| Athlete Aid Inc. | — | 759467 | — | Active | |
| Athlete Complete Inc. | — | 673612 | — | Active | |
| Athletic One Health & Performance Inc. | — | 651852 | — | Active | |
| Athlétisme Sud-Est Inc./South-East Athletics Inc. | — | 637550 | — | Dissolved | |
| Atholville Accommodation Store | — | 348889 | — | Dissolved | |
| Atholville Accomodation Store | — | 351999 | — | Dissolved | |
| Athome Pharmacy Inc. | — | 620139 | — | Active | |
| Atia Holdings Inc. | — | 698472 | — | Merged | |
| Atia Holdings Inc. | — | 762353 | — | Active | |
| Atis LP | — | 699066 | — | Active | |
| Atkins Coins & Collectibles | — | 679812 | — | Dissolved | |
| AtkinsRéalis O&M | — | 763143 | — | Active | |
| Atkinz Music Group | — | 660511 | — | Dissolved | |
| Atlantcare Cleaning services Inc. | — | 753779 | — | Active | |
| Atlantech Consulting Ltd. | — | 616512 | — | Dissolved | |
| Atlantech Gas Appliance Maintenance & Servicing | — | 679394 | — | Dissolved | |
| AtlantiCan Manufacturing, Trading & Service Inc. | — | 694616 | — | Active | |
| AtlantiCare Health Providers Inc./AtlantiCare Services Santé Inc. | — | 686767 | — | Dissolved | |
| AtlantiCleaners Ltd. | — | 736948 | — | Dissolved | |
| AtlantiCoast Paradise Rentals | — | 772381 | — | Active | |
| Atlantia Housing Solutions Inc. | — | 727098 | — | Active | |
| Atlantic (Atlantique) Premier Books | — | 617607 | — | Dissolved | |
| Atlantic 3D Graphics Inc. | — | 780132 | — | Active | |
| Atlantic 911 Supply Inc. | — | 635101 | — | Dissolved | |
| Atlantic Academic Press | — | 653033 | — | Dissolved | |
| Atlantic Academic Press | — | 616831 | — | Dissolved | |
| Atlantic Accounting Solutions Ltd | — | 752098 | — | Active | |
| Atlantic Acoustic Works Inc. | — | 768866 | — | Active | |
| Atlantic Acro Yoga Inc. | — | 778891 | — | Active | |
| Atlantic Acupuncture Association/Association D'Acupuncture de l'Atlantique | — | 635229 | — | Dissolved | |
| Atlantic Adjusting NB Ltd. | — | 510295 | — | Dissolved | |
| Atlantic Adjusting and Appraisals Ltd. | — | 76937 | — | Dissolved | |
| Atlantic Advantage Supplies Inc. | — | 676256 | — | Active | |
| Atlantic Adventures Outfitters | — | 631592 | — | Dissolved | |
| Atlantic Aerospace Appraisals | — | 659671 | — | Dissolved | |
| Atlantic Afro-Caribbeans Market Ltd. | — | 770205 | — | Active | |
| Atlantic Agri Nature Corp. | — | 711665 | — | Active | |
| Atlantic Agricultural Leadership Program Inc. | — | 25663 | — | Dissolved | |
| Atlantic Air Ambulance | — | 352856 | — | Dissolved | |
| Atlantic Airports Facilities Corporation | — | 708302 | — | Active | |
| Atlantic Alarm & Electric Ltd. | — | 600981 | — | Dissolved | |
| Atlantic Alarm & Sound Ltd. | — | 514698 | — | Active | |
| Atlantic Algae Energy Inc. | — | 664640 | — | Dissolved | |
| Atlantic All Be Clean | — | 350901 | — | Dissolved | |
| Atlantic Alliance Elevators | — | 735394 | — | Active | |
| Atlantic Allied Health Institute | — | 771516 | — | Dissolved | |
| Atlantic Alloy Wheel Inc. | — | 636113 | — | Dissolved | |
| Atlantic Alternatives/Caskets & Urns | — | 701875 | — | Dissolved | |
| Atlantic Alternator & Starter | — | 347967 | — | Dissolved | |
| Atlantic Ambika Group Inc. | — | 733236 | — | Active | |
| Atlantic Animal Pharmacy | — | 656233 | — | Dissolved | |
| Atlantic Apprenticeship Agency | — | 660326 | — | Dissolved | |
