1P6 | NFP Act | 18 April 2012 |
| Ottawa Moving Logistics 2013 Inc. No. 8723869 · 1159 Parisien St · K1B 4W4 | CBCA | 12 December 2013 |
| OTTAWA MULTICULTURAL STREET FOOD FESTIVAL INC. No. 17585586 · 718 Dereen Avenue · K2S 2Y7 | CBCA | 31 December 2025 |
| Ottawa MultiServices Group Inc. No. 17979673 · 785B Av Ridgewood · K1V 6M8 | CBCA | 1 June 2026 |
| Ottawa Music Bus No. 8225729 · 180 York Street · K1N 1J6 | NFP Act | 15 October 2012 |
| Ottawa Music Foundation No. 4529740 · 450 Churchill. Ave. N · K1Z 5E2 | NFP Act | 18 April 2013 |
| OTTAWA MUSIC INDUSTRY COALITION No. 9386939 · 56 Sparks St · K1P 5A9 | NFP Act | 21 August 2015 |
| OTTAWA MUSLIM CEMETERY INC. No. 3051668 · 216-467 Laurier Avenue West · K2B 7W4 | NFP Act | 10 October 2014 |