| Henry Equestrian | — | 716072 | — | Active | |
| Henry Holdings Ltd. | — | 681260 | — | Active | |
| Henry Marketing & Development | — | 612559 | — | Dissolved | |
| Henry Schein Canada, Inc. | — | 627591 | — | Dissolved | |
| Henry Stuart Consulting | — | 635178 | — | Dissolved | |
| Henry Stuart Consulting Inc. | — | 636424 | — | Dissolved | |
| Henry White Insurance | — | 728452 | — | Active | |
| Henry construction | — | 745105 | — | Active | |
| Henry's Lawn Care | — | 664412 | — | Dissolved | |
| Henry's Small Engine & Metal Works | — | 679492 | — | Dissolved | |
| Henry's Therapy Farm Ltd. | — | 750253 | — | Active | |
| Hepatitis C Moncton | — | 353111 | — | Dissolved | |
| Hepatitis C Moncton Inc. | — | 600011 | — | Dissolved | |
| Hephzibah House Inc. | — | 766879 | — | Active | |
| Hepperle & Picard Public Accountants | — | 657677 | — | Dissolved | |
| Her Endeavour Inc. | — | 747193 | — | Active | |
| Her Village Reset Home Support | — | 778880 | — | Active | |
| Heraldry Gold Corporation | — | 696293 | — | Active | |
| Herb Culberson Farms Ltd. | — | 624629 | — | Active | |
| Herb Culture Goods | — | 726882 | — | Pending | |
| Herb Price Masonry | — | 609902 | — | Dissolved | |
| Herb Price Masonry | — | 609773 | — | Dissolved | |
| Herb's Trucking Inc. | — | 658773 | — | Dissolved | |
| Herbachem Ingénieur Conseil en Agriculture et Elevage | — | 722706 | — | Active | |
| Herbal Discovery Pain Management | — | 747494 | — | Active | |
| Herbal Health and Nutrition | — | 604078 | — | Dissolved | |
| Herbal Magic | — | 679239 | — | Dissolved | |
| Herbal Magic of Quispamsis Inc. | — | 629366 | — | Dissolved | |
| Herbal Vitality | — | 626549 | — | Dissolved | |
| Herbalist Association of New Brunswick Inc. | — | 701582 | — | Active | |
| Herbe et Nature L. | — | 696727 | — | Active | |
| Herbert Asset Management Inc. | — | 721870 | — | Active | |
| Herbertco Projects Ltd. | — | 627976 | — | Active | |
| Herbmom Holistics | — | 712043 | — | Dissolved | |
| Herbnest co Inc. | — | 715041 | — | Dissolved | |
| Herboristia Apothicaire et Herboristerie | — | 743317 | — | Active | |
| Herbs & Spices Restaurant | — | 718748 | — | Dissolved | |
| Herbstemple Spices Ltd. | — | 693495 | — | Active | |
| Hercule Hallage de Bateau Enr. | — | 630387 | — | Dissolved | |
| Hercules Investments LP | — | 710987 | — | Active | |
| Herds & Spices Culinary Services | — | 756278 | — | Active | |
| Here & Away Hospitality Group Ltd. | — | 779998 | — | Active | |
| Here 4 You Home Inspections Inc. | — | 637688 | — | Dissolved | |
| Here For The Grow Botanical Services | — | 761929 | — | Active | |
| Here For You Handyman | — | 747649 | — | Active | |
| Here We Grow Childcare Center | — | 653279 | — | Dissolved | |
| Here We Grow Early Learning & Childcare Centre | — | 700684 | — | Active | |
| Here We Grow Early Learning & Childcare Centre Inc. | — | 685110 | — | Active | |
| Here We Grow Little Learners Inc. | — | 709439 | — | Active | |
| Here We Grow Youth Centre | — | 700685 | — | Active | |
| Here and Now Music | — | 638901 | — | Dissolved | |
| Here'nThere Consulting | — | 702889 | — | Dissolved | |
| Heritage Agri-Needs | — | 633814 | — | Dissolved | |
| Heritage Arts Center Inc. | — | 720871 | — | Active | |
| Heritage Auto Sales | — | 347792 | — | Dissolved | |
| Heritage Brothers Auto & Diesel | — | 758358 | — | Active | |
| Heritage Career Education Group Corp. | — | 776102 | — | Active | |
| Heritage Chocolate Limited | — | 718044 | — | Active | |
| Heritage Christian School Inc. | — | 659125 | — | Active | |
| Heritage Cleaners | — | 624532 | — | Dissolved | |
| Heritage Cleaners | — | 730395 | — | Active | |
| Heritage Commercial Inc. | — | 716547 | — | Active | |
| Heritage Concrete Designs | — | 664239 | — | Dissolved | |
| Heritage Construction | — | 658429 | — | Dissolved | |
| Heritage Court Holdings Limited | — | 672679 | — | Active | |