| Atlantic Arabic Travel | — | 772096 | — | Active | |
| Atlantic Architectural Aluminum & Glass | — | 667228 | — | Dissolved | |
| Atlantic Area Network Technologies | — | 350999 | — | Dissolved | |
| Atlantic Argonauts Soccer Club Inc. | — | 754230 | — | Active | |
| Atlantic Artificial Intelligence Inc. | — | 765514 | — | Active | |
| Atlantic Artisan Exteriors Inc. | — | 690359 | — | Dissolved | |
| Atlantic Arts Studios Inc. | — | 776322 | — | Active | |
| Atlantic Asia Global Links Inc. | — | 619484 | — | Dissolved | |
| Atlantic Asian Grocery | — | 711481 | — | Dissolved | |
| Atlantic Asian Ipanda Imports Ltd. | — | 765562 | — | Active | |
| Atlantic Asphalt Solutions Inc. | — | 745614 | — | Active | |
| Atlantic Assessments Services | — | 633195 | — | Dissolved | |
| Atlantic Asset Management | — | 710657 | — | Dissolved | |
| Atlantic Association of Landscape Designers | — | 603575 | — | Dissolved | |
| Atlantic Association of Landscape Designers | — | 643164 | — | Active | |
| Atlantic Auctions Inc. | — | 627670 | — | Active | |
| Atlantic Author Services | — | 733302 | — | Active | |
| Atlantic Auto Brokers Inc. | — | 763337 | — | Active | |
| Atlantic Auto Craft | — | 778273 | — | Active | |
| Atlantic Auto Deals | — | 603883 | — | Dissolved | |
| Atlantic Auto Finance Inc. | — | 707352 | — | Active | |
| Atlantic Auto Glass Co. Ltd. | — | 507683 | — | Dissolved | |
| Atlantic Auto Liquidators Inc. | — | 618519 | — | Dissolved | |
| Atlantic Auto Parts Resource Inc. | — | 711790 | — | Active | |
| Atlantic Auto Shine & Detailing Inc. | — | 751707 | — | Active | |
| Atlantic Auto Spa | — | 670305 | — | Dissolved | |
| Atlantic Auto Wash Ltd. | — | 711568 | — | Active | |
| Atlantic AutoCold | — | 716999 | — | Active | |
| Atlantic Automates | — | 730689 | — | Active | |
| Atlantic Avionics Inc. | — | 701999 | — | Active | |
| Atlantic Awards & Engraved Gifts | — | 665984 | — | Dissolved | |
| Atlantic Awards & Prestige Engraving | — | 706623 | — | Dissolved | |
| Atlantic Awards and Engraved Gifts | — | 705098 | — | Dissolved | |
| Atlantic Awards and Engraved Gifts | — | 653977 | — | Dissolved | |
| Atlantic Bakery Equipment | — | 606918 | — | Dissolved | |
| Atlantic Ballet Theatre of Canada Inc. | — | 25757 | — | Active | |
| Atlantic Baptist Housing | — | 757469 | — | Active | |
| Atlantic Baptist Mission Board of the Convention of Atlantic Baptist Churches | — | 100006 | — | Active | |
| Atlantic Baptist Women | — | 695108 | — | Active | |
| Atlantic Bark Cabins & Kennels | — | 700265 | — | Dissolved | |
| Atlantic Baseball Officials Supplies | — | 707464 | — | Active | |
| Atlantic Basement Waterproofing | — | 350630 | — | Dissolved | |
| Atlantic Basement Waterproofing | — | 645438 | — | Dissolved | |
| Atlantic Batteries | — | 626479 | — | Dissolved | |
| Atlantic Beauty | — | 739690 | — | Active | |
| Atlantic Beer Festival | — | 624398 | — | Active | |
| Atlantic Behavioural Center Centre Atlantique Behavioural | — | 624061 | — | Dissolved | |
| Atlantic Behavioural Centre Behavioral Atlantique | — | 628365 | — | Dissolved | |
| Atlantic Benefits Collaborative | — | 709208 | — | Active | |
| Atlantic Bio Link Network Inc. | — | 771063 | — | Active | |
| Atlantic BioFuels | — | 628062 | — | Dissolved | |
| Atlantic Biodiesel Corporation | — | 679753 | — | Dissolved | |
