| Highline Limited Partnership | — | 681539 | — | Active | |
| Highmaples Farms Ltd. | — | 681279 | — | Active | |
| Higho Weight Loss Center | — | 691261 | — | Dissolved | |
| Higho stable auto sales | — | 734940 | — | Active | |
| Highpoint Ridge Real Estate Ltd. | — | 620275 | — | Active | |
| Highridge Landworks | — | 775419 | — | Active | |
| Highrigger Masonry Ltd. | — | 679235 | — | Active | |
| Hightechmvp | — | 736002 | — | Active | |
| Hightide Holdings Inc. | — | 616863 | — | Merged | |
| Highway 3 Spud Farms Limited | — | 673159 | — | Dissolved | |
| Highway 55 Events | — | 669126 | — | Dissolved | |
| Highway 7 Auto Sales Ltd. | — | 511952 | — | Dissolved | |
| Highway Agencies Ltd. | — | 681171 | — | Dissolved | |
| Highwood Homes | — | 658794 | — | Dissolved | |
| Hiku Seafoods Inc. | — | 676812 | — | Dissolved | |
| Hilaire Group Enterprises Inc. | — | 775253 | — | Active | |
| Hilary Cartwright Professional Corporation | — | 657379 | — | Active | |
| Hilary Ladd Music | — | 765986 | — | Active | |
| Hilary Lister Real Estate Inc. | — | 741860 | — | Active | |
| Hilcon Limited | — | 706530 | — | Merged | |
| Hilcon Limited | — | 665047 | — | Merged | |
| Hilda’s hummus inc. | — | 741222 | — | Active | |
| Hildegarde Plaza Inc. | — | 653380 | — | Active | |
| Hili Products Inc. | — | 667412 | — | Dissolved | |
| Hilite Gallery Ltd. | — | 602930 | — | Dissolved | |
| Hilkirk Forestry Equipment Ltd. | — | 515434 | — | Merged | |
| Hill 70 Inc. | — | 618946 | — | Active | |
| Hill Bros. Realty & Investments Ltd. | — | 772892 | — | Active | |
| Hill International (Canada) Inc. | — | 725794 | — | Active | |
| Hill Marine Consulting Services Inc. | — | 619353 | — | Dissolved | |
| Hill Street Pub 1 | — | 625000 | — | Dissolved | |
| Hill Street Pub 2 | — | 624999 | — | Dissolved | |
| Hill's Point Holdings Ltd. | — | 705021 | — | Active | |
| Hill's Point Holdings Ltd. | — | 633413 | — | Merged | |
| Hill-Top Painting | — | 349487 | — | Dissolved | |
| HillBilly Club | — | 351157 | — | Dissolved | |
| Hillandale Little People Daycare | — | 602087 | — | Dissolved | |
| Hillandale Little People Daycare | — | 635668 | — | Dissolved | |
| Hillbillies Investments Incorporated | — | 624591 | — | Dissolved | |
| Hillbilly Auto Service & Sales Inc. | — | 659964 | — | Dissolved | |
| Hillbilly Auto Service and Sales | — | 658891 | — | Dissolved | |
| Hillbilly Drywall Ltd. | — | 625396 | — | Dissolved | |
| Hillbilly Haven Ranch Inc. | — | 744225 | — | Active | |
| Hillco Inc. | — | 509293 | — | Active | |
| Hillcrest Contracting Ltd. | — | 642717 | — | Dissolved | |
| Hillcrest Financial Management Inc. | — | 627557 | — | Active | |
| Hillcrest Garage - Joyé Hachey | — | 666209 | — | Dissolved | |
| Hillcrest Plumbing | — | 774425 | — | Active | |
| Hillcrest Spa | — | 627865 | — | Dissolved | |
| Hillcrest Towing & Recovery 2000 Limited | — | 512866 | — | Dissolved | |
| Hiller Holdings Ltd. | — | 680735 | — | Active | |
| Hilliard Sylviculture Ltd. | — | 626372 | — | Dissolved | |
| Hilliard Variety | — | 648828 | — | Active | |
| Hillmar Farms (2008) Ltd. | — | 641179 | — | Active | |
| Hills Insurance Agency, Inc. | — | 667131 | — | Active | |
| Hills Point Estates | — | 710294 | — | Active | |
| Hills Roofing | — | 635269 | — | Dissolved | |
| Hills To Sky UAV Services | — | 743826 | — | Active | |
| Hills and Valleys Counselling Services Inc. | — | 727510 | — | Active | |
| Hillsboro Boulevard Limited Partnership | — | 698879 | — | Active | |
| Hillsborough Auto Leasing | — | 649751 | — | Dissolved | |
| Hillsborough Auto Sales Ltd. | — | 512487 | — | Active | |
| Hillsborough Bakery & Coffee Shop | — | 349250 | — | Dissolved | |
| Hillsborough Baptist Church Inc. | — | 667054 | — | Active | |
| Hillsborough Fitness and Dollar Complex | — | 609571 | — | Dissolved | |
| Hillsborough Freshmart | — | 689438 | — | Dissolved | |