| Heritage Cranberry Farm | — | 679241 | — | Dissolved | |
| Heritage Drive Homestead Soaps | — | 779457 | — | Active | |
| Heritage Education Funds Inc. Fonds d'éducation Héritage inc. | — | 17277 | — | Merged | |
| Heritage Farm Kennel Inc. | — | 651392 | — | Active | |
| Heritage Farm Kennels | — | 628501 | — | Dissolved | |
| Heritage Group Properties Inc. | — | 680818 | — | Active | |
| Heritage Handyman | — | 764777 | — | Active | |
| Heritage Hills Farms Inc. | — | 698976 | — | Active | |
| Heritage Holdings Inc. | — | 684849 | — | Active | |
| Heritage Homes | — | 654782 | — | Dissolved | |
| Heritage Hub Media | — | 774788 | — | Active | |
| Heritage Industrial Holdings Ltd. | — | 773406 | — | Active | |
| Heritage Investment Funds | — | 656042 | — | Dissolved | |
| Heritage Investment Funds Inc. | — | 656041 | — | Dissolved | |
| Heritage Jones-Foster Insurance | — | 654833 | — | Dissolved | |
| Heritage Logistics Inc. | — | 777210 | — | Active | |
| Heritage Mill Works Ltd. | — | 765150 | — | Active | |
| Heritage Mill Works Ltd. | — | 669486 | — | Merged | |
| Heritage Moncton Properties Inc. | — | 686630 | — | Active | |
| Heritage Moncton Properties Inc. | — | 635651 | — | Merged | |
| Heritage Outdoors | — | 720543 | — | Dissolved | |
| Heritage Outdoors Ltd. | — | 741942 | — | Active | |
| Heritage Painting | — | 625105 | — | Dissolved | |
| Heritage Professional Landscaping | — | 631863 | — | Dissolved | |
| Heritage Resources Inc. | — | 689114 | — | Merged | |
| Heritage Salmon Ltd. Saumon Héritage Ltée | — | 619661 | — | Merged | |
| Heritage Scholastic Inc. | — | 717390 | — | Active | |
| Heritage Scolaire Inc. | — | 717392 | — | Active | |
| Heritage Soapworks | — | 643509 | — | Dissolved | |
| Heritage Tax & Accounting Inc. | — | 774186 | — | Active | |
| Heritage Technologies, Inc. | — | 514730 | — | Dissolved | |
| Heritage Textiles Ltd. | — | 634246 | — | Active | |
| Heritage Upholstery | — | 607864 | — | Active | |
| Heritage V.P. Insurance Agency | — | 352291 | — | Dissolved | |
| Heritage Wind GP, Inc. | — | 696247 | — | Active | |
| Heritage Window & Door Inc. | — | 706651 | — | Active | |
| Heritage Wrought Iron | — | 717782 | — | Dissolved | |
| Heritage Zoo | — | 705426 | — | Dissolved | |
| Herm Enterprises Ltd. | — | 646550 | — | Dissolved | |
| Herman's Monster House Publishing | — | 687220 | — | Dissolved | |
| Hermann Homes Inc. | — | 758029 | — | Dissolved | |
| Herman’s Monster House Inc. | — | 753594 | — | Active | |
| Hermel Vienneau Business Consultant | — | 688661 | — | Dissolved | |
| Hermel Vienneau Business Consultant Inc. | — | 723240 | — | Dissolved | |
| Hermel Woodworks | — | 351394 | — | Dissolved | |
| Hermes Consulting Inc. | — | 507012 | — | Dissolved | |
| Hermes Delivery | — | 633469 | — | Dissolved | |
| Hermes payment solutions Atlantic | — | 708677 | — | Dissolved | |
| Hermetik Trading Technologies Inc. | — | 739658 | — | Active | |
| Hermoso | — | 641900 | — | Dissolved | |
| Hernando de Aguirre Investments LP | — | 739797 | — | Active | |
| Hero Clean Energy | — | 777427 | — | Active | |
| Heroes In Our Hearts Project Inc. | — | 678879 | — | Dissolved | |
| Heroes Mending On The Fly Canada - N.B. Chapter Inc. | — | 718492 | — | Dissolved | |
| Heroes' Beacon Comics & Games | — | 669953 | — | Active | |
| Heron Bay Contracting & Consulting Ltd. | — | 742714 | — | Pending | |
| Heron Bay Logistics Inc. | — | 769090 | — | Active | |
| Heron Enterprises (2025) Inc. | — | 752412 | — | Active | |
| Heron Enterprises Inc. | — | 706427 | — | Merged | |
| Heron Enterprises Inc. | — | 657732 | — | Merged | |
| Heron Hall Art | — | 770404 | — | Active | |
| Heron Heights Ltd. | — | 515260 | — | Active | |
| Heron Island First Nation Aquaculture Corp. | — | 736805 | — | Active | |
| Heron Island Oyster Grow | — | 713612 | — | Dissolved | |
| Heron bay commercial cleaners | — | 779189 | — | Active | |