| Atlantic Biopharma | — | 709128 | — | Active | |
| Atlantic Biosolids Inc. | — | 514550 | — | Dissolved | |
| Atlantic Biz Consulting Inc. | — | 618045 | — | Dissolved | |
| Atlantic Biz Investment Inc. | — | 631358 | — | Dissolved | |
| Atlantic Blue Cross Care | — | 351868 | — | Dissolved | |
| Atlantic Bluegrass Music Association Inc. | — | 704007 | — | Dissolved | |
| Atlantic Body&Mind Balance | — | 647072 | — | Active | |
| Atlantic Boot and Shoe | — | 350480 | — | Dissolved | |
| Atlantic Bottle Exchange & Salvage Center Ltd. | — | 772722 | — | Active | |
| Atlantic Brace Rentals | — | 628439 | — | Dissolved | |
| Atlantic Brand Partners Ltd. | — | 779369 | — | Active | |
| Atlantic Branded Beef Management Inc. | — | 25831 | — | Dissolved | |
| Atlantic Brick and Stone | — | 722857 | — | Dissolved | |
| Atlantic Brick and Stone Inc. | — | 734351 | — | Active | |
| Atlantic Building Cleaning | — | 668040 | — | Active | |
| Atlantic Building Controls | — | 664740 | — | Active | |
| Atlantic Building Inspectors Ltd. | — | 671333 | — | Dissolved | |
| Atlantic Built Motorsport Inc. | — | 758509 | — | Active | |
| Atlantic Business Centre of Excellence and Commercialization of Innovation Ltd. | — | 755722 | — | Active | |
| Atlantic Business Forms Ltd. | — | 655775 | — | Active | |
| Atlantic Business Immigrant Network - Réseau d'Immigrants en Affaires Atlantique | — | 669199 | — | Dissolved | |
| Atlantic Business Interiors (NB) Limited | — | 624790 | — | Withdrawn | |
| Atlantic Business Systems Inc. | — | 611645 | — | Pending | |
| Atlantic Buzz Services | — | 705930 | — | Dissolved | |
| Atlantic CAD CAM solutions | — | 755473 | — | Active | |
| Atlantic CDRG | — | 668014 | — | Dissolved | |
| Atlantic Cake Creations | — | 694392 | — | Dissolved | |
| Atlantic Camouflage Systems Limited | — | 641022 | — | Dissolved | |
| Atlantic Can Capital Inc. | — | 719961 | — | Active | |
| Atlantic CanProp Realty Inc. | — | 622377 | — | Dissolved | |
| Atlantic Canada Accessible Rentals Ltd. | — | 757797 | — | Active | |
| Atlantic Canada Aviation Services | — | 736540 | — | Active | |
| Atlantic Canada Business Alliance Inc. | — | 718901 | — | Dissolved | |
| Atlantic Canada Business Network Ltd. | — | 626635 | — | Active | |
| Atlantic Canada Business News | — | 763518 | — | Active | |
| Atlantic Canada Business Performance Solutions | — | 645665 | — | Dissolved | |
| Atlantic Canada Citrus Fundraising Corp. | — | 659562 | — | Dissolved | |
| Atlantic Canada Conservation Data Centre / Centre de données sur la conservation du Canada Atlantique | — | 620859 | — | Active | |
| Atlantic Canada Cooks Inc. | — | 747024 | — | Active | |
| Atlantic Canada Coupons and co. | — | 607029 | — | Dissolved | |
| Atlantic Canada Economics Association Inc. | — | 762072 | — | Active | |
| Atlantic Canada Fish Farmers Association Inc. | — | 23171 | — | Active | |
| Atlantic Canada Glove | — | 347316 | — | Dissolved | |
| Atlantic Canada Intercessors Network | — | 352507 | — | Dissolved | |
| Atlantic Canada Justice Project | — | 652290 | — | Dissolved | |
| Atlantic Canada Language Academy Inc. | — | 747037 | — | Active | |
| Atlantic Canada Lesson Plans | — | 347302 | — | Dissolved | |
| Atlantic Canada Organic Vending | — | 687940 | — | Dissolved | |
| Atlantic Canada Organic Vending Inc. | — | 690172 | — | Dissolved | |
| Atlantic Canada Palestinian Society of Fredericton Inc. | — | 751713 | — | Dissolved | |
| Atlantic Canada Scrapbooking Convention | — | 619799 | — | Dissolved | |
| Atlantic Canada Sea Kayak Guides Alliance, (ACSKGA) Inc. | — | 25585 | — | Dissolved | |
| Atlantic Canada Sighthound Supporters Inc. | — | 770770 | — | Active | |
| Atlantic Canada Snowmobile & Outdoor Recreation Show | — | 347337 | — | Dissolved | |
| Atlantic Canada Traditional Thai Massage | — | 739136 | — | Dissolved | |
| Atlantic Canada Trenchless Association | — | 659936 | — | Dissolved | |
| Atlantic Canada Tungsten Mining Corporation | — | 780503 | — | Active | |
| Atlantic Canada World Wine Festival/Festival des vins du Monde du Canada Atlantique | — | 352814 | — | Dissolved | |
| Atlantic Canada's Dezyne Benefits | — | 687711 | — | Dissolved | |
| Atlantic Canada's Dezyne Benefits Inc. | — | 713496 | — | Withdrawn | |
| Atlantic Canadian Amateur Motor Sports Association Inc. | — | 608982 | — | Dissolved | |
| Atlantic Canadian Business Institute (ACBI) Incorporated | — | 758775 | — | Active | |
| Atlantic Canadian Enterprises | — | 675225 | — | Dissolved | |
| Atlantic Canadian Gaming Zone | — | 605511 | — | Dissolved | |
| Atlantic Canadian Industrial Certification Institute | — | 622250 | — | Dissolved | |
| Atlantic Canadian Online Seafood Auction (ACOSA) INC. | — | 673708 | — | Active | |
| Atlantic Canadian Seafood Group | — | 673282 | — | Dissolved | |
| Atlantic Canvas | — | 747365 | — | Active | |
| Atlantic Capit Consulting Corp. | — | 733903 | — | Dissolved | |
| Atlantic Capital Commercial Cleaners | — | 698487 | — | Dissolved | |
| Atlantic Capital Holdings | — | 711056 | — | Dissolved | |
| Atlantic Capital Holdings Inc. | — | 675672 | — | Merged | |
| Atlantic Capital Investment Inc. | — | 628603 | — | Dissolved | |
| Atlantic Capital Real Estate Inc. | — | 763399 | — | Active | |
| Atlantic Car Finder | — | 667372 | — | Dissolved | |
| Atlantic Card Games | — | 736620 | — | Active | |
| Atlantic Caribbean Connection Inc. | — | 511091 | — | Withdrawn | |
| Atlantic Carpentry Ltd. | — | 675923 | — | Dissolved | |
| Atlantic Carrier Transicold, a division of Reefer Sales & Service (Toronto) Incorporated | — | 665648 | — | Dissolved | |
| Atlantic Cars Ltd. | — | 775250 | — | Active | |
| Atlantic Cash & Pawn | — | 680705 | — | Dissolved | |
| Atlantic Cash Back | — | 603686 | — | Dissolved | |
| Atlantic Catch Seafoods Ltd. | — | 753177 | — | Active | |
| Atlantic Caulking & Sealing | — | 691862 | — | Dissolved | |
| Atlantic Cedar Recruitment Agency (ACRA) Agence de Recrutement Cèdre de l’Atlantique (ARCA) | — | 742005 | — | Active | |
| Atlantic Cell Phone Repair Ltd | — | 650579 | — | Active | |
| Atlantic Ceramic Tiles | — | 614347 | — | Dissolved | |
| Atlantic Charity Concerts Productions Inc. | — | 639124 | — | Active | |
| Atlantic Charters | — | 673907 | — | Active | |
| Atlantic Chemicals Inc. | — | 764366 | — | Active | |
| Atlantic Chen's Trade Inc. | — | 672154 | — | Dissolved | |
| Atlantic Chimney Repair & Restoration | — | 662136 | — | Dissolved | |
| Atlantic Chip Online | — | 676585 | — | Dissolved | |
| Atlantic Chip Timing | — | 676365 | — | Dissolved | |
| Atlantic Choice Home Builders Ltd. | — | 648508 | — | Merged | |
| Atlantic Choice Properties Ltd. | — | 620264 | — | Dissolved | |