| Hillsborough Golf Club | — | 682010 | — | Active | |
| Hillsborough Golf Inc. | — | 649650 | — | Dissolved | |
| Hillsborough Home Hardware | — | 624479 | — | Dissolved | |
| Hillsborough Quick Convenience Store | — | 753679 | — | Active | |
| Hillsborough Recycling Depot | — | 637992 | — | Dissolved | |
| Hillsborough Service Center (2001) Ltd. | — | 514011 | — | Merged | |
| Hillsborough Soccer Association Inc. | — | 625865 | — | Dissolved | |
| Hillsdale Baptist Church Committee Incorporated | — | 680529 | — | Dissolved | |
| Hillsdale Investment Management Inc. | — | 636534 | — | Active | |
| Hillside Acres | — | 732952 | — | Active | |
| Hillside Auto Carrier Limited | — | 644683 | — | Dissolved | |
| Hillside Building & Sales Ltd | — | 602168 | — | Merged | |
| Hillside Building & Sales Ltd. | — | 706481 | — | Active | |
| Hillside Church (Blackville) Inc. | — | 653890 | — | Active | |
| Hillside Entertainment & Tourism Ltd. | — | 751081 | — | Active | |
| Hillside Estates Ltd. | — | 638073 | — | Merged | |
| Hillside Estates Ltd. | — | 721254 | — | Merged | |
| Hillside Estates Ltd. | — | 751949 | — | Active | |
| Hillside Estates Ltd. | — | 685708 | — | Merged | |
| Hillside Family Medicine | — | 666480 | — | Dissolved | |
| Hillside Forestry & Lumber | — | 751244 | — | Active | |
| Hillside Iron Repair Ltd. | — | 755081 | — | Active | |
| Hillside Lodge Inc. | — | 710255 | — | Active | |
| Hillside View Special Care Home | — | 630885 | — | Dissolved | |
| Hillside View Special Care Home Inc. | — | 655075 | — | Active | |
| Hillside View Vineyard | — | 612984 | — | Dissolved | |
| Hillspring Farms French Fry Hut | — | 702556 | — | Dissolved | |
| Hillsy Holdings Inc. | — | 709435 | — | Merged | |
| Hilltop Auto Services | — | 615485 | — | Dissolved | |
| Hilltop Butchery Inc. | — | 730792 | — | Active | |
| Hilltop Christmas Tree Farms | — | 678840 | — | Dissolved | |
| Hilltop Christmas Tree Farms | — | 683569 | — | Dissolved | |
| Hilltop Duck Food Mini-Mart | — | 644861 | — | Dissolved | |
| Hilltop Engine Performance and Tuning | — | 764086 | — | Active | |
| Hilltop Fabrication Welding & Repair | — | 675982 | — | Active | |
| Hilltop Farm Forestry Group Inc. | — | 683055 | — | Dissolved | |
| Hilltop House Equestrian | — | 718491 | — | Dissolved | |
| Hilltop Hydroseeding Ltd. | — | 740477 | — | Active | |
| Hilltop Market Limited | — | 606700 | — | Active | |
| Hilltop Pork Products | — | 659129 | — | Dissolved | |
| Hilltop Ventures Inc. | — | 660429 | — | Pending | |
| Hilltop Wash N Go | — | 666411 | — | Dissolved | |
| Hilltop Wash N Go | — | 724812 | — | Pending | |
| Hillview Auto Sales | — | 659173 | — | Dissolved | |
| Hillwinds Ocean Energy (Canada) Ltd. | — | 644157 | — | Dissolved | |
| Hilo Building Services | — | 704771 | — | Dissolved | |
| Hilroy Limited | — | 74819 | — | Inactive | |
| Hils Studio | — | 730250 | — | Active | |
| Hilti (Canada) Corporation | — | 715740 | — | Active | |
| Hilton Spring Farm | — | 661617 | — | Dissolved | |
| Hilton Wade Enterprises | — | 695043 | — | Active | |
| HilverdaFlorist North America Inc. | — | 671239 | — | Dissolved | |
| Hilzabub eServices | — | 686141 | — | Active | |
| Himalayan Hideaway | — | 766956 | — | Active | |
| Himalayan Restro & Banquet | — | 777512 | — | Active | |
| Himalayan School Project Inc. | — | 627529 | — | Dissolved | |
| Himalia Formation | — | 683152 | — | Pending | |
| Hindsight Fisheries Ltd. | — | 708174 | — | Active | |
| Hines Custom Carpentry | — | 699350 | — | Pending | |
| Hinge Health | — | 758704 | — | Active | |
| Hio's Auto Body | — | 627281 | — | Dissolved | |
| Hip2BSquare Greetings | — | 746925 | — | Active | |
| Hipercom Inc. | — | 512106 | — | Dissolved | |
| Hipocampo Investments LP | — | 746447 | — | Active | |
| Hippie Harvest Organization Inc. | — | 760917 | — | Active | |
| Hippie Hollow Candles | — | 728738 | — | Active | |
| Hiraeth Healing Inc. | — | 767042 | — | Active | |