| Heropreneur Digital Marketing | — | 739967 | — | Active | |
| Herring Cove Club House | — | 650096 | — | Dissolved | |
| Herring Cove Pharmacy (2005) Ltd. | — | 620518 | — | Active | |
| Herring Cove Pharmacy Ltd. | — | 600760 | — | Dissolved | |
| Herron Collective Artworks | — | 701012 | — | Dissolved | |
| Hershey Canada | — | 665625 | — | Active | |
| Hershey Canada Inc. | — | 665624 | — | Merged | |
| Hertz Canada Limited | — | 77146 | — | Merged | |
| Hertz Equipment Rental | — | 349175 | — | Dissolved | |
| Herzog Railroad Services of Canada Ltd. | — | 651333 | — | Active | |
| Herzog Services of Canada Ltd. | — | 666996 | — | Active | |
| Heska Canada | — | 754438 | — | Active | |
| Hesperia Equipment Company Inc. | — | 623660 | — | Dissolved | |
| Hester's Cove Holdings Inc. | — | 717994 | — | Dissolved | |
| Hestia: solution alimentaire | — | 706027 | — | Dissolved | |
| Hestia: solution alimentaire Ltée | — | 722359 | — | Dissolved | |
| Heston Canada Ltd. | — | 640051 | — | Dissolved | |
| Hetherington's HVAC | — | 756187 | — | Dissolved | |
| Hetherington's HVAC Inc. | — | 757687 | — | Active | |
| Heveco | — | 678794 | — | Dissolved | |
| Heveco | — | 672139 | — | Dissolved | |
| Hewitt Wildlife Services | — | 650884 | — | Active | |
| Hewquip Inc. | — | 77771 | — | Dissolved | |
| Hex Pottery | — | 747572 | — | Active | |
| HexaForge Solutions | — | 774252 | — | Active | |
| HexaSecure Shop | — | 776377 | — | Dissolved | |
| Hexacom Oilfield Marketplace | — | 750160 | — | Active | |
| Hexagon Construction Ltd. | — | 667927 | — | Active | |
| Hexagon Metrology Ltd. | — | 624615 | — | Withdrawn | |
| Hexagon PPM | — | 700258 | — | Active | |
| Hexagon Safety & Infrastructure | — | 684842 | — | Active | |
| Hexamon Telecommunication Inc. | — | 656613 | — | Dissolved | |
| Hexano Corp. | — | 741343 | — | Active | |
| Hexbull Field Pipe & Construction Ltd. | — | 511839 | — | Dissolved | |
| Hexion Canada Inc. | — | 679826 | — | Active | |
| Hexiris Inc. | — | 719341 | — | Active | |
| Hexora Shop | — | 778248 | — | Active | |
| Hexoris Inc. | — | 778049 | — | Active | |
| Hexpi IT Group inc. | — | 684791 | — | Active | |
| Hey Host Property Services Ltd. | — | 758298 | — | Active | |
| Hey Mama Cosmetics | — | 688249 | — | Dissolved | |
| Heyba Holdings Inc. | — | 762899 | — | Active | |
| Heynetwork Canada.com Inc. | — | 514688 | — | Merged | |
| Heyona Wellness Center | — | 653155 | — | Dissolved | |
| Hezra SkinCare | — | 751855 | — | Active | |
| Hg Centauri Co-Invest L.P. | — | 722391 | — | Active | |
| Hg Genesis 10 B L.P. | — | 735306 | — | Active | |
| Hg Mercury 5 B L.P. | — | 776874 | — | Active | |
| Hg Saturn 3 B L.P. | — | 735308 | — | Active | |
| HgCapital 8 B L.P. | — | 693695 | — | Active | |
| Hi -Teck Électronique | — | 613580 | — | Dissolved | |
| Hi Gorgeous Beauty Training | — | 680853 | — | Dissolved | |
| Hi Maintenance | — | 348951 | — | Dissolved | |
| Hi Rez Design | — | 345221 | — | Dissolved | |
| Hi Tech Communications Inc. | — | 690720 | — | Active | |
| Hi Way Market Ltd. | — | 512209 | — | Dissolved | |
| Hi'Leo Creative Studio | — | 720045 | — | Active | |
| Hi-Lite Painters | — | 620459 | — | Dissolved | |
| Hi-Lites of the Season | — | 345481 | — | Dissolved | |
| Hi-Rev Tuners | — | 618847 | — | Dissolved | |
| Hi-Speed Graphics | — | 605613 | — | Dissolved | |
| Hi-Tech Power Sports | — | 617830 | — | Dissolved | |
| Hi-Tech Power Sports Inc. | — | 617331 | — | Merged | |
| Hi-Tech Power Sports Inc. | — | 678593 | — | Active | |
| Hi-Tech Power Sports Ltd. | — | 10532 | — | Merged | |
| Hi-Top Drywall & Construction | — | 664693 | — | Dissolved | |
| HiCraftLovers Craft products & supplies | — | 740782 | — | Dissolved | |
| HiFX Canada Inc. | — | 632136 | — | Dissolved | |
| HiLo Painting & Demolition Services Ltd. | — | 620022 | — | Dissolved | |
| HiQual Atlantic Canada | — | 641933 | — | Dissolved | |