| Hiral Patel and Brothers Ltd. | — | 706515 | — | Active | |
| Hiral Patel and Brothers Ltd. | — | 706261 | — | Merged | |
| Hire A Handyman Ltd. | — | 758514 | — | Active | |
| Hired Guns Drywall | — | 761472 | — | Active | |
| Hirtle's Variety Ltd. | — | 715360 | — | Merged | |
| His & Hairs Kreations | — | 688207 | — | Dissolved | |
| His Choice | — | 347949 | — | Dissolved | |
| Hiscock's Electric | — | 719455 | — | Pending | |
| Histoire Vivante Restigouche Living History Inc. | — | 681781 | — | Dissolved | |
| Histoire du service social au N.-B. Inc. | — | 653497 | — | Dissolved | |
| Historic Elegance Fashion Exhibitions | — | 689843 | — | Dissolved | |
| Historic Garrison District/Quartier historique de garnison | — | 641559 | — | Active | |
| Historic Joinery | — | 677384 | — | Dissolved | |
| Historic Oceanfront Camping Inc. | — | 698074 | — | Dissolved | |
| Historica Court Inc. | — | 637794 | — | Merged | |
| Historica Developments Inc. | — | 637786 | — | Active | |
| Historica Exchange Inc. | — | 658631 | — | Merged | |
| Historica Five Inc. | — | 708432 | — | Active | |
| Historica Five Unit Inc. | — | 676598 | — | Dissolved | |
| Historica Four Inc. | — | 707384 | — | Active | |
| Historica Logistics Inc. | — | 640578 | — | Dissolved | |
| Historica Properties Inc. | — | 675727 | — | Active | |
| Historica Quattro GP Inc. | — | 676639 | — | Active | |
| Historica Quattro Limited Partnership | — | 676675 | — | Active | |
| Historica Riviera Inc. | — | 655867 | — | Merged | |
| Historica Royale Inc. | — | 638662 | — | Merged | |
| Historica Seven GP Inc. | — | 715835 | — | Active | |
| Historica Seven Limited Partnership | — | 717634 | — | Active | |
| Historica Six GP Inc. | — | 715457 | — | Active | |
| Historica Six Limited Partnership | — | 717633 | — | Active | |
| Historica Square Inc. | — | 672028 | — | Merged | |
| Historica Three GP Inc. | — | 699563 | — | Active | |
| Historica Three Limited Partnership | — | 699613 | — | Active | |
| Historica Trinity Inc. | — | 661994 | — | Merged | |
| History of Houses | — | 635507 | — | Dissolved | |
| Hit Drilling Inc. | — | 717495 | — | Active | |
| Hit Factory Trading Cards | — | 771075 | — | Active | |
| Hit TV | — | 345585 | — | Dissolved | |
| Hit The Road Auto & Rv Ltd. | — | 628476 | — | Dissolved | |
| Hitachi Energy Canada Inc. Hitachi Énergie Canada Inc. | — | 709234 | — | Active | |
| Hitch towing property maintenance | — | 742066 | — | Active | |
| Hitchcock Land Company | — | 777266 | — | Active | |
| Hitches "R" Us | — | 645762 | — | Active | |
| Hitech Communications Ltd. | — | 763661 | — | Active | |
| Hitech NB Cleaning Services | — | 721954 | — | Pending | |
| Hiteck Electronik Lifetime Computers | — | 644533 | — | Dissolved | |
| Hive Engineering Limited | — | 693913 | — | Active | |
| Hive Island Construction Inc. | — | 667460 | — | Dissolved | |
| Hive Mind Meads Ltd. | — | 753135 | — | Pending | |
| HiveCodex Digital Solutions | — | 759923 | — | Active | |
| Hivewell Consulting | — | 710763 | — | Dissolved | |
| Hiveworks Consulting | — | 761569 | — | Dissolved | |
| Hiveworks Consulting Ltd. | — | 764586 | — | Active | |
| Hiway Fuel Services | — | 742845 | — | Active | |
| Hlrac Holdings Inc. | — | 621805 | — | Dissolved | |
| Ho Lucky Chao | — | 347339 | — | Dissolved | |
| HobLand Ecommerce | — | 714723 | — | Dissolved | |
| Hobby Kingdom | — | 766043 | — | Active | |
| Hobo's Grill Inc. | — | 673833 | — | Dissolved | |
| HoboLogos Clothing Store | — | 741565 | — | Active | |
| Hobologos | — | 643230 | — | Dissolved | |
| Hobson Psychology & Wellness Centre | — | 773268 | — | Active | |
| Hoccus Poccus Boutique | — | 711414 | — | Dissolved | |
| Hockey & Stuff Inc. | — | 603372 | — | Dissolved | |
| Hockey Acadie Chaleur | — | 623384 | — | Dissolved | |
| Hockey Aid Inc. | — | 25686 | — | Dissolved | |
| Hockey Battle of the Rings | — | 770208 | — | Active